In today's electronics world, the process of moving from a concept to full-scale production is more difficult than ever in the rapidly changing electronics industry.In addition to managing cost, component availability, and time-to-market constraints, engineers are expected to innovate and validate designs more quickly while maintaining all updates and time constraints

Campus Component helps engineers move from prototype to production with reliable electronic components, design support, validation sourcing, and scalable manufacturing solutions.

As a specialized electronics distribution company, Campus Component supports engineers throughout the whole process. We ensure continuity, dependability, and efficiency in component sourcing. While allowing engineers to concentrate on design and innovation from early-stage prototyping to mass production.

Understanding the Engineering Product Lifecycle

Each electronic device has a well-defined life cycle, and each stage offers a unique set of challenges:

●  Concept and Design

●   Prototyping & Testing

●   Design Validation and Optimization

●   Production Planning & Scalability

●   Sustained Manufacturing and Lifecycle Management

 Campus Component organizes its distribution offering and technical services around each of these phases, ensuring that engineers are provided with the right pieces, data, and support at the right time.

Rapid Prototyping with Accessible Component

In the prototype phase, innovation takes space. For prototyping, engineers who are agile and flexible and who need easy access to parts.

Campus Component facilitates rapid prototyping through the provision of:

●   A wide range of active, electromechanical, and embedded components

●    Lower Minimum Order Quantities (MOQs) to suit Research & Development and Pilot Products

●    Ready supply of new product introductions and development-friendly parts)

This is particularly helpful for engineers involved in IoT, embedded system design, power electronics, subassemblies for electric vehicles, and automation, where proof-of-concept development plays a critical role in staying ahead in the competition.

Design Support Beyond Component Supply

The Distribution of electronics Components today is not merely transactional. Engineers must be guided through intelligent design decisions upfront in the development cycle.

Campus Component adds value by supporting the engineers with:

●  Application-based selection of Component

●  Identification of form-fit-function alternatives

●  Perform BOM optimization that balances performance and availability with cost.

●  Access to documentation, datasheets, and insights from manufacturers.

By getting involved early in the design phase, Campus Component can help engineers reduce redesign risks, avoid component obsolescence, and ensure selected parts will be scalable for future production.

Supporting Design Validation and Testing

As designs progress from prototype through validation, consistency and reliability become crucial. Changes in the component at this stage can lead to delays, requalification costs, or even performance issues.

The Campus Component guarantees stability during the validation process by providing:

●   Consistent sourcing of the same Component used in prototypes

●    Traceable and genuine Component from franchised supply channels

●    Visibility of status onthe  lifecycle of the Component and long-term availability

●    Support the AVL (Approved Vendor Lists) and qualification requirements

This is especially important in industries like industrial electronics, automotive systems, medical devices, and energy solutions, where compliance, reliability, and longevity are absolute musts.

Bridging the Gap from Prototype to Production

The hard part of the development cycle is the transition from the proven prototype to the product stage. The design that proves to be effective on a small scale now has to scale up.

Campus Component makes this process easier through:

●   Revisions of Production-ready BOM

●    Forecast-based procurement planning

●    Volume pricing strategiesaligned with production targets

●     Supply Chain Risk Management

Given the global nature of supply chain systems that are regularly exposed to demands and part shortages, planning is critical. Campus Component works together with its customers to ensure that parts chosen during the design phase are procurable during volume production.

Ensuring Reliable Supply for Scalable Manufacturing

Once a product enters mass production, issues of consistency and reliability of delivery become of paramount concern. A component delivery issue can lead to expensive downtime and contracted delivery times being missed.

The following are components of campus supportfor  scalable manufacturing through:

●   Stable and Predictable Inventory Availability

●   Long-term sourcing plans for strategic Component

●   Authorized distribution channels to ensure quality and authenticity

● The delivery schedule was in conformity with the timelines for manufacturing and assembly

Acting as a reliable supply chain partner, Campus Component assists manufacturers in maintaining efficiency in their operations while meeting demands in the marketplace.

Supporting Emerging Technologies and Industry Trends

The electronics industry continues to grow and develop with increased emphasis on connectivity, electrification, and automation. Campus Component keeps up with these trends to support electronics engineers developing next-generation products.

Important application domains are:

●   Internet of Things (IoT) and smart devices

●   Electric Vehicles and Charging Infrastructure

●   Industrial automation and Industry 4.0

●    Renewable Energy and Power Management Systems

●    Embedded computing & control systems

By keeping up with technology, Campus Component is also able to provide engineers with access to related Components essential for both innovation and scalability.

An Engineer-First Distribution Partner

Campus Component is truly distinct in its engineer-centric business model. This is because it does not act like an ordinary supplier but strives for partnership-building.

This strategy comprises:

●  Project Timeline & Technical Constraints Understanding

●  Offering support

●  Synchronizing sourcing plans with engineering and procurement plans

●   Helping startups, SMEs, academic innovators, as well as large corporations

Whether working on a prototype stage design or a production design for large quantities of product, Campus Component acts as an extension of the engineering and/or supply chain team.

Enabling Innovation from Idea to Impact

More than a rich engineering experience, a smooth transition from prototype to product needs an understanding of technology and scalability.

Campus Component helps engineers at every stage of the product development process. With Campus Component assistance, innovators are able to develop their ideas into a market-ready product through proper decision-making assistance. The Campus Component closes the gap that exists in the innovation and manufacturing process.

In concept validation, right through to volume production, Campus Component is dedicated to enabling engineers to successfully design and develop electronic products

Frequently Asked Questions:

1] How does Campus Components support engineers from prototype to production? 

Campus Components assists customers throughout the entire product life cycle. It begins from the selection of components for prototyping to its availability for mass production. Low MOQs, BOM optimization, validation stability, and supply chain planning. As well as our field application engineer team assisting in the design phase of the product

2] Why is component availability critical during the prototyping stage?

