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pointed out that PWM is not supported at pin 3 (RX)

bastelfix 2018-12-14 23:29:55 +01:00
parent bee7064edc
commit 3849a7c900
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Expanding-Sonoffs.md

@ -41,7 +41,7 @@ To make a link between the different naming schemes of pins, connectors and logi
## Restrictions ## Restrictions
Don't use GPIO: 0, 1, 2, 6-11, 15, 16 if you can avoid it. 3 is RX, so best to avoid also. That leaves 4, 5, 12, 13, 14 that don't have constraints. The others can be used, but you have to mind the [constraints](https://github.com/arendst/Sonoff-Tasmota/wiki/Expanding-Sonoffs#the-esp8266---hardware-more-info). Don't use GPIO: 0, 1, 2, 6-11, 15, 16 if you can avoid it. 3 is RX, so best to avoid also (PWM not working here). That leaves 4, 5, 12, 13, 14 that don't have constraints. The others can be used, but you have to mind the [constraints](https://github.com/arendst/Sonoff-Tasmota/wiki/Expanding-Sonoffs#the-esp8266---hardware-more-info).
# Examples # Examples
## Connect switch ## Connect switch