Read Device Address (Broadcast); Read Device Baud Rate; Read Parity - Ebyte Wireless Modem User Manual

Chengdu Ebyte Electronic Technology Co., Ltd.
Address
0x01
Note:
The version number in the returned data is 0x0010, indicating that the version number is V1.0.

5.2.2 Read device address (broadcast)

Command frame: 00 03 00 02 00 01 24 1B
Address
0x00
Response frame: 00 03 02 00 01 44 44
Address
0x00
【Note】This command is a general read command of the address. When using the broadcast command, to avoid
conflicts with other devices in the system, please ensure that only the device to be read is connected to the bus when
reading.

5.2.3 Read device baud rate

Command frame: 01 03 00 03 00 01 74 0A
Address
0x01
Response frame: 01 03 02 00 03 F8 45
Address
0x01
Note:
The returned baud rate is 0x03, which means 9600 bps. For other baud rate codes, see the description of "Modbus
register table".

5.2.4 Read parity

Command frame: 01 03 00 04 00 01 C5 C8
Address
0x01
Response frame: 01 03 02 00 00 B8 44
Address
0x01
Note: The return check digit is 0x00, which means no parity check. See the description of "Modbus register table"
Copyright ©2012–2022, Chengdu Ebyte Electronic Technology Co., Ltd.
Function code Data length
0x03
Function code Register start address
0x03 0x00 0x02
Function code Data length
0x03
Function code Register start address
0x03 0x00 0x03
Function code Data length
0x03
Function code Register start address
0x03 0x00 0x04
Function code Data length
0x03
data
0x02 0x00 0x10
Number of
registers
0x00 0x01
data
0x02 0x00 0x01
Number of
registers
0x00 0x01
data
0x02 0x00 0x03
Number of
registers
0x00 0x01
data
0x02 0x00 0x00
E108-D01 User Manual
CRC check
0xB9 0x88
CRC check
0x24 0x1B
CRC check
0x44 0x44
CRC check
0x74 0x0A
CRC check
0xF8 0x45
CRC check
0xC5 0xC8
CRC check
0xB8 0x44
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