During the prototyping phase, the component availability is very critical because it directly impacts the speed of innovation and prevents costly design bottlenecks. Also, it ensures the prototype accurately represents the final production unit. In the fast-moving electronics industry, unavailable components can delay the projects by weeks, whereas having readily available components allows engineers to test, iterate, and fix design flaws quickly. Campus Components makes sure that the engineer has ready access to electronic components such as active, electromechanical, and embedded with a low MOQ, allowing for fast innovation cycles.

3] Does Campus Components assist with design-in decisions?

Yes, during the design phase, Campus Components works with engineers to recommend application-specific components, evaluation boards, and reference designs to ensure chosen parts are both technically suitable and commercially scalable.

4] How does Campus Components support emerging technologies?

It actively supports the development and adoption of next-generation emerging technologies such as IoT, EV systems, Industry 4.0, embedded systems, and renewable energy by providing access to next-generation components..

5] How does Campus Components enable faster time-to-market?

It is a mix of the prototyping support that is quick, design guidance, validation stability, and production-ready sources that make the process easier for professionals as they move from concept through to mass production, thereby shortening the launch time of their product.

A circuit breaker is an important safety device for electrical systems. It protects against damage from too much electricity, short circuits, or other problems. When it spots a fault, it automatically stops the electricity flow. This helps to avoid fires, damage to equipment, and other electrical dangers. 

Circuit breakers can be reset either by a person or automatically so that things can go back to normal. Microcontrollers are increasingly integrated into advanced circuit breakers for enhanced functionality as microcontrollers monitor current, voltage, and fault conditions in real-time using sensors.

Types of Electric Circuit Breakers

Electric circuit breakers are key for keeping electrical systems safe and working well. They come in different types based on how they work, their voltage levels, and special features. Knowing the different kinds can help you choose the right one for your needs.

Types of Circuit Breakers Based on How They Work

These use a special strip that bends when the electricity gets too hot. They are often used in homes for overcurrent protection.

Magnetic Circuit Breakers

These use a coil that trips the breaker when the current goes over a certain level. They are good for situations that need a quick response to high current.

Hybrid Circuit Breakers

These mix thermal and magnetic methods to offer double protection. You’ll often see them in businesses and factories.

Types of Circuit Breakers Based on Voltage Level

These work with voltages below 1,000 volts. They are usually found in homes and small businesses.

Medium-Voltage Circuit Breakers

These handle voltages from 1,000 to 72,000 volts. They are used in factories and medium-sized power setups.

High-Voltage Circuit Breakers

These are made for voltages over 72,000 volts. They are important for moving power in electrical networks.

Special Types Circuit Breakers

These are small and made for low current circuits. They are great for homes and light commercial places.

Molded Case Circuit Breakers (MCCB)

These are bigger than MCBs and can handle higher current. You’ll find them in industrial and large commercial settings.

Ground Fault Circuit Interrupters (GFCI)

These detect faults and turn off the power to prevent shocks. They are often used in wet areas like kitchens and bathrooms.

Arc Fault Circuit Interrupters (AFCI)

These help prevent electrical fires by spotting arc faults. They are commonly used in bedrooms and living rooms.

Air Circuit Breakers (ACB)

These use air to put out arcs. They are found in industrial settings for high current loads.

Vacuum Circuit Breakers (VCB)

These use a vacuum to stop the arc. They are reliable and used for medium and high-voltage situations.

Oil Circuit Breakers

These use oil to control arcs, providing great insulation. They are usually found in high-voltage substations.

SF6 Circuit Breakers

These use a gas called sulfur hexafluoride to put out arcs. They work well for high-voltage and high-capacity systems.

Key Components Of Electric Circuit Breaker

This outer part gives the breaker its shape and keeps the inside safe from water and dirt. It's usually made of materials that help prevent electric shocks.

Contacts

These pieces allow electricity to flow when everything is working right. If something goes wrong, they have both movable and fixed parts that stop the electricity. They can handle small sparks and some heat.

Arc Extinguishing Mechanism

When the circuit breaker is turned off, this part controls and puts out the spark that occurs. It can work with SF6 Gas, Oil, Vacuum, or Air.

This part helps in switching the circuit breaker on and off. It uses levers, springs, and other moving pieces to make sure it reacts quickly.

Terminal Connections

These connections link the circuit breaker to other electrical systems, making sure electricity flows safely and smoothly.

Insulation System

Extra Parts

Circuit breakers help find unusual electric currents. They do this with special parts and systems.

1. Finding Problems

Inside the breaker, a bimetallic strip bends when the current is too high. When it bends enough, it trips the circuit and stops the flow of electricity. This method is mainly used for overloads.

Magnetic Method

When the current is too high, an electromagnetic coil creates a magnetic field. This field quickly trips the circuit. It’s very useful for spotting short circuits, which need fast action.

Advanced electronic sensors in newer breakers can detect arcs, ground faults, and excess currents using small computers and sensors. When they find a problem, they signal the trip mechanism to cut the flow.

2. Stopping and Ending Arcs

When a circuit breaker trips, its contacts open, creating an electric arc. This arc needs to be stopped to protect the system. Common ways to do this include:

• Using compressed air to blow out the arc.

• Using a vacuum chamber to suppress the arc.

• Using substances like oil or specific gases to put out the arc.

After fixing the issue, circuit breakers can be manually or automatically reset. This is better than fuses, which need replacing when they trip, helping to reduce downtime.

Application Of Circuit Breakers

Circuit breakers are very important for protecting us from electrical dangers and problems. They play many roles, helping to keep homes safe and managing electricity in businesses and factories. They help electrical devices last longer, make power flow more reliable, and keep us safe. 

Thanks to new technology, circuit breakers have become better at finding problems, working more efficiently, and offering smarter ways to watch over electricity use. When customers know about the parts, roles, uses, and benefits of circuit breakers, they can make better choices and use them properly. 

FAQs on Circuit Breakers

Modern circuit breakers offer safety measures such as overload and short circuit protection, arc fault detection, ground fault prevention, and advanced monitoring for enhanced system reliability and user safety.

