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Fix Pow R2 and S31 checksum error

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Fix Pow R2 and S31 checksum error (#1907)
This commit is contained in:
Theo Arends 2018-05-27 14:13:14 +02:00
parent d1db31fc0a
commit b8edfddd7e
1 changed files with 6 additions and 1 deletions
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7
sonoff/xdrv_03_energy.ino
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@ -371,7 +371,12 @@ bool CseSerialInput()
return 1;
}
} else {
if (0x5A == serial_in_byte) { // 0x5A - Packet header 2
if ((0x5A == serial_in_byte) && (serial_in_byte_counter)) { // 0x5A - Packet header 2
if (serial_in_byte_counter > 1) { // Sync buffer with data (issue #1907)
serial_in_buffer[0] = serial_in_buffer[--serial_in_byte_counter];
serial_in_byte_counter = 1;
AddLog_P(LOG_LEVEL_DEBUG, PSTR("CSE: Fixed out-of-sync"));
}
cse_receive_flag = 1;
} else {
serial_in_byte_counter = 0;