Victor

ATC Advertising interval: 3000 * 0.625 = 1875 ms (+31.25) ``` #define ADVERTISING_INTERVAL 3000 bls_ll_setAdvParam( ADVERTISING_INTERVAL, ADVERTISING_INTERVAL+50, ADV_TYPE_CONNECTABLE_UNDIRECTED, OWN_ADDRESS_PUBLIC, 0, NULL, BLT_ENABLE_ADV_ALL, ADV_FP_NONE); ``` https://github.com/atc1441/ATC_MiThermometer/blob/master/ATC_Thermometer/ble.c#L155 Start Connect interval: 20 *...

All firmware versions save the measurement history. In addition to the firmware version from ATC1441. An example of reading history from the original Xiaomi LYWSD03MMC: https://github.com/pvvx/ATC_MiThermometer/issues/54

There have never been any problems with the MJWSD05MMC. Why did You flash the firmware from LYWSD03MMC in MJWSD05MMC?

https://github.com/pvvx/ATC_MiThermometer/raw/master/BTH_v47.bin Didn't [TelinkMiFlasher.html](https://pvvx.github.io/ATC_MiThermometer/TelinkMiFlasher.html) offered this firmware after activation?

@joe-sydney - These are problems of adapters, Bluez and Home Assistant integration in Linux.

You need to flash the file: https://github.com/pvvx/ATC_MiThermometer/raw/master/ATC_v47.bin README: [The USB-COM adapter writes the firmware in explorer. Web version](https://github.com/pvvx/ATC_MiThermometer?tab=readme-ov-file#the-usb-com-adapter-writes-the-firmware-in-explorer-web-version) _In difficult cases, when the chip contains an unknown FW, it is...

 1. Remove battery 2. GND -> GND 3. Set "Atime" to maximum value 4. "Erase All Flash" 5. Quickly connect: TX -> P14, 3V3 -> +Vbat After these steps,...

Option 2:  https://github.com/pvvx/TlsrComSwireWriter File "https://github.com/pvvx/TlsrComSwireWriter/blob/master/TLSR825xComFlasher.py" There is an example here: [Flashing firmware with USB to UART](https://github.com/devbis/z03mmc?tab=readme-ov-file#flashing-firmware-with-usb-to-uart)

After 2 years, the thermometer I used on the street deteriorated. This is version B1.9. The flux on the battery contacts and under the chips was not washed off in...

This thermometer used all versions.   Works in НA and simultaneously in Mi-Home via Xiaomi Gateway 3.