Update README.md

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philippe44
2021-12-01 18:19:41 -08:00
committed by GitHub
parent c0f5ca1e10
commit 9848f2d7d7

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@@ -260,7 +260,7 @@ The parameter "gpio_exp_config" supports the following syntax:
```
model=<model>,addr=<addr>,[,port=system|dac][,base=<n>|100][,count=<n>|16][,intr=<gpio>]
```
- model: pca9535 (only tested today), pca85xx (untested) and mcp23017 (soon)
- model: pca9535 (only tested today), pca85xx (untested) and mcp23017 (untested)
- addr: inthe i2c address decimal
- port: use either "system" port (shared with display for example) or "dac" port (system is default)
- base: GPIO numbering offset to use everywhere else (default 40)