I/o memory mapping, I1:x.0/0, Addressing – Rockwell Automation 1762-IT4 Thermocouple/mV Input Module User Manual
Page 13: Input data file
MicroLogix 1200 Thermocouple/mV Input Module 13
Publication 1762-IN013B-EN-P - June 2013
I/O Memory Mapping
Addressing
The addressing scheme for 1762 Expansion I/O is shown below.
(1)
I/O located on the controller (embedded I/O) is slot 0. I/O added to the controller (expansion I/O) begins with slot 1.
Input Data File
For each module, slot x, words 0…3 contain the analog values of the inputs. The input data file is
shown below.
Word/
Bit
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
0
0
SG
N
Analog Input Data Channel 0
1
SG
N
Analog Input Data Channel 1
2
SG
N
Analog Input Data Channel 2
3
SGN
Analog Input Data Channel 3
4
Reserved
OC4
OC3
OC2
OC1
OC0
Reserved
S4
S3
S2
S1
S0
5
U0
O0
U1
O1
U2
O2
U3
O3
U4
O4
Reserved
I1:x.0/0
File Type = Input (I)
Data File
0 or 1
Slot Number
(1)
Word
Bit
Bit Delimiter
Word Delimiter
Slot Delimiter
Data File # 0 = Output
Data File # 1 = Input