From 13d2c8e16d6ee8988ee9e122f083f07e39fd6bd7 Mon Sep 17 00:00:00 2001 From: andrethomas Date: Sun, 12 Aug 2018 21:34:59 +0200 Subject: [PATCH] Updated MCP23008 MCP23017 (markdown) --- MCP23008-MCP23017.md | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/MCP23008-MCP23017.md b/MCP23008-MCP23017.md index 8d6e3fa4..70b8e350 100644 --- a/MCP23008-MCP23017.md +++ b/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: