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MS-Robot • Consulter le sujet - 16-bit I/O Port Expander MCP23017 (I2C)

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jpoilux
Message Publié : Jeu Oct 17, 2013 7:44 am 
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Message(s) : 26
The MCP23017 is a 16-bit, general purpose parallel I/O port expander for I2C bus applications.

The 16-bit I/O port functionally consists of two 8-bit ports (PORTA and PORTB). The MCP23017 can be configured to operate in 8-bit or 16-bit modes

Features

16-bit remote bidirectional I/O port
- I/O pins default to input
- High-speed I2C™ interface (MCP23017)
- 100 kHz
- 400 kHz
- 1.7MHz



Three hardware address pins to allow up to eight devices on the bus
Operating Voltage: 1.8V to 5.5V
MCP23017 Pinout

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