915 Generation 1PCS PCF8574T I/O I2C Port Interface Support

The following is the detailed introduction about our products:

The CJMCU-8574 is a CMOS circuit module that enables remote I / O expansion for most MCUs via two bi-directional buses.
The device contains an 8-bit quasi-bidirectional port and a bus interface.
Current consumption is very low, and the output latch, with high current drive capability, can directly drive the LED.
It also comes with an interrupt wiring that can be connected to the interrupt logic of the MCU.
Send an interrupt signal through INT, the remote I / O port does not have to communicate via bus to inform the MCU whether the data from the port input.
Material: Metal
Size: 12 x 12mm
Colour: Purple
Quantity: 1 Pcs
Package Contents: 1 x I2C Port Interface Support Cascading Extended Module
Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.
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