3pcs Extend Serial IO I/O Module Grove I2C Interface Expansion BoardM5Stack® for Arduino - products that work with off

Description EXT IO is a GPIO Expander With simple I2C commands you can have up to 8 GPIOs Integrates PCA9554PW This 8 bit I O expander for the two line bidirectionalbus I2C is designed for 2 3 V to 5 5 V VCCOpen Drain Active Low Interrupt Output operation It provides general purpose remote I O expansion for most microcontroller families via the I2C interface IIC address 0x27 Its difficult to foresee the needs of your project from the start EXT IO is the perfect solution for expanding the number of IO It allows you to add new features logic timing and sensing to alrady highly integrated designs Product Features Expanded I O number 8GROVE interface support UIFlow and for Two Le go compatible holesProduct Size 32 2mm x 24 2mm x 11 3mmProduct weight 4 9gPackage Included 3 x EXT IO Unit3 x Grove Cable