add rgb check and example

2026-05-25 19:27:51 +02:00
parent be5dd9632c
commit 9c66429030
17 changed files with 347 additions and 12 deletions
--- a/docs/hardware/blue-pill.md
+++ b/docs/hardware/blue-pill.md
@@ -15,10 +15,11 @@

 ## RGB LED

- `PA5` = red
- `PA6` = green
- `PA7` = blue
- `PA4` = drive low for the LED return path
+- `PA0` = GND, drive low
+- `PA1` = red
+- `PA2` = green
+- `PA3` = blue
+- The RGB fade example uses software PWM on `PA1`, `PA2`, and `PA3`

 ## 5-Way Button Board