1 files changed, 11 insertions, 0 deletions
diff --git a/docs/ws2812_driver.md b/docs/ws2812_driver.md
index 51b053b9b..fe5f88585 100644
--- a/docs/ws2812_driver.md
+++ b/docs/ws2812_driver.md
@@ -99,3 +99,14 @@ While not an exhaustive list, the following table provides the scenarios that ha
 | f401/f411 | :heavy_check_mark: |
 *Other supported ChibiOS boards and/or pins may function, it will be highly chip and configuration dependent.*
+### Push Pull and Open Drain Configuration
+The default configuration is a push pull on the defined pin.
+This can be configured for bitbang, PWM and SPI.
+Note: This only applies to STM32 boards.
+ To configure the `RGB_DI_PIN` to open drain configuration add this to your config.h file: 
+```c
+ #define WS2812_EXTERNAL_PULLUP 
+```

diff --git a/docs/ws2812_driver.md b/docs/ws2812_driver.md index 51b053b9b..fe5f88585 100644 --- a/docs/ws2812_driver.md +++ b/docs/ws2812_driver.md
@@ -99,3 +99,14 @@ While not an exhaustive list, the following table provides the scenarios that ha
99	\| f401/f411 \| :heavy_check_mark: \|	99	\| f401/f411 \| :heavy_check_mark: \|
100		100
101	Other supported ChibiOS boards and/or pins may function, it will be highly chip and configuration dependent.	101	Other supported ChibiOS boards and/or pins may function, it will be highly chip and configuration dependent.
		102
		103	### Push Pull and Open Drain Configuration
		104	The default configuration is a push pull on the defined pin.
		105	This can be configured for bitbang, PWM and SPI.
		106
		107	Note: This only applies to STM32 boards.
		108
		109	To configure the `RGB_DI_PIN` to open drain configuration add this to your config.h file:
		110	```c
		111	#define WS2812_EXTERNAL_PULLUP
		112	```