HD44780 PWM backlight control

2025-12-20 22:45:44 +08:00 · 2016-05-01 16:59:43 +01:00
parent c54336c330
commit 414a1df408
6 changed files with 162 additions and 6 deletions
--- a/MMDVM.ini
+++ b/MMDVM.ini
@@ -86,6 +86,13 @@ Rows=2
 Columns=16
 # rs, strb, d0, d1, d2, d3
 # Pins=11,10,0,1,2,3
+
+# PWM brightness control
+PWM=1
+PWMPin=21
+PWMBright=100
+PWMDim=16
+
 # Adafruit i2c HD44780
 Pins=115,113,112,111,110,109