Explain that you may need an additional 3.3.v power supply

jarkastr 2018-12-27 23:51:01 -06:00
parent efd7235cba
commit 9a5e6eae72
1 changed files with 4 additions and 2 deletions

@ -40,7 +40,10 @@ _Note: Use the correct serial connection as per your version of the Raspberry Pi
# Wire RaspberryPi:
Connect GND, RX->TX and TX->RX as shown below.
Connect GND, RX->TX and TX->RX as shown below.
You may need to provide external 3.3.v power to the sonoff. (I tried using a raspberry pi zero with an old power supply and it did not provide enough power for the pi and the sonoff.) See sigmdels website above for a wiring diagram.
**Do not connect 3,3V yet!**
https://www.sigmdel.ca/michel/ha/sonoff/flashing_sonoff_en.html
@ -51,7 +54,6 @@ https://www.sigmdel.ca/michel/ha/sonoff/flashing_sonoff_en.html
This is how it looks in real-life 😆
![Wiring2](https://user-images.githubusercontent.com/19333006/40923782-ffa98f82-6815-11e8-80e2-98856bdccf39.jpg)
# Flashing the firmware
1. Erase flash memory:
Connect 3,3V while button pressed for about 10 seconds to enter flash-mode. Then release and run: