From 29f8fa35cf7a2cb1630f2afb76dcadd2a5e24e4b Mon Sep 17 00:00:00 2001 From: Drashna Jaelre Date: Thu, 21 Dec 2023 19:38:59 -0800 Subject: [Audio] Enable Complementary output for PWM Hardware driver (#22726) Co-authored-by: Joel Challis --- platforms/chibios/drivers/audio_pwm_hardware.c | 8 +++++++- 1 file changed, 7 insertions(+), 1 deletion(-) (limited to 'platforms') diff --git a/platforms/chibios/drivers/audio_pwm_hardware.c b/platforms/chibios/drivers/audio_pwm_hardware.c index 40d891326f..21b5c6892c 100644 --- a/platforms/chibios/drivers/audio_pwm_hardware.c +++ b/platforms/chibios/drivers/audio_pwm_hardware.c @@ -22,6 +22,12 @@ # define AUDIO_PWM_COUNTER_FREQUENCY 100000 #endif +#ifndef AUDIO_PWM_COMPLEMENTARY_OUTPUT +# define AUDIO_PWM_OUTPUT_MODE PWM_OUTPUT_ACTIVE_HIGH +#else +# define AUDIO_PWM_OUTPUT_MODE PWM_COMPLEMENTARY_OUTPUT_ACTIVE_HIGH +#endif + extern bool playing_note; extern bool playing_melody; extern uint8_t note_timbre; @@ -29,7 +35,7 @@ extern uint8_t note_timbre; static PWMConfig pwmCFG = {.frequency = AUDIO_PWM_COUNTER_FREQUENCY, /* PWM clock frequency */ .period = 2, .callback = NULL, - .channels = {[(AUDIO_PWM_CHANNEL - 1)] = {.mode = PWM_OUTPUT_ACTIVE_HIGH, .callback = NULL}}}; + .channels = {[(AUDIO_PWM_CHANNEL - 1)] = {.mode = AUDIO_PWM_OUTPUT_MODE, .callback = NULL}}}; static float channel_1_frequency = 0.0f; -- cgit v1.2.3