X-Git-Url: https://git.donarmstrong.com/?a=blobdiff_plain;f=docs%2Ffeature_backlight.md;h=64c663076ba1f61af53929dd28c15c68caf5d315;hb=7ec583e5efb276ce90a40a1df985de7d0d0b8f46;hp=26a5078ca09a4cb8233910f91c44ea5cfce4b9bc;hpb=3895b4b86867c6323f4e595b9726d02158bca612;p=qmk_firmware.git diff --git a/docs/feature_backlight.md b/docs/feature_backlight.md index 26a5078ca..64c663076 100644 --- a/docs/feature_backlight.md +++ b/docs/feature_backlight.md @@ -73,8 +73,10 @@ To change the behaviour of the backlighting, `#define` these in your `config.h`: ## Backlight On State -Most backlight circuits are driven by an N-channel MOSFET or NPN transistor. This means that to turn the transistor *on* and light the LEDs, you must drive the backlight pin, connected to the gate or base, *low*. -Sometimes, however, a P-channel MOSFET, or a PNP transistor is used. In this case you must `#define BACKLIGHT_ON_STATE 1`, so that when the transistor is on, the pin is driven *high* instead. +Most backlight circuits are driven by an N-channel MOSFET or NPN transistor. This means that to turn the transistor *on* and light the LEDs, you must drive the backlight pin, connected to the gate or base, *high*. +Sometimes, however, a P-channel MOSFET, or a PNP transistor is used. In this case, when the transistor is on, the pin is driven *low* instead. + +This functionality is configured at the keyboard level with the `BACKLIGHT_ON_STATE` define. ## Multiple backlight pins