Filename: gsmv42_v1_18.bin (71.0 KB)
Filename: gsmv42_v1_17a.bin (71.0 KB)
usartsensor=4, values sent over MQTT on topics
mqttselect35 - 44).
Filename: gsmv42_v1_16.bin (70.2 KB)
After updating, the device has to be reconfigured.
mqttselectextended by 4 positions (31, 32, 33, 34 for pm1, pm2, pm4, pm10, respectively). When reading
setread=1, the value of
mqttselectis returned in two parts - low 32 bits and high 32 bits.
pmreadcommand to read all 4 pm values.
pmintervalcommand to set the time after which the SPS30 sensor will wake up and take readings for 20 seconds. For 0, the sensor is working all the time, maximum of 65535 seconds.
Filename: gsmv42_v1_15a.bin (68.0 KB)
After updating from older version, the device has to be reconfigured.
Filename: gsmv42_v1_15.bin (67.8 KB)
sleep=0- 20mA (average power consumption from a 7.4V Li-Po battery), full functionality, MQTT connection with
sleep=1- 13mA, full functionality, MQTT connection with
keepalive=60, compared to
sleep=0the modem is put into a low power state but still working normally.
sleep=3- 5mA, processor stopped, no MQTT connection, only receiving SMS with commands and dialed calls.