Convert Temperature & Humidity Bluetooth sensor Xiaomi LYWSD03MMC to Zigbee.
Covers migration from firmware version 2.1.1.0159 by flashing VIA USB to UART converter.

Hardware needed:
USB TO TTL FT232BL used in video: aliexpress.com/item/1005002822094696.html

Links to flasher:
USB-COM Flash Writer: pvvx.github.io/ATC_MiThermometer/USBCOMFlashTx.htm…
Telink BLE flasher: devbis.github.io/telink-zigbee/

Firmwares
Intermediate BLE ATC_ota_40000: github.com/devbis/z03mmc/releases/download/1.1.0/A…
Zigbeee by devbis: github.com/devbis/z03mmc/releases/tag/1.1.0
Alternative Zigbee by pvvx: github.com/pvvx/ZigbeeTLc

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