2. What are the advantages of using a circuit breaker over a fuse?

Circuit breakers offer advantages over fuses, including reusability, quicker fault response, enhanced safety features, and the ability to handle higher current capacities without requiring replacement after tripping.

3. Can circuit breakers prevent electrical fires?

Yes, circuit breakers can help prevent electrical fires by automatically shutting off power when an overload or short circuit occurs.

4. How do circuit breakers contribute to energy efficiency?

Circuit breakers contribute to energy efficiency by preventing energy waste from overloads and ensuring that electrical systems operate within safe, optimal limits.

5. How do I choose the right circuit breaker for my electrical system?

To choose the right circuit breaker, match its amperage rating to the electrical load and ensure it is compatible with your system's voltage and type of wiring.

6. Can a circuit breaker be repaired or does it need to be replaced entirely?

A circuit breaker typically needs to be replaced entirely if it is faulty, as repairing it can compromise safety and reliability.

The IoT Remote Monitoring System revolutionizes how businesses and individuals track, manage, and analyze critical assets and processes in real-time. By harnessing the power of the Internet of Things (IoT), this system enables seamless data collection and remote access, allowing users to monitor equipment, environmental conditions, and operational performance from anywhere in the world. 

With benefits like improved efficiency, proactive maintenance, and cost savings, IoT remote monitoring systems are essential for industries ranging from manufacturing and healthcare to agriculture and logistics.

What is IOT Monitoring?

IoT Monitoring refers to the process of using Internet of Things (IoT) technology to track, collect, and analyze data from connected devices or systems in real-time. This approach allows organizations and individuals to gain insights into the performance, condition, and usage of physical assets, processes, or environments.

IoT monitoring leverages sensors, communication networks, and cloud platforms to gather and visualize data. These systems are designed to provide actionable intelligence, automate processes, and enhance decision-making.

How Does IOT Remote Monitoring Work ?

IoT remote monitoring works by combining smart sensors, wireless communication modules, and cloud-based systems to provide real-time insights into equipment, processes, or environments, no matter where you are. Below is detailed breakdown of how the technology operates:

1. Data Collection

At the heart of IoT remote monitoring are smart sensors embedded in devices or systems. These sensors collect critical data such as temperature, pressure, humidity, vibration, or location. 

For example:

In industrial settings, sensors monitor machine performance.

In agriculture, they track soil moisture and weather conditions.

2. Connectivity

The collected data is transmitted via IoT connectivity technologies like Wi-Fi, Bluetooth, cellular networks (3G, 4G, 5G), or low-power communication protocols (LoRa WAN, Zigbee). This ensures continuous data flow between devices and centralized systems.

3. Data Processing

Once the data reaches the centralized system, it undergoes processing and analysis through edge computing or cloud platforms. This step involves filtering raw data, identifying trends, and detecting anomalies. 

For instance:

A spike in temperature in a factory could trigger an alert for potential overheating.

4. Cloud Integration

Processed data is stored and managed on cloud servers, enabling remote access from anywhere. Cloud computing ensures scalability, robust data storage, and security while supporting advanced analytics and machine learning for predictive insights.

5. Real-Time Monitoring and Visualization

Users access the data through custom dashboards or mobile apps. These platforms provide visual representations of the data, such as charts, graphs, or maps, to help users make informed decisions quickly.

6. Alerts and Automation

IoT remote monitoring systems are designed to react automatically to certain conditions. When a pre-set threshold is breached, the system triggers an alert (email, SMS, app notification) or executes an automated action, such as shutting down a machine to prevent damage.

7. Feedback Loops

IoT systems can use the collected data to create feedback loops. For instance, an HVAC system might adjust its operations automatically based on real-time temperature readings.

How to Monitor IoT Devices Remotely

Monitoring IoT devices remotely involves leveraging a combination of sensors, communication protocols, software platforms, and user interfaces to track device performance, gather data, and ensure seamless operation. Here’s a detailed guide to effectively monitor IoT devices from anywhere:

1. Use IoT-Enabled Sensors

Begin by equipping your devices with IoT-enabled sensors capable of capturing essential data points such as:

1. Temperature, humidity, or environmental factors.
2. Performance metrics like energy consumption or system health.
3. Location tracking using GPS or RFID module.
4. These sensors are the foundation for monitoring IoT devices remotely.

2. Establish a Reliable Connectivity Network

IoT devices require robust connectivity to transmit data. Common network options include:

1. Wi-Fi: Suitable for smart homes or small-scale setups.
2. Cellular Networks (3G/4G/5G): Ideal for devices in remote or mobile environments.
3. Low-Power Wide-Area Networks (LPWAN): Efficient for battery-operated devices with minimal data requirements, such as LoRa WAN or Sigfox.
4. Selecting the right communication protocol ensures uninterrupted data flow.

3. Deploy an IoT Gateway

An IoT gateway acts as an intermediary between IoT devices and the cloud. It collects data from sensors, preprocesses it, and sends it to cloud platforms for further analysis. Gateways ensure:

1. Data security during transmission.
2. Compatibility between different communication protocols.

4. Utilize Cloud Platforms

IoT data is stored and managed on cloud platforms like AWS IoT Core, Microsoft Azure IoT, or Google Cloud IoT. These platforms enable:

1. Real-time data access.
2. Scalable storage for large datasets.
3. Integration with analytics tools for actionable insights.

5. Implement Remote Monitoring Software

Remote monitoring software is key to tracking IoT devices effectively. These platforms provide:

1. Dashboards: Visualize data through graphs, charts, and alerts.
2. Mobile Apps: Access device information on the go.
3. Custom Alerts: Notify users of anomalies or critical events via email or SMS.
4. Examples of IoT monitoring tools include Things Board, PRTG Network Monitor, and Nagios.

6. Enable Real-Time Data Analytics

Integrate analytics to process IoT data in real-time. This allows for:

1. Anomaly Detection: Identify issues before they escalate.
2. Predictive Maintenance: Schedule repairs based on device behavior.
3. Operational Insights: Optimize performance and reduce costs.
4. Machine learning models can further enhance analytics for complex IoT ecosystems.

