Software
13
CANio 250 Quickstart Manual, version 1.2
5.1.5 Digital inputs
The CANio 250 transmits the values of the digital inputs with the following
CAN message:
CAN identifier
Data field (length = 4)
Byte 0
Byte 1
Byte 2
Byte 3
0x180 + node number of the
CANio 250
Saved configuration
:
saved identifier
Values of
the digital
inputs
Group A
Values of
the digital
inputs
Group A
reserved
Additional
digital in-
put and
HW info
Assignment of the data field is unvarying, even if the corresponding digital port
is not programmed as inputs group.
Assignment of byte 0:
Bit number
Meaning
0
Value of digital input 1
1
Value of digital input 2
2
Value of digital input 3
3
Value of digital input 4
4
Value of digital input 5
5
Value of digital input 6
6
Value of digital input 7
7
Value of digital input 8
Assignment of byte 1:
Bit number
Meaning
0
Value of digital input 9
1
Value of digital input 10
2
Value of digital input 11
3
Value of digital input 12
4
Value of digital input 13
5
Value of digital input 14
6
Value of digital input 15
7
Value of digital input 16