Ebyte M02-XACX0420, Руководство пользователя, Страница: 35 / 39

Chengdu Ebyte Electronic Technology Co.,Ltd.
【4AI+2DO】 MA02-XACX0420
User Manual
Copyright ©2012–2021
，
Chengdu Ebyte Electronic Technology Co.,Ltd. 32
0x0004,is19200
；
0x0005,is38400
；
0x0006,is57600
；
0x0007,is115200
；
(42102)0x0836 1 Terms of inspection
R
W
The default value is 0x0000
，
isNo
check
。
0x0000
，
is No check
；
0x0001
，
is Odd parity
；
0x0002
，
is Parity checking
；
0x03
、
0x06
、
0x10
7.2 AIList of relevant registers
Table 7-2-1 Lists the registers related to THE AIAI
Register
address
Quan
tity
Register contents
Stat
us
The scope of data
Suitable
Function code
(30000)0x0000 4 AI The original value R 0-4095 0x04
(30100)0x0064 4 AI Engineering quantity R 0-25000 0x04
(40400)0x0190 4 AI High point calibration RW 0-4095
0x03
、
0x06
、
0x10
(40600)0x0258 4 AI Low set value RW 0-4095
0x03
、
0x06
、
0x10
(41200)0x04B0 1 All AI channel filter parameters RW 1-16
0x03
、
0x06
、
0x10
(41202)0x04B2 1 All AI channel sampling ranges RW
0x0000-0x0001
，
0x0000 is
0-20mA
，
0x0001is 4-20mA
。
0x03
、
0x06
、
0x10
7.3 Instruction format (part)
7.3.1 Read DO output coil status
Use 01Function code to read the status of the output coil, for example, read the status of two output
coils01Function code
：
20 01 00 00 00 02 XX XX
Modbus
address of the
device
Function code
：
Read output coil
status
Register start
address
Read output coil
number
CRC CHECK
CODE
After sending the above command to the device via RS232, the device will return the following
values
：
20 01 01 02 XX XX
Modbus
address of the
device
Function code
The number of
bytes of data
The status data
returned
CRC CHECK
CODE
Returned02 The status data above indicates that The output DO2 is enabled.
述
The status data