diff --git a/Hardware-Preparation.md b/Hardware-Preparation.md index ffde5fef..027e298c 100644 --- a/Hardware-Preparation.md +++ b/Hardware-Preparation.md @@ -2,6 +2,17 @@ You need to make the serial programming interface of the Sonoff module / the ESP8266 microchip available. In most cases the pins are available on the PCB but connectors need to be soldered to allow interfacing. You'll furthermore need a **3.3V FTDI USB-to-Serial Converter/Programmer**. +### Attention ⚠️️⚠️️⚠️️ + +Sonoff Pow Bricked + +**Do not connect AC power and the serial connection at the same time** + +Shorting your serial interface with AC will fry your module, programmer and even your PC. +If you are not careful, your own health might be in danger. + +## Serial Connection + The following table shows the connection for most Sonoff modules: |Programmer | Sonoff Module | @@ -13,18 +24,16 @@ The following table shows the connection for most Sonoff modules: Pay attention to the fact, that RX and TX are crossed. -Some Sonoff modules expose a five pin header. The fifth pin is irrelevant for the serial connection. Please check the specific modules pages to find out more. +Some Sonoff modules expose a five pin header. The fifth pin is irrelevant for the serial connection. Please check the specific module pages to find out more. Examples of the above preparations are shown in [Peter Scargill's blog](http://tech.scargill.net/itead-slampher-and-sonoff) or by [captain-slow.dk](http://captain-slow.dk/2016/05/22/replacing-the-itead-sonoff-firmware/). -### Attention ⚠️️⚠️️⚠️️ +## Sonoff Module Specifics -Sonoff Pow Bricked +For module specific instructions and restrictions of the individual devices, please see the respective articles: -**Do not connect AC power and the serial connection at the same time** - -Shorting your serial interface with AC will fry your module, programmer and even your PC. -If you are not careful, your own health might be in danger. +* [Sonoff Dual](https://github.com/arendst/Sonoff-Tasmota/wiki/Sonoff-Dual) +* [Sonoff Pow](https://github.com/arendst/Sonoff-Tasmota/wiki/Sonoff-Pow) ### Bringing the Module in Flash Mode @@ -37,12 +46,7 @@ To bring a Sonoff module into Flash Mode: 3. Connect serial programmer 4. Release GPIO0 (after one-two seconds) -## Sonoff Module Specifics - -For module specific instructions and restrictions of the individual devices, please see the respective articles: - -* [Sonoff Dual](https://github.com/arendst/Sonoff-Tasmota/wiki/Sonoff-Dual) -* [Sonoff Pow](https://github.com/arendst/Sonoff-Tasmota/wiki/Sonoff-Pow) +If everything went well, you are now in Flash Mode and ready to continue with the Sonoff-Tasmota firmware [Upload](https://github.com/arendst/Sonoff-Tasmota/wiki/Upload). If the upload is not able to start, disconnect the module and start the Hardware preaparations from the beginning. ----