User's Manual

The parameters are presented as hexadecimal.
Parameter Name Bytes Description
Model Name
4
Show the last 4 characters of model number in hexadecimal
format. The last 4 characters of LR-101
H are 101H. The
hexadecimal of 101
H is 0x31 0x30 0x31 0x4C. Model Name is
written in FLASH memory and could not be modified.
FW Version
7
Show the last 7 characters of firmware version in hexadecimal
format.
EX: The hexadecimal of 1507291. is 0X31 0x35 0x30 0x37 0x32
0x39 0x31. FW Version is written in FLASH memory and could
not be modified.
LoRa MAC Address
8
Show the last 8 characters of MCU ID. If MCU is changed, the
LoRa Mac address must also be changed. LoRa Mac Address is
written in FLASH memory and could not be modified.
EX. 0x2A 0x1D 0x1C 0X1D 0x1E 0x1F 0x2A 0x2B
Group ID
1
The range is from 0 to 255. Please set the same group ID for the
same group’s devices for proper communication in the same
group.
(Default: 0, this function is disabled.)
RF Frequency
3
The unit is KHz.
(Default: 915000KHz, which is presented as 0x0D 0xF6 0x38.)
RF TRx Rate
1
0.81K, 1.46K, 2.6K, 4.56K, 9.11K, 18.23Kbps are represented as
0x00 to 0x05.
(Default: 4.56Kbps, which is presented as 0x03)
RF Power
1
The range is from 0 to 7. It is represented as 0x00 to 0x07. It
would increase about 2dBm while increasing 1 to this parameter.
(Default: 20dBm, which is presented as 0x07)
UART Baud Rate
1
1200,2400,4800,9600,19200,38400,57600 bps are represented
as 0x00 to 0x06.
(Default: 9600 bps, which is presented as 0x03)
UART Parity
1
No parity check is presented as 0x00. Odd parity check is
presented as 0x01. Even parity check is presented as 0x02.
(Default: no parity check, which is presented as 0x00)
Wakeup Time
1
50ms,100ms,200ms,400ms,600ms,1s,1.5s,2s,2.5s,3s,4s,5s are
presented as 0x00 to 0x0b.
(Default: 1sec, which is presented as 0x05)