Data Input/Output With G3 I/O Module - Toshiba G3 Instruction Manual

Chapter 1 Introducing GA932 Module
1.1.2

Data input/output with G3 I/O module

By referring the download information by the nv-Tool, GA932 module
transfers G3 I/O input data and G3 I/O output data to TC-net I/O loop scan
memory.
G3 I/O management information
G3 I/O control information
G3 I/O output data
G3 I/O input data
Online map
In addition, G3 I/O input/output operation cycle in GA932 module starts
next I/O after 10ms form the beginning of one input/output.
When the input/output time exceeds 10ms, the next input/output is started
immediately after completion of the input/output.
G3 I/O
Input /Output
*1
6
6F8C1590
nv -controller TC-net I/O loop scan
memory
G3 I/O G3 I/O
management
Diagnosis
information
processing
G3 I/O output data
I/O variable 1
I/O variable 2
I/O variable 3
G3 I/O input data
I/O variable 4
I/O variable 5
I/O variable 6
Figure 1-4 G3 I/O data I/O overview
Table 1-1 TC-net I/O loop scan assignment memory map
Use TC-net I/O loop scan block No.
(Node No.－3)
(Node No.－3)×16+96
(Node No.－3)×16+640
1152
(Node No.－3)×16+96+8
G3 I/O
Input /Output
*1
10ms 10ms
*1: For input/output time, refer to "Appendix A.2 GA932 Specifications."
Figure 1-5 G3 I/O data input/output operation cycle
G2I/O adapter
GA932
Unit #0
Expansion unit #1
：
Expansion unit #6
Number of used blocks
Maximum 16
Maximum 32
G3 I/O
G3 I/O
Input /Output
Input /Output
*1
10ms
G2I/O
Input module
Input module
Output module
Output module
Input module
Output module
1
1
2
*1