test-neopixel-square: init

[home-hw.git] / test-neopixel / README

diff --git a/test-neopixel/README b/test-neopixel/README
index bad9e94aff65f25125de8128690f9c8b39a3aef8..2d42d67126a5a7ad2ddf53149455eb450e18086d 100644 (file)
--- a/test-neopixel/README
+++ b/test-neopixel/README
@@ -11,7 +11,7 @@ TIM4  Neopixel control
 BluePill LED           | PC13           GND |  Neopixel ground
                        | PC14            5V |  Neopixel power
                        | PC15           PB9 |
-                       | PA0            PB8 |  TIM4_CH3 - Neopixel data
+                       | PA0            PB8 |  TIM4_CH3 - Neopixel data (pull up to +5V)
                        | PA1            PB7 |
                        | PA2            PB6 |
                        | PA3            PB5 |