You are probably already familiar with using shift registers like the 595 series for port expansion. There can be benefits to using an I2C device instead. One of them comes when using multiple ...
This firmware is used on the stm32f103 and makes to function as an I2C I/O expansion that can be used from any linux ... 0x03-0x0A r/w gpio[0:7] port register 0xFF (GPIOA) 0x0B-0x12 r/w gpio[0:7] pin ...
I²C Port expander driver example for esp8266. It connects to the mcp2307 with two GPIO pins of your own choice. The API is very arduino:like, here is the mandatory blinky example: #include ...
six I2C controllers, and six UARTs – all on its 40-pin header. You can’t make use of all of these at once, but with up to four different connections wired to a single pin you can carve out a ...
Diodes Incorporated introduced new PI7C1401 quad port expander with small size and in a 56-ZF (TQFN) package measuring just 5mm… Be a part of our ever growing community. Semicon Media is a unique ...