WB-MIO-Modbus-Registers

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Map of General-purpose registers and registers associated with side relay modules

Register/ Address Type R/ W Default value Format Description
110 holding RW 96 (0x60) baud rate / 100 RS-485 port speed , divided by 100. Permissible speeds: 1200, 2400, 4800, 9600, 19200, 38400, 57600, 115200
(Configuring RS-485 communication parameters for wiren Board Modbus devices)
111 holding RW 0 Configure the RS-485 port parity bit. Valid values: 0 - no parity bit (none), 1 - odd (odd), 2 - even (even)
112 holding RW 2 Number of stop bits of RS-485 port. Valid values: 1, 2
120 (0x78) holding RW 0 0 or higher than 0 Restart. Writing to the register causes the MC to restart without saving state
121 (0x79) input R - mV Input voltage
128 (0x80) holding RW 1 Device Modbus-address
200-206 input R {'x','x','x','x','x','x'} Signature
220-241 input R __date__ __time__ Firmware build date
250-269 input R null-terminated string Firmware version
270-271 input R 32-bit unsigned int Unique identifier (S/N)
990 holding R Output module number 1 connected (0 = not connected, 1 = 8 channel, 2 = 16 channel)
991 holding R Модуль выхода номер 2 подключен (0 = не подключен, 1 = 8 канальный, 2 = 16 канальный)
992 holding R Output module number 1 connected (0 = not connected, 1 = 8 channel, 2 = 16 channel)
993 holding R Input module number 4 connected (0 = not connected, 1 = 8 channel, 2 = 16 channel)
994 holding R Output module number 4 connected (0 = not connected, 1 = 8 channel, 2 = 16 channel)
995 holding R Input module number 3 connected (0 = not connected, 1 = 8 channel, 2 = 16 channel)
996 holding R Input module number 2 connected (0 = not connected, 1 = 8 channel, 2 = 16 channel)
997 holding R Input module number 1 connected (0 = not connected, 1 = 8 channel, 2 = 16 channel)
1250 - 1265 holding R 16 bit unsigned int Registers of counter inputs module number 1
2250 - 2265 holding R 16 bit unsigned int Registers of counter inputs module number 2
3250 - 3265 holding R 16 bit unsigned int Registers of counter inputs module number 3
4250 - 4265 holding R 16 bit unsigned int Registers of counter inputs module number 4
10999 holding RW 0 0 or higher than 0 Configuration flag of counter inputs module number 1
11000 - 11005 holding RW 16 bit unsigned int Registers of counter inputs module number 1
11499 holding RW 0 0 or higher than 0 Configuration flag of counter inputs module number 1
11500 - 11505 holding RW 16 bit unsigned int Registers of counter outputs module number 1
11999 holding RW 0 0 or higher than 0 Configuration flag of counter inputs module number 2
12000 - 12005 holding RW 16 bit unsigned int Registers of counter inputs module number 2
12499 holding RW 0 0 or higher than 0 Configuration flag of counter outputs module number 2
12500 - 12505 holding RW 16 bit unsigned int Registers of counter outputs module number 2
12999 holding RW 0 0 or higher than 0 Configuration flag of counter inputs module number 3
13000 - 13005 holding RW 16 bit unsigned int Registers of counter inputs module number 3
13499 holding RW 0 0 or higher than 0 Configuration flag of counter outputs module number 2
13500 - 13505 holding RW 16 bit unsigned int Registers of counter outputs module number 3
13999 holding RW 0 0 or higher than 0 Configuration flag of counter inputs module number 4
14000 - 14005 holding RW 16 bit unsigned int Registers of counter inputs module number 4
14499 holding RW 0 0 or higher than 0 Configuration flag of counter outputs module number 4
14500 - 14505 holding RW 16 bit unsigned int Registers of counter outputs module number 4
20000 - 20017 holding R 16 bit signed int multiplied by 100 The voltage value registers of the ADC module 1
20500 - 20517 holding RW 0 int in range of: 0 - 7 Configuration registers of the ADC module 1
21000 - 21017 holding R 16 bit signed int multiplied by 100 The voltage value registers of the ADC module 2
21500 - 21517 holding RW 0 int in range of: 0 - 7 Configuration registers of the ADC module 2
22000 - 22017 holding R 16 bit signed int multiplied by 100 The voltage value registers of the ADC module 3
22500 - 22517 holding RW 0 int in range of: 0 - 7 Configuration registers of the ADC module 3
23000 - 23017 holding R 16 bit signed int multiplied by 100 The voltage value registers of the ADC module 4
23500 - 23517 holding RW 0 int in range of: 0 - 7 Configuration registers of the ADC module 4

