The hint took me some time to be discovered. Hopefully this saves some time

Norbert Bartels 2019-02-03 02:01:01 +01:00
parent 0730778e6a
commit d8429b3861
1 changed files with 2 additions and 0 deletions

@ -20,6 +20,8 @@ The **four serial pins** (3V3, Rx, Tx, GND) as well as the GPIO0 signal line are
As with all modules pulling GPIO0 to GND is needed to put the chip in programming mode. You need to **connect GPIO0 and GND** during power up. An additional GND pad is available in the middle of the PCB.
Hint: The **B1 R2** needs the GPIO0 to be connected to the GND pad in the middle of the PCB. Otherwise the flashing is not working.
### LED HEX10 Color Codes
The Sonoff B1 uses a TEN charter HEX code for all colors.
Colors tested with firmware 5.9.1 20171107: