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authorfauxpark <fauxpark@gmail.com>2019-06-18 12:37:17 +1000
committerDrashna Jaelre <drashna@live.com>2019-06-17 19:37:17 -0700
commit6bdcbfb25ae068d9f5351af0f7c6a03385020661 (patch)
treec5c3e95ba361d1dc90600ecddff5550c07206965 /docs/feature_backlight.md
parentc6850bad74ccec3cec0af1c74eb20b139d0ca481 (diff)
Fix backlight breathing on C6 (#6102)
* Fix backlight breathing on C6 * Account for ATmega32A's single TIMSK register (MT40) * Document hardware PWM on D4 for ATmega32A * Add C6 and D4 to BACKLIGHT_PIN description
Diffstat (limited to 'docs/feature_backlight.md')
-rw-r--r--docs/feature_backlight.md15
1 files changed, 8 insertions, 7 deletions
diff --git a/docs/feature_backlight.md b/docs/feature_backlight.md
index 048d75390d..5a21a67901 100644
--- a/docs/feature_backlight.md
+++ b/docs/feature_backlight.md
@@ -34,13 +34,14 @@ Hardware PWM is only supported on certain pins of the MCU, so if the backlightin
Hardware PWM is supported according to the following table:
-| Backlight Pin | Hardware timer |
-|---------------|----------------|
-|`B5` | Timer 1 |
-|`B6` | Timer 1 |
-|`B7` | Timer 1 |
-|`C6` | Timer 3 |
-| other | Software PWM |
+| Backlight Pin | Hardware timer |
+|---------------|-------------------------|
+|`B5` | Timer 1 |
+|`B6` | Timer 1 |
+|`B7` | Timer 1 |
+|`C6` | Timer 3 |
+|`D4` | Timer 1 (ATmega32A only)|
+| other | Software PWM |
The [audio feature](feature_audio.md) also uses hardware timers. Please refer to the following table to know what hardware timer the software PWM will use depending on the audio configuration: