Fix flashing H801 led at boot (arendst#7165, arendst#649)

s-hadinger · Dec 10, 2019 · 96cc933 · 96cc933
1 parent f031568
commit 96cc933
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Showing 2 changed files with 9 additions and 4 deletions.
diff --git a/tasmota/CHANGELOG.md b/tasmota/CHANGELOG.md
@@ -9,6 +9,7 @@
 - Add Wifi Signal Strength in dBm in addition to RSSI Wifi Experience by Andreas Schultz (#7145)
 - Add Yaw, Pitch and Roll support for MPU6050 by Philip Barclay (#7058)
 - Add reporting of raw weight to JSON from HX711 to overcome auto-tare functionality by @tobox (#7171)
+- Fix flashing H801 led at boot (#7165, #649)
 
 ### 7.1.2.3 20191208
 

diff --git a/tasmota/support_tasmota.ino b/tasmota/support_tasmota.ino
@@ -1286,15 +1286,19 @@ void GpioInit(void)
   }
 #endif  // USE_SONOFF_SC
 
-  if (!light_type) {
-    for (uint32_t i = 0; i < MAX_PWMS; i++) {     // Basic PWM control only
-      if (pin[GPIO_PWM1 +i] < 99) {
+  for (uint32_t i = 0; i < MAX_PWMS; i++) {     // Basic PWM control only
+    if (pin[GPIO_PWM1 +i] < 99) {
+      pinMode(pin[GPIO_PWM1 +i], OUTPUT);
+      if (light_type) {
+        // force PWM GPIOs to low or high mode, see #7165
+        analogWrite(pin[GPIO_PWM1 +i], bitRead(pwm_inverted, i) ? Settings.pwm_range : 0);
+      } else {
         pwm_present = true;
-        pinMode(pin[GPIO_PWM1 +i], OUTPUT);
         analogWrite(pin[GPIO_PWM1 +i], bitRead(pwm_inverted, i) ? Settings.pwm_range - Settings.pwm_value[i] : Settings.pwm_value[i]);
       }
     }
   }
+
   for (uint32_t i = 0; i < MAX_RELAYS; i++) {
     if (pin[GPIO_REL1 +i] < 99) {
       pinMode(pin[GPIO_REL1 +i], OUTPUT);