- Description
Dear customer, to celebrate the Chinese New Year, shipment will be suspended from January 16 to 27.
During this period, you can place the order normally and we will process the shipment after January 27.Happy New Year 2023!
The MCP23017 IO Expansion Board expands 2 signal pins as 16 I/O pins based on the I2C bus, up to 8 MCP23017 IO Expansion Board can be used at the same time, providing up to 128 I/O pins, it is compatible with both 3.3V and 5V levels.
PIN | I2C |
---|---|
VCC | Power supply, 3.3V/5V |
GND | Ground |
SDA | I2C data line |
SCL | I2C clock line |
INTA | PA group interrupt output |
INTB | PB group interrupt output |
Weight: 0.011 kg