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LSN50 LoRa Sensor Node User Manual
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2.3.4
MOD=4 (3 x DS18B20)
This mode is supported in firmware version since v1.6.1
Hardware connection is as below, (
Note: R3 & R4 should change from 10k to 4.7k to
support DS18B20, Software set to AT+MOD=4
)
This mode has total 11 bytes. As shown below:
Size(bytes)
2
2
2
1
2
2
Value
BAT
Temperature1
(DS18B20)
(PB3)
ADC
Digital in &
Digital
Interrupt
Temperature2
(DS18B20)
(PA9)
Temperature3
(DS18B20)
(PA10)