7. Configure Alerts and Notifications

Set up thresholds for various metrics to trigger alerts automatically. For instance:

1. An alert for unusual temperature spikes in a smart thermostat.
2. Notifications for low battery levels in IoT sensors.
3. This ensures quick responses to potential problems.

8. Ensure Security Measures

To protect IoT devices and data, implement security protocols such as:

1. Encryption: Secure data transmission with advanced encryption standards.
2. Authentication: Use multi-factor authentication for device access.
3. Regular Updates: Keep firmware and software up-to-date to patch vulnerabilities.

9. Test and Optimize

Regularly test your remote monitoring system to ensure:

1. Data accuracy from sensors.
2. Stable connectivity and performance.
3. Usability of dashboards and mobile apps.
4. Optimize settings based on feedback to improve the user experience.

Benefits Of IOT Device Monitoring and Control

Healthcare: IoT enables real-time tracking of patient vitals using wearable devices, improving telemedicine and emergency response.

Agriculture: Sensors monitor soil moisture, weather conditions, and crop health to optimize irrigation and enhance yields.

Smart Homes: IoT systems control and monitor lighting, security cameras, thermostats, and appliances remotely.

Industrial Automation: IoT monitors machinery performance, enabling predictive maintenance and reducing downtime.

Logistics and Supply Chain: GPS-enabled IoT devices track shipments, monitor environmental conditions, and ensure delivery efficiency.

Energy Management: Smart grids and IoT devices optimize energy usage and monitor renewable energy sources in real-time.

Smart Cities: IoT supports traffic management, waste monitoring, and public safety systems for efficient urban living.

Retail: IoT tracks inventory levels, monitors in-store customer behavior, and manages supply chains effectively.

Environment Monitoring: IoT devices detect air quality, water levels, and pollution for proactive environmental management.

Oil and Gas: Remote monitoring systems track pipeline integrity, detect leaks, and ensure operational safety.

Conclusion

An IoT Remote Monitoring System is a transformative technology that enables real-time tracking and management of devices, assets, and environments from any location. By utilizing smart sensors, reliable connectivity, cloud computing, and data analytics, it ensures seamless data collection, analysis, and actionable insights. 

These systems enhance efficiency, enable predictive maintenance, and provide greater operational control across various industries. IoT remote monitoring simplifies complex processes by automating tasks, delivering instant alerts, and optimizing resource utilization. As a cornerstone of modern IoT ecosystems, it empowers businesses and individuals to make smarter, data-driven decisions while reducing costs and improving productivity.

FAQs On IOT Monitoring

IoT devices that can be monitored remotely include smart home appliances, industrial equipment, healthcare wearables, agricultural sensors, logistics trackers, and energy management systems.

2. Are there any limitations to IOT remote monitoring?

Yes, IoT remote monitoring faces limitations such as network dependency, data security risks, high initial setup costs, and challenges in managing large-scale device integration.

3. What security measures should be taken to monitor IOT devices?

To securely monitor IoT devices, implement encryption, multi-factor authentication, regular firmware updates, network segmentation, and continuous threat monitoring.

4. Can I monitor IOT devices without connection?

No, monitoring IoT devices requires a stable connection for data transmission and real-time insights.

5. What platforms or software are available for IOT monitoring?

Popular platforms for IoT monitoring include AWS IoT Core, Microsoft Azure IoT, Google Cloud IoT, Things-Board, and PRTG Network Monitors.

Nuvoton Technology Corporation is a leading semiconductor manufacturer that provides a wide range of microcontrollers (MCUs). Their 32-bit MCUs are based on the ARM Cortex-M architecture and offer a high level of performance, flexibility, power efficiency, provide exceptional performance, low power consumption, and advanced peripherals.

In this blog post, we will provide a step-by-step guide on how to get started with Nuvoton 32-bit microcontrollers.

Nuvoton's 32-bit microcontrollers offer a wide selection of ARM Cortex-M0, M4, and M23 cores, catering to various application requirements. These controllers are known for their rich features, including high-speed interfaces, analog peripherals, real-time control capabilities, and robust security features.

In this blog we will discuss the Nuvoton N76E003 Development Board. Here, we will learn how to set-up the N76E003 programming environment as well as how to write the program and blink an LED.

Overview of N76E003

• N76E003 – a 1T-8051 based series MCU, offers 18 KB Flash ROM, configurable Data Flash and 1 KB SRAM .

• It supports wide operating voltage of 2.4V to 5.5V

• Temperature range of - 40 ℃ to 105 ℃ , 

• High noise immunity of 7 kV ESD

• The N76E003 provides up to 18 I/O pins under 20 pin packages and rich peripherals including two UART s, SPI , I²C , 6-ch PWM output, wake-up function, and Brown-out detector. 

• The competitive features includes a high precision <2 % deviation 16 MHz Internal RC oscillator, and a high resolution 12-bit 8 channel ADC . 

• N76E003 supports small form factor packages TSSOP20 ( 4mm x 6.5mm ) and QFN20 ( 3mm x 3mm ) for easy board design.

Key Features of N76E003

Applications of N76E003

There are several applications of N76E003 such as Access Control System, Thermostat, Bluetooth Speaker, Electric Meter, Data Collector, Battery charger, Beauty Equipment, Small Home Appliance, etc.

Now Let’s Set Up Our Development Environment

To begin your Nuvoton 32-bit microcontroller project, you'll need the right tools. Ensure you have the following:

1. Hardware: 

The official development board for Nuvoton N76E003 is the NuTiny-N76E003 SDK board with a programmer. 

2. Software Development Kit (SDK): 

Download the softwares listed below

Board Support Package for Keil - N76E003

Keil Micro Vision - C51 (IDE with Compiler)

Nu-Link Keil Driver

Nu-Link ICP Programming Tool

3. Integrated Development Environment (IDE):

Download and install Keil Micro Vision and C51 Compiler which is used to compile code for 8051 architecture.

