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Updated MCP23008 MCP23017 (markdown)

andrethomas 2018-08-12 21:34:59 +02:00
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MCP23008-MCP23017.md

@ -35,6 +35,12 @@ The ESP8266 will automatically detect whether you have connected an MCP23008 (8
If OUTPUT is enabled, telemetry data for the current state of OUTPUT pins will also be provided by telemetry.
### MCP23008 / MCP23017 Pin numbers in Tasmota compared to datasheets
The table below outlines how the pins of the MCP23008/MCP23017 are assigned:
![MCP23008 / MCP23017 Pin Map](https://github.com/andrethomas/images/blob/master/mcp230xx/mcp_pin_mapping.PNG)
### Usage of the driver
The MCP230xx chip (or breakout board) must be connected to the ESP8266 and the I2C pins must be configured for the module similar to the following: