Ai Related Register List; Instruction Format (Partial); Read Do Output Coil Status - Ebyte MA02-AAC 2240 Series User Manual

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7.2 AI related register list

Register Numbe
address r
(10000)0x0000 4
(10100)0x0064 4
(40400)0x0190 4
(40600)0x0258 4
(41200)0x04B0 1
(41202)0x04B2 1

7.3 Instruction format (partial)

7.3.1 Read DO output coil status

Use 01 function code to read the output coil status, for example: read the status of two output coils
20
Device ModBus
Function code
address
After sending the above command to the device via RS232, the device will return the following values:
20
Device ModBus
Function code
address
The status data 02 returned above indicates that the output DO2 is on.
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Table 7-1-1 Register list
Table 7-2-1 AI related register list
The contents of the
register
AI raw value
AI engineering value
AI high point calibration
value
AI low point calibration
value
Filter parameters for all AI
channels
Sampling range of all AI
channels
01 00 00
Register start address
01 01
Number of bytes of data
【2DI + 2AI + 4DO】 MA02-AACX2240 User Manual
0x0000, that is, no check;
0x0001, that is, odd parity;
0x0002, that is, even parity;
State Data range
R 0-4095
R 0-25000
RW 0-4095
RW 0-4095
RW 1-16
0x0000-0x0001,0x0000mea
ns0-20mA,0x0001means
RW
4-20mA
00 02
Number of output coils
read
02
Status data returned
Applicable
function code
0x04
0x04
0x03、0x06、0x10
0x03、0x06、0x10
0x03、0x06、0x10
0x03、0x06、0x10
XX XX
CRC check code
XX XX
CRC check code
37