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A device which includes a central processing unit (CPU), memory, and (generally) an assortment of I/O peripherals (UART, ADC, DAC, general-purpose I/O, I2C, etc.) in a tightly-coupled standalone package.

1 vote
Accepted

Bluetooth - NFC communcation

That should be very easy with an Arduino + NFC (or RFID) reader/shield + Bluetooth module/shield. Here is a cheap NFC reader (based on the MFRC522 chip) from ebay ~$6 link and it uses SPI for communi …
14 votes
6 answers
15k views

Is this a good design for MOSFET H-Bridge?

This bridge will be driven from a microcontroller and need to be fast to support PWM. So based on my readings, Power MOSFET are the best choice when it comes to fast switching and low resistance. …