To flash the program to the microcontroller we will use Nu-link Keil driver interface.

Other than the compiler and IDE,  install the Board Support Package (BSP) Library for N76E003.

Lets Now Start Coding

Now after successfully getting all your hardware and software requirements and finishing their downloading and installing process we can start building our first project i.e Blinking an LED.

Open Keil uVision and select the proper boards and upload method, and paste the following code in the editor:

1. #include "N76E003.h"

2. #include "SFR_Macro.h"

3. #include "Function_define.h"

4. #include "Common.h"

5. #include "Delay.h"

6. void sw_delay (int ms);

7. void main(void){

8.  P14_Quasi_Mode;

9.  while(1){

10.  P14 = 0;

11.  sw_delay(250);

12.  P14 = 1;

13.  sw_delay(250); 

14.  }

15. }

16. // Software based delay. Time is not accurate.

17. void sw_delay (int ms){

18.  int a, b;

19.  for (a=0; a<1296; a++){

20.  for (b=0; b<ms; b++);

21. }

22. }

Now compile this code and it should show output as follow:

Build started: Project: LED-Blink-Test

Build target 'Target 1'

assembling STARTUP.A51...

linking...

Program Size: data="9.0" xdata="0" code="118

creating hex file from ".\Objects\LED-Blink-Test"...

".\Objects\LED-Blink-Test" - 0 Error(s), 0 Warning(s).

Build Time Elapsed:  00:00:01

Now Let's Upload Code on N76E003 using Nu-Link

Connect the development board with berg pins. Check the connection properly and match it with the programmer and the development board pin names.

Connect the hardware into the USB pin of the PC. Make sure that the power led to the development board is glowing perfectly as shown below.

As shown in the above image, the PWR LED is glowing in Green color. Go to the Keil compilation toolbar. Press the Build target button and the load button. 

The program will be loaded in the chip and the LED will start to blink as shown in the image below.

Conclusion:

In this blog post, we have provided a step-by-step guide on how to get started with a Nuvoton 32-bit microcontroller. Nuvoton 32-bit microcontrollers present vast possibilities for electronics enthusiasts, hobbyists, and embedded professionals. The Nuvoton’s 32 bit mcu modules can be used in varied applications such as Thermostat, Bluetooth Speaker, Infrared Sensing, Battery charger, Small IoT appliances. In terms of industrial projects we can use Nuvoton Module to build Rail safety devices, Infrared Astronomy, optical power meters and Large scale IoT projects.

If you are looking for electronic components and different microcontrollers from Nuvoton, reach out Campus Component today!

Over-The-Air (OTA) firmware updates are a crucial aspect of embedded systems, allowing developers to remotely update software on devices without physical access. One of the best things about ESP32 is that its firmware can be updated wirelessly. This kind of programming is called “Over-The-Air” (OTA). In this blog post, we will explore the process of performing OTA firmware updates over ESP32, ESP32 is a popular microcontroller-based development board with built-in Wi-Fi and Bluetooth capabilities. 

Follow this step-by-step guide to ensure a seamless and efficient OTA update process for your ESP32-based devices.

What is OTA Programming in ESP32?

OTA programming allows for updating/uploading new programs to the ESP-WROOM-32 over Wi-Fi without the need for a USB connection to a computer.

It provides a wireless method to perform program updates on the ESP32 module.

Benefits of OTA Programming

Convenience: OTA programming proves advantageous when physical access to the ESP module is not feasible or practical.

Time-saving: It reduces the time required to update each ESP module during maintenance, as updates can be performed remotely.

Advantages of OTA Programming

Centralized Updates: OTA programming enables a single central location to send updates to multiple ESP32 modules connected to the same network.

Scalability: The ability to update multiple ESPs simultaneously streamlines the update process for large-scale deployments.

*The only requirement is to include OTA code in every code you want to do OTA to enable OTA functionality for more future updates.

There are 3 Simple Steps for Implementing Basic OTA with the ESP32

1. Writing Main Code with Basic OTA Function

In the first step we will write a main code with a function of Basic OTA. 

*Refer the below code:

#include <WiFi.h>

#include <ESPmDNS.h>

#include <WiFiUdp.h>

#include <ArduinoOTA.h>

const char* ssid = "..........";

const char* password = "..........";

void setup() {

 Serial.begin(115200);

 Serial.println("Booting");

 WiFi.mode(WIFI_STA);

 WiFi.begin(ssid, password); // change to your SSID and Password

 while (WiFi.waitForConnectResult() != WL_CONNECTED) {

 Serial.println("Connection Failed! Rebooting...");

 delay(5000);

 ESP.restart();

 }

 // Port defaults to 3232

 // ArduinoOTA.setPort(3232);

 // Hostname defaults to esp3232-[MAC]

 // ArduinoOTA.setHostname("myesp32");

 // No authentication by default

 // ArduinoOTA.setPassword("admin");

 // Password can be set with it's md5 value as well

 // MD5(admin) = 21232f297a57a5a743894a0e4a801fc3

 // ArduinoOTA.setPasswordHash("21232f297a57a5a743894a0e4a801fc3");

 ArduinoOTA

 .onStart([]() {

 String type;

 if (ArduinoOTA.getCommand() == U_FLASH)

 type = "sketch";

 else // U_SPIFFS

 type = "filesystem";

 // NOTE: if updating SPIFFS this would be the place to unmount SPIFFS using SPIFFS.end()

 Serial.println("Start updating " + type);

 })

 .onEnd([]() {

 Serial.println("\nEnd");

 })

 .onProgress([](unsigned int progress, unsigned int total) {

 Serial.printf("Progress: %u%%\r", (progress / (total / 100)));

 })

 .onError([](ota_error_t error) {

 Serial.printf("Error[%u]: ", error);

 if (error == OTA_AUTH_ERROR) Serial.println("Auth Failed");

 else if (error == OTA_BEGIN_ERROR) Serial.println("Begin Failed");

 else if (error == OTA_CONNECT_ERROR) Serial.println("Connect Failed");

 else if (error == OTA_RECEIVE_ERROR) Serial.println("Receive Failed");

 else if (error == OTA_END_ERROR) Serial.println("End Failed");

 });

 ArduinoOTA.begin();

 Serial.println("Ready");

 Serial.print("IP address: ");

 Serial.println(WiFi.localIP());

}

void loop() {

 ArduinoOTA.handle(

Due to the absence of OTA upgrade capability in the ESP32's factory image, it is necessary to initially load the OTA firmware onto the ESP32 using a serial interface. That’s why It is required to first upload the firmware serially in order to perform subsequent updates over-the-air.

