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Merge branch 'bugfix/ledc_fade_divided_by_zero' into 'master'

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bugfix(ledc): fix integer divided by zero in function ledc_set_fade_with_time

See merge request !1048
This commit is contained in:
Angus Gratton 2017-08-14 13:52:36 +08:00
parent 5fdde089e5 acec9b9d35
commit 8f44efc619
1 changed files with 3 additions and 0 deletions
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components/driver/ledc.c
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@ -514,6 +514,9 @@ esp_err_t ledc_set_fade_with_time(ledc_mode_t speed_mode, ledc_channel_t channel
return ESP_OK;
}
int total_cycles = max_fade_time_ms * freq / 1000;
if (total_cycles == 0) {
return ledc_set_duty(speed_mode, channel, target_duty);
}
int scale, cycle_num;
if (total_cycles > duty_delta) {
scale = 1;