Difference between revisions of "Tasmota Flash Oukitel P2 Plug"
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Hard resetting via RTS pin... | Hard resetting via RTS pin... | ||
user$ | user$ | ||
Now, unplug and plug-in the ground pin from the serial-adapter to reset the ESP MCU. If the following step does not work, try disabling the 3V3 pin instead - as the sudden external power up might not put the MCU in the upload right state. | |||
=== Upload firmware === | === Upload firmware === | ||
Revision as of 18:08, 6 December 2019
Oukitel P2, also know as Merisny P2, is a WiFi controllable plug. It is based on the ESP8266 MCU.
Wiring
Esptool
Download the Esptool to erase and flash the Tasmota firmware.
Erase flash
Change the right serial-port, e.g. /dev/tty.usbserial-A98AVCSI
user$ ./esptool.py --port /dev/tty.usbserial-A98AVCSI erase_flash esptool.py v2.5.1 Serial port /dev/tty.usbserial-A98AVCSI Connecting.... Detecting chip type... ESP8266 Chip is ESP8285 Features: WiFi, Embedded Flash MAC: 2c:f4:32:c9:d1:91 Uploading stub... Running stub... Stub running... Erasing flash (this may take a while)... Chip erase completed successfully in 3.7s Hard resetting via RTS pin... user$
Now, unplug and plug-in the ground pin from the serial-adapter to reset the ESP MCU. If the following step does not work, try disabling the 3V3 pin instead - as the sudden external power up might not put the MCU in the upload right state.
Upload firmware
Download the latest Tasmota firmware (tasmota.bin)
user$ ./esptool.py --port /dev/tty.usbserial-A98AVCSI write_flash -fs 1MB -fm dout 0x0 tasmota.bin esptool.py v2.5.1 Serial port /dev/tty.usbserial-A98AVCSI Connecting........_____....._____....._____....._ Detecting chip type... ESP8266 Chip is ESP8285 Features: WiFi, Embedded Flash MAC: 2c:f4:32:c9:d1:91 Uploading stub... Running stub... Stub running... Configuring flash size... Compressed 575616 bytes to 396460... Wrote 575616 bytes (396460 compressed) at 0x00000000 in 35.4 seconds (effective 130.1 kbit/s)... Hash of data verified. Leaving... Hard resetting via RTS pin... user$