The ESP32 add-on for the Arduino IDE includes an OTA library as well as a BasicOTA example. Simply navigate to File > Examples > ArduinoOTA > BasicOTA.

Next, launch the Serial Monitor with a baud rate of 115200 and press the EN button on the ESP32. Assuming everything is functioning properly, you will observe the dynamic IP address assigned by your router. Take note of this IP address for future reference.

3. Uploading New Sketch Over-the-Air i.e OTA

Now, it's time to perform an over-the-air upload of a new sketch.

Keep in mind that including the OTA code in each sketch is crucial. Failure to do so will result in the loss of OTA capability, preventing you from performing future over-the-air uploads. 

To ensure OTA functionality, it is advised to modify the previous code to incorporate your new code. As an illustration, we will integrate a basic Blink sketch into the existing Basic OTA code.

*Refer Below Code:

#include <WiFi.h>

#include <ESPmDNS.h>

#include <WiFiUdp.h>

#include <ArduinoOTA.h>

const char* ssid = "..........";

const char* password = "..........";

//variabls for blinking an LED with Millis

const int led = 2; // ESP32 Pin to which onboard LED is connected

unsigned long previousMillis = 0;  // will store last time LED was updated

const long interval = 1000;  // interval at which to blink (milliseconds)

int ledState = LOW;  // ledState used to set the LED

void setup() {

pinMode(led, OUTPUT); 

 Serial.begin(115200);

 Serial.println("Booting");

 WiFi.mode(WIFI_STA);

 WiFi.begin(ssid, password);

 while (WiFi.waitForConnectResult() != WL_CONNECTED) {

 Serial.println("Connection Failed! Rebooting...");

 delay(5000);

 ESP.restart();

 }

 // Port defaults to 3232

 // ArduinoOTA.setPort(3232);

 // Hostname defaults to esp3232-[MAC]

 // ArduinoOTA.setHostname("myesp32");

 // No authentication by default

 // ArduinoOTA.setPassword("admin");

 // Password can be set with it's md5 value as well

 // MD5(admin) = 21232f297a57a5a743894a0e4a801fc3

 // ArduinoOTA.setPasswordHash("21232f297a57a5a743894a0e4a801fc3");

 ArduinoOTA

 .onStart([]() {

 String type;

 if (ArduinoOTA.getCommand() == U_FLASH)

 type = "sketch";

 else // U_SPIFFS

 type = "filesystem";

 // NOTE: if updating SPIFFS this would be the place to unmount SPIFFS using SPIFFS.end()

 Serial.println("Start updating " + type);

 })

 .onEnd([]() {

 Serial.println("\nEnd");

 })

 .onProgress([](unsigned int progress, unsigned int total) {

 Serial.printf("Progress: %u%%\r", (progress / (total / 100)));

 })

 .onError([](ota_error_t error) {

 Serial.printf("Error[%u]: ", error);

 if (error == OTA_AUTH_ERROR) Serial.println("Auth Failed");

 else if (error == OTA_BEGIN_ERROR) Serial.println("Begin Failed");

 else if (error == OTA_CONNECT_ERROR) Serial.println("Connect Failed");

 else if (error == OTA_RECEIVE_ERROR) Serial.println("Receive Failed");

 else if (error == OTA_END_ERROR) Serial.println("End Failed");

 });

 ArduinoOTA.begin();

 Serial.println("Ready");

 Serial.print("IP address: ");

 Serial.println(WiFi.localIP());

}

void loop() {

 ArduinoOTA.handle(); 

 //loop to blink without delay

 unsigned long currentMillis = millis();

 if (currentMillis - previousMillis >= interval) {

 // save the last time you blinked the LED

 previousMillis = currentMillis;

 // if the LED is off turn it on and vice-versa:

 ledState = not(ledState);

 // set the LED with the ledState of the variable:

 digitalWrite(led,  ledState);

 }

}

* It's important to note that the delay() function has not been utilized to control the LED blinking. This can result in missed OTA requests, potentially causing interruptions in the program execution.

After copying the above sketch to your Arduino IDE, navigate to Tools > Port option. Look for: esp32-xxxxxx at your_esp_ip_address. If you are unable to locate it, just restart your IDE.

Select the appropriate port and click on the Upload button. The new sketch will be swiftly uploaded within a few seconds. As a result, the on-board LED will initiate its blinking pattern.

Applications of Firmware OTA using ESP32

Firmware OTA is the most required application for the deployed IoT devices. The requirement of devices having OTA enabled is increasing day-by-day.

There are several applications where the OTA is in much need such as:

1. Industrial Automation

2. Home Automation

3. Wearable Devices

4. Remote Sensing and Monitoring

Conclusion

OTA updates not only save time and resources but also provide a path to enhance features, fix bugs, and improve security without physical access to the devices. So, embrace the power of OTA updates and keep your ESP32-based devices up to date effortlessly!

If you are looking for ESP32, WiFi or Bluetooth modules, or different microcontrollers from brands such as Espressif and Ai-Thinker to implement above project or you are looking for microcontrollers and different sensors or any project guidance reach out to us at Campus Component today!

In the rapid development of Embedded systems and IoT (Internet of Things), the ESP8266 series of Wi-Fi modules has become popular for its ease of use and affordability. Recently Espressif launched its successor, i.e., the ESP8685 Wi-Fi module, which is a powerful upgrade to revolutionize the world of connected devices. In this blog post, we'll discuss in depth details of the ESP8685, exploring its features, advantages, and its potential impact on the IoT.

