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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.

0 votes
2 answers
291 views

Integrated TTL in SPDT-switch

Will it be possible to control the switch with a microcontroller that alternates its output between 0V and 5V, and is directly connected to the TTL IN input? …
paw's user avatar
  • 167
3 votes
5 answers
3k views

Microcontrollers: What to do with unused non-IO pins?

There's plenty of information on what to do with unused IO-pins on a microcontroller. You can set them to a floating output, ground them, or pull them up to Vcc or down to ground. … The microcontroller I am using is a Microchip PIC18F4550, and it has a Vusb-pin (non-IO). …
paw's user avatar
  • 167