Input / Output
16-Channel I2C Relay Board Driver
The I2C-RELAY16 is designed to piggyback on commonly available, Chinese-made, boards with 16 SPDT re..
$20.00
40-Channel I2C Digital I/O Expander
The I2C-XIO is a 40-channel digital I/O expander with an I2C interface, based on the NXP PCA9698.&nb..
$70.00
DCC Decoder Shield for Arduino
The ARD-DCCSHIELD is an optoisolated interface shield for connecting an Arduino (as a decoder) to a ..
$30.00
Qwiic-Compatible 16-Channel I2C Relay Board Driver
The I2C-RELAY16-QWIIC is a Qwiic-compatible relay driver board designed to piggyback on commonly ava..
$20.00