Useful articles on circuits, systems and Microcontrollers

Recent Articles

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1. ESP 01 Programming: Complete Setup, Code, and Debug

   
   Learn ESP 01 programming with the Small but Powerful ESP 01 WiFi module, using an Arduino as the serial programmer, Including Examples and Debug help

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2. Arduino Voltage Reference Capabilities

   
   Arduino Voltage reference: Both the Uno and Nano have a built-in voltage reference: Find out how to make it more accurate. In addition find out how to use it to measure the supply voltage 1V8 ~ 5V5

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3. MCP23017: Have you run out of I/O? This chip is the answer!

   
   MCP23017: Instantly Increase your I/O by 16 fully bidirectional I/O pins. Need more? Just add extra chips, on the same I2C interface.

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4. TP4056: Your Essential guide to the LiPo Battery Charger IC

   
   Learn how to use the TP4056 properly. There's a right way, and a wrong way for safe charging of Lithium Ion batteries with this chip.

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5. ESP-01 vs ESP-01S: Which one is right for you?

   
   Confused about the ESP-01 vs ESP-01S? Find out the exact differences between these boards and Learn which one you should use for your next IoT project.

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6. Arduino Variable types: Exactly What you Must know about them.

   Learn Arduino Variable types declaration, memory usage and number ranges. Keep your program from Failing by Knowing about Number Ranges...

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