[IO Expansion] PCF8574 IO Expansion Board 8-bit I/O Expander I2C-Bus Evaluation Development Module @XYGStudy<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>The PCF8574 IO Expansion Board is used as remote 8-bit I/O expander for I2C-bus</li><li>Up to 8 PCF8574 IO Expansion Board can be connected to the I2C-bus， providing up to 64 I/O ports.</li><li>PCF8574， I2C interface， 8-bit parallel port</li></ul></div><img src="http://ecx.images-amazon.com/images/I/41rxyl-SYlL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/41CujhANDGL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/51OZAHf4xtL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/41fsNqPZQIL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/41QV7ttphhL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/51vn-KiKyHL.jpg" noproxy>