Ruuvi Firmware 1.2.12 was the first firmware to be continuously produced for RuuviTags shipped from Ruuvi Shop. The factory firmware was updated on 2019-12 and no new tags with this firmware is produced anymore, but you might still find the FW on some tags.
You can check the firmware version with a NFC read, if you have this firmware please update to 2.5.9 with instructions at lab.ruuvi.com/dfu.
Supported, NFC read may hang in rare cases and reboot is required.
Record 0: Text, "id"
"ID: " + XX:XX:XX:XX:XX:XX:XX:XX representing tag ID, 8 bytes.
Record 1: Text, "ad"
"MAC: " + XX:XX:XX:XX:XX:XX representing tag Bluetooth address, 6 bytes.
Record 2: Text, "sw"
"SW: Ruuvi 1.2.12"
Record 3: Text, "dt"
Non-connectable, non-scannable advertisements are supported.
URL advertising (format 4)
Supported, 2 Hz advertising. Green led blinks.
RAWv1 advertising (format 3)
Supported, 1 Hz advertising. Red led blinks.
One software button + reset button supported.
"B" short press
Chage between advertising mode 1, 2
"B" pressed on boot
"R" sort press
Hold down "B", press "R"
Acceleration, Humidity, Temperature, Pressure, Voltage