ZZHXSM 2pcs PCF8574 PCF8574T Module IO Expansion Module I/O Expansion Module I2C for I/O Resource Constraints The MCU I/O Expansion

Price: $5.88
(as of Oct 04,2022 00:08:22 UTC – Details)

Specification:
Type: Modular/Components and Parts
Size: 54x15mm
Frequency band: None
Interface: I2C
Plate type: Pin or row seat
Package includes: 2 x PCF8574 I/O Expansion Module
Applications: for I/O resource constraints the MCU I/O expansion.
The main resources: PCF8574, I2C interface, the 8-bit parallel.
The I/O expansion module based on I2C interface can be expanded to eight I/OS with two I/OS (up to eight PCF8574 at the same time, and 64 I/O at most)
There are two types of interface: row or pin.
Supports I2C bus cascading (multiple I2C modules can be used at the same time through pin arrangement and docking method)

Package includes: 2 x PCF8574 I/O Expansion Module
It can be expanded to standard interface of various development boards, I2C interface, I/O expansion module, two I/O expansibility and 8 I/O (the maximum number of PCF8574 used at the same time is expanded to 64 I/O)
I2C serial port 8-bit parallel port, support expansion up to 8 ¡Á 8 = 64
PCF8574 IO expansion chip with I2C interface and 8-bit parallel port output
Suitable for various platforms, including AVR/ARM