About the product
- The PCF8574 IO Expansion Board is used as remote 8-bit I/O expander for I2C-bus. Up to 8 PCF8574 IO Expansion Board can be connected to the I2C-bus, providing up to 64 I/O ports.
- PCF8574, I2C interface, 8-bit parallel port
- For the lack of I / O resources mcu to I / O expansion
- Supports two types of access to the target board interface: pin or row
- Supports I2C bus cascade (via pencil row docking methods used simultaneously several I2C modules)
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