What is ESP8685?

ESP8685 is an ultra-low-power and highly-integrated MCU-based SoC solution that supports 2.4 GHz Wi-Fi and Bluetooth® Low Energy (Bluetooth LE). It is a powerful and versatile chip that can be used in a wide variety of applications, including smart home devices, industrial automation, and wearables and all types of IoT application. The block diagram of ESP8685 is shown below.

Pin Layout of ESP8685:

Below diagram shows the Pin Definition of ESP8685

It comes with Ultra Low Power SoC with RISC-V Single-Core CPU Supporting IEEE 802.11b/g/n (2.4 GHz WiFi) and Bluetooth® 5 (LE) 2MB(ESP8685H2) or 4MB(ESP8685H4) flash in the 4×4mm QFN package.

Refer ESP8685 datasheet for more details on Architecture.

Let’s See the Features of ESP8685:

WIFI

1) ESP8685 has IEEE 802.11b/g/n-compliant WiFi.

2) It Supports 20MHz, 40MHz bandwidth in the 2.4 GHz band.

3) 1T1R mode with data rate up to 150 Mbps 

4) Wi-Fi Multimedia (WMM).

CPU and Memory

 1) 32-bit RISC-V single-core processor, up to 160MHz..

 2) Core Mark® score:–1 core at160 MHz, 407.22 Core Mark, 2.55 Core Mark/MHz.

 3) 384KB ROM.

 4) 400KB SRAM (16KB for cache).

 5) 8KB SRAM in RTC.

 6) Access to flash accelerated by cache 

 7) Supports flash In-Circuit Programming (ICP).

Advanced Peripheral Interfaces

1) 15 × programmable GPIOs 

2) Digital interfaces:

– 3× SPI (SPI0 and SPI1 are used to connect the SiP flash. Only SPI2 is available).

– 2×UART

– 1×I2C

– 1×I2S

– Remote control peripheral, with 2 transmit channels and 2 receive channels

– LED PWM controller, with up to 6 channels

– Full-speed USB Serial/JTAG controller

– General DMA controller (GDMA), with 3 transmit channels and 3 receive channels

– 1×TWAI®controller compatible with ISO 11898-1(CAN Specification 2.0) 

3) Analog interfaces:

–2×12-bit SAR ADCs, up to 6 channels

–1× temperature sensor

4) Timers:

–2×54-bit general-purpose timers

–3×watchdog timers

–1×52-bit system timer

Low Power Management

•Power Management Unit with four power modes.

Security

1) Secure boot 

2) Flash encryption 

3) 4096-bit OTP, up to 1792 bits for use 

4) Cryptographic hardware acceleration:

–AES-128/256 (FIPSPUB197) 

5) Permission Control 

6) SHA Accelerator (FIPSPUB180-4) 

7) RSA Accelerator 

8) Random Number Generator (RNG) 

9) HMAC 

10) Digital signature

Applications of ESP8685

• Smart Home

– Light control

– Smart button

– Smart plug

– Indoor positioning.

• Industrial Automation

– Industrial robot

– Mesh network

– Human machine interface (HMI)

– Industrial field bus.

• Health Care

– Health monitor

– Baby monitor.

• Consumer Electronics

– Smart watch and bracelet

– Over-the-top (OTT) devices

– Wi-Fi speaker

– Logger toys and proximity sensing toys.

• Smart Agriculture

– Smart greenhouse

– Smart irrigation

– Agriculture robot.

• Retail and Catering

– POS machines

– Service robot.

• Audio Device

– Internet music players

– Live streaming devices

– Internet radio players.

• Generic Low-power IoT Sensor Hubs 

• Generic Low-power IoT Data Loggers

Conclusion

ESP8685 combines advanced features, low power consumption, and affordability. Its robust connectivity, powerful processing, offer developers endless possibilities for creating innovative smart applications. If you are looking for a Wi-Fi and Bluetooth LE-enabled chip with ultra-low power consumption from Espressif, ESP8685 Wifi Module is a great option to consider.

As the world shifts towards more greener and more sustainable transportation, electric vehicles(EVs) are rapidly gaining popularity. We can see a rapid transition happening around us as people are turning more towards electric vehicles, the demand for EV charging stations is growing rapidly.

To cater the need, EV charging stations play an important role, and Mornsun, a leading power supply solutions provider has emerged as a partner in powering the future of EV charging stations.

Mornsun’s power supply solutions for EV charging stations are designed to be high-efficiency, reliable, and cost-effective. They’re also designed to meet the latest safety standards.

Importance of Power Supply Solutions in EV Charging Stations

Electric vehicle charging stations are complex systems that require a steady and efficient power supply. The charging process demands high reliability, safety, and the ability to handle varying charging demands. Mornsun provides state-of-the-art power supply solutions that ensure seamless operation and enhanced user experience for EV owners. 

AC/DC Power Supply Design Requirements for EV Charging Stations

There are Two Different Types of EV Charging Stations:

1. AC Charging Station

Further AC chargers are divided into AC level 1 EVSE and AC level 2 EVSE which deliver AC power to the charger of the vehicle. AC charging stations are generally small, flexibly installed, and it takes up to 2-8 hours for a full charge depending on the vehicle. They are very suited for small passenger electric vehicles, mostly used for residential applications, as well as fleet, multifamily, shopping malls, offices and other commercial space.

2. DC Charging Station

DC charging station is a high-powered Level 3 charger. It delivers DC power to the battery. A DC charging station is usually able to charge the battery to 80% of the charging state within 30 minutes. DC charging stations are suitable for fast DC charging of private electric vehicles, electric buses, hybrid buses, taxis, engineering vehicles, etc., and are mostly used in the public and workplaces.

Mornsun Offers a Variety of Power Supply Solutions for EV Charging Stations, including:

• AC-DC power supplies for Level 1 and Level 2 charging.

• DC-DC power supplies for DC fast charging.

• Isolated power supplies for safety.