Configuration register map of the side I/O modules

Register/ Address Number of ports Device type Recomended value Description
xxx00 8 pin INPUT 0xFF IODIR: pin direction
xxx00 8 pin OUTPUT 0x00 IODIR: pin direction
xxx00 16 pin INPUT 0xFFFF IODIR: pin direction
xxx00 16 pin OUTPUT 0x0000 IODIR: pin direction
xxx01 8 pin INPUT 0x00 IPOL: pin polarity
xxx01 8 pin OUTPUT 0x00 IPOL: pin polarity
xxx01 16 pin INPUT 0x0000 IPOL: pin polarity
xxx01 16 pin OUTPUT 0x0000 IPOL: pin polarity
xxx02 8 pin INPUT 0xFF GPINTEN: interrupt on change
xxx02 8 pin OUTPUT N/A GPINTEN: interrupt on change
xxx02 16 pin INPUT 0xFFFF GPINTEN: interrupt on change
xxx02 16 pin OUTPUT N/A GPINTEN: interrupt on change
xxx03 8 pin INPUT 0x00 DEFVAL: default value register
xxx03 8 pin OUTPUT N/A DEFVAL: default value register
xxx03 16 pin INPUT 0x0000 DEFVAL: default value register
xxx03 16 pin OUTPUT N/A DEFVAL: default value register
xxx04 8 pin INPUT 0x00 INTCON: interrupt on change
xxx04 8 pin OUTPUT N/A INTCON: interrupt on change
xxx04 16 pin INPUT 0x0000 INTCON: interrupt on change
xxx04 16 pin OUTPUT N/A INTCON: interrupt on change
xxx05 8 pin INPUT 0x4444 IOCON: configuration register
xxx05 8 pin OUTPUT 0x4444 IOCON: configuration register
xxx05 16 pin INPUT 0x4444 IOCON: configuration register
xxx05 16 pin OUTPUT 0x4444 IOCON: configuration register


Configuration register map for WB-AI side analog input modules

Register/ Address Description
xx000 A1 config register
xx001 A2 config register
xx002 A3 config register
xx003 A4 config register
xx004 DIFF1 config register
xx005 DIFF2 config register
xx006 A5 config register
xx007 A6 config register
xx008 A7 config register
xx009 A8 config register
xx010 DIFF3 config register
xx011 DIFF4 config register
xx012 A9 config register
xx013 A10 config register
xx014 A11 config register
xx015 A12 config register
xx016 DIFF5 config register
xx017 DIFF6 config register

Register values and the corresponding measured voltage range

Value Configuration
0x00 ±6.144 V (*)
0x01 ±4.096 V (*)
0x02 ±2.048 V
0x03 ±1.024 V
0x04 ±0.512 V
0x05 ±0.256 V
0x06 ±0.256 V
0x07 ±0.256 V

(*) This parameter expresses the full-scale range of the ADC scaling. Do not apply more than VDD + 0.3 V to the analog inputs of the device.


Map of I/O module status registers

Register/ Address Description
1000 - 1015 Logical states of the input module 1
1500 - 1515 Logical states of the output module 1
2000 - 2015 Logical states of the input module 2
2500 - 2515 Logical states of the output module 2
3000 - 3015 Logical states of the input module 3
3500 - 3515 Logical states of the output module 3
4000 - 4015 Logical states of the input module no. 4
4500 - 4515 Logical states of the output module 4
19990 adc module 1 is connected
19991 adc module 2 is connected
19992 adc module 3 is connected
19993 adc module 4 is connected
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