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| -rw-r--r-- | docs/feature_backlight.md | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/docs/feature_backlight.md b/docs/feature_backlight.md index 26a5078ca0..64c663076b 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 |