• Enclosed power supplies for outdoor applications.

1. Mornsun's Isolated Power Modules

Safety is the most important parameter in EV charging stations. Mornsun's isolated power modules are designed to provide galvanic isolation, preventing electrical hazards and ensuring the safety of users and vehicles. 

2. Mornsun's AC-DC Converters

Mornsun's AC-DC converters offer unmatched flexibility and scalability, catering to the diverse needs of EV charging stations. Whether it's a public charging station or a private charging facility, Mornsun's power supply solutions are able to suit different power levels and charging station sizes. Their flexible and scalable approach allows for easy expansion as the demand for EV charging infrastructure grows.

AC/DC Converter for Electric Vehicle Charging Stations

Below Table shows Type of charging stations and required AC/DC power modules and DC/DC power modules which are provided by Mornsun to meet the power demands of Different Ev chargers.

The 1-15W AC-DC converter LS series and 3-30W AC-DC converter LD-R2 series offer compact size, a wide input voltage range of 85~305VAC that help meet the key requirements of power design for the EV control system. High efficiency up to 90% coupled with the extended -40℃ to +85 ℃ operating temperature range. They also deliver good EMC protection with conducted emission and radiated emission meeting CISPR32/EN55032 CLASS B, which makes them highly reliable in some extreme conditions when charging.

Benefits of Using Mornsun's Power Supply Solutions for EV Charging Stations

• High Efficiency: Mornsun's power supplies are highly efficient, which can help you save money on energy costs.

• Reliability: Mornsun's power supplies are designed to be reliable and durable resulting in function for long duration.

• Cost-Effectiveness: Mornsun's power supplies are competitively priced, so you can get the best value for your money.

• Safety: Mornsun's power supplies are designed to meet the latest safety standards, so they are safe for use in EV charging stations.

Conclusion

As electric vehicles revolutionize the automotive industry, the need for robust and efficient EV charging stations becomes increasingly evident. Mornsun's power supply solutions for EV charging stations offer high reliability, safety, efficiency, and scalability. By choosing Mornsun's solutions, charging station operators can contribute to a sustainable future while providing EV owners with a seamless charging experience.

If you are building an EV charging station and looking for best in class power supply solutions for the system from Mornsun, reach out to us at Campus Component today, and get latest updates on Mornsun’s products!

Hello readers, in this blog we will learn about Brushless Motors also known as Brushless DC Motors or BLDC Motors. In this blog, we will discuss the working principle of BLDC motors.

What are BLDC Motors?

Brushless DC motors (BLDC)are widely used in various applications such as robotics, electric vehicles, drones, and industrial automation systems. Unlike conventional DC motors, BLDC motors do not have brushes, which makes them more reliable and efficient. Brushless DC motors are also known as electronically commutated motors (ECMs, EC motors). 

BLDC motor is a permanent magnet synchronous electric motor which is driven by direct current (DC) electricity and it accomplishes electronically controlled commutation system (commutation is the process of producing rotational torque in the motor by changing phase currents through it at appropriate times) instead of a mechanically commutation system. BLDC motors are also referred to as trapezoidal permanent magnet motors.

BLDC Motor Components and Construction

 A BLDC motor has three main components: the stator, the rotor, and the Hall effect Sensor.

Stator

The stator is the stationary part of the motor that contains the windings. These windings are made up of insulated copper wire and are arranged in a specific pattern. The stator provides a magnetic field that interacts with the rotor to produce torque.

Rotor

The rotor is the rotating part of the motor that contains permanent magnets. The magnets are arranged in a specific pattern, opposite to that of the stator. The interaction between the magnetic fields of the stator and the rotor produces rotational movement.

Hall Effect Sensor or Electronic Controller

The Hall effect Sensor is the brain of the motor. It is responsible for controlling the flow of current to the motor windings. The controller also senses the position of the rotor and adjusts the current accordingly to ensure smooth and efficient operation.

Working Principle of BLDC Motor

The working principle of BLDC motors is based on the interaction between the magnetic fields of the stator and the rotor. The stator produces a rotating magnetic field, which interacts with the permanent magnets on the rotor, producing a torque that causes the rotor to rotate.

The Hall Effect Sensor plays a crucial role in the operation of the motor. It controls the flow of current to the motor windings based on the position of the rotor. The controller senses the position of the rotor using sensors or Hall effect devices mounted on the stator. These sensors detect the position of the magnets on the rotor and send signals to the controller.

Based on the signals from the sensors, the controller adjusts the flow of current to the motor windings to ensure that the magnetic fields of the stator and rotor are properly aligned. This ensures that the motor operates efficiently and smoothly, without any loss of power or vibration.

Advantages of BLDC Motors

BLDC motors offer several advantages over conventional DC motors. Some of the advantages are:

Higher Efficiency

BLDC motors are more efficient than conventional DC motors due to the absence of brushes. This results in less friction and lower power loss.

Higher Power Density

BLDC motors have a higher power density compared to conventional DC motors. This means that they can produce more power in a smaller size.

Longer Lifespan

The absence of brushes in BLDC motors results in less wear and tear, making them more reliable and durable.

Low Maintenance

BLDC motors require less maintenance compared to conventional DC motors. This results in lower maintenance costs and longer service life.

Applications of Brushless DC Motor

Brushless DC motors (BLDC) use for a wide variety of application requirements such as 

• Computer hard drives and DVD/CD players

• Electric vehicles, hybrid vehicles, and electric bicycles

• Industrial robots, CNC machine tools, and simple belt driven systems

• Washing machines, compressors and dryers

• Fans, pumps and blowers.

Conclusion

BLDC motors are becoming increasingly popular due to their efficiency, reliability, and low maintenance requirements. The working principle of BLDC motors is based on the interaction between the magnetic fields of the stator and the rotor, which is controlled by the electronic controller. With their numerous advantages, BLDC motors are expected to play an increasingly important role in various applications in the future.

If you are looking for Best in standard motors and other electronic components, reach out Campus Component today!

BLDC Motors- FAQs