Drive beeper pin low after init to prevent unintended beep

0x41kravchenko · lukash · commit d2081fd47417 · 2026-01-31T11:41:14.000+01:00
Fix: Drive beeper pin low after init to prevent unintended beep
diff --git a/src/main.c b/src/main.c
@@ -103,6 +103,7 @@ const VESC_PIN beeper_pin = VESC_PIN_PPM;
 
 void beeper_init() {
     VESC_IF->io_set_mode(beeper_pin, VESC_PIN_MODE_OUTPUT);
+    VESC_IF->io_write(beeper_pin, 0);
 }
 
 void beeper_update(Data *d) {
@@ -1232,6 +1233,10 @@ static void data_init(Data *d) {
     );
 
     d->odometer = VESC_IF->mc_get_odometer();
+
+    d->beep_num_left = 0;
+    d->beep_duration = 0;
+    d->beep_countdown = 0;
 }
 
 // See also:

Original file line number	Diff line number	Diff line change
`@@ -103,6 +103,7 @@ const VESC_PIN beeper_pin = VESC_PIN_PPM;`
`103`	`103`
`104`	`104`	`void beeper_init() {`
`105`	`105`	`VESC_IF->io_set_mode(beeper_pin, VESC_PIN_MODE_OUTPUT);`
	`106`	`+ VESC_IF->io_write(beeper_pin, 0);`
`106`	`107`	`}`
`107`	`108`
`108`	`109`	`void beeper_update(Data *d) {`
`@@ -1232,6 +1233,10 @@ static void data_init(Data *d) {`
`1232`	`1233`	`);`
`1233`	`1234`
`1234`	`1235`	`d->odometer = VESC_IF->mc_get_odometer();`
	`1236`	`+`
	`1237`	`+ d->beep_num_left = 0;`
	`1238`	`+ d->beep_duration = 0;`
	`1239`	`+ d->beep_countdown = 0;`
`1235`	`1240`	`}`
`1236`	`1241`
`1237`	`1242`	`// See also:`