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Fix ESP32 hang using emergency reset

This commit is contained in:
Theo Arends 2021-10-14 17:32:43 +02:00
parent eb901cfe3c
commit 91715b6d42
1 changed files with 5 additions and 4 deletions
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9
tasmota/settings.ino
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@ -287,11 +287,11 @@ void UpdateQuickPowerCycle(bool update) {
void EmergencyReset(void) {
Serial.begin(115200);
Serial.write(0xAA);
Serial.write(0x55);
Serial.write(0xA5);
Serial.write(0x5A);
delay(1);
if (Serial.available() == 2) {
if ((Serial.read() == 0xAA) && (Serial.read() == 0x55)) {
if ((Serial.read() == 0xA5) && (Serial.read() == 0x5A)) {
SettingsErase(3); // Reset all settings including QuickPowerCycle flag
do { // Wait for user to remove Rx Tx jumper and power cycle
@ -302,7 +302,8 @@ void EmergencyReset(void) {
ESP_Restart(); // Restart to init default settings
}
}
while (Serial.available()) { Serial.read(); } // Flush input buffer
Serial.println();
Serial.flush();
#ifdef ESP32
delay(10); // Allow time to cleanup queues - if not used hangs ESP32
Serial.end();