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tools:tasmota [2023/10/17 01:53] – [SONOFF 4CH PRO R2] darrontools:tasmota [2023/12/15 07:56] (current) – [SONOFF 4CH PRO R2] darron
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 {{tools:sonof4ch.jpg?100}} {{tools:esp8285-pin-layout.jpg?100}} {{tools:sonof4ch.jpg?100}} {{tools:esp8285-pin-layout.jpg?100}}
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-First attach a console to the ESP8285. Connect a UART adapter in 3V mode to the Rx/Tx and GND pins on the board and power on with the DC input. 
  
 The built-in firmware for this device died after 6 months of use. The console shows the chip rebooting with watchdog reset errors continuously. The built-in firmware for this device died after 6 months of use. The console shows the chip rebooting with watchdog reset errors continuously.
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 +To upgrade attach a console to the ESP8285 by connecting a UART adapter in 3V mode to the Rx/Tx and GND pins on the board. Power up with the DC input.
  
 To enable flash erase/write, power off and short IO0 on the pad. Power up with the DC input. To enable flash erase/write, power off and short IO0 on the pad. Power up with the DC input.
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 ==Write flash== ==Write flash==
  
-Writing was unreliable and needed lots of attempts.+Writing was unreliable and needed lots of attempts (do not give up).
  
 <code> <code>
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 [[https://datasheet.lcsc.com/szlcsc/SYN480R-FS24_C15561.pdf|SONOFF 4CH Pro RF receiver data-sheet]] [[https://datasheet.lcsc.com/szlcsc/SYN480R-FS24_C15561.pdf|SONOFF 4CH Pro RF receiver data-sheet]]
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 +{{tools:4ch_pro.pdf|SONOFF 4CH User manual}}
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