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Increase PWM tone to 25kHz to cover majority of users

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This commit is contained in:
Silviu Stroe
2024-05-24 15:23:39 +03:00
committed by GitHub
parent eca1abf391
commit 9e50939897
1 changed files with 1 additions and 1 deletions
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driver/backlight.c
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@@ -34,7 +34,7 @@ bool backlightOn;
void BACKLIGHT_InitHardware() void BACKLIGHT_InitHardware()
{ {
// 48MHz / 94 / 1024 ~ 500Hz // 48MHz / 94 / 1024 ~ 500Hz
const uint32_t PWM_FREQUENCY_HZ = 4000; const uint32_t PWM_FREQUENCY_HZ = 25000;
PWM_PLUS0_CLKSRC |= ((48000000 / 1024 / PWM_FREQUENCY_HZ) << 16); PWM_PLUS0_CLKSRC |= ((48000000 / 1024 / PWM_FREQUENCY_HZ) << 16);
PWM_PLUS0_PERIOD = 1023; PWM_PLUS0_PERIOD = 1023;