Contec F&eIT Series User Manual page 50

I/O data storage area
The I/O data storage area is a central storage of the I/O components for the various modules.
Module virtual memory
00300000h
Reserved
00310000h
I/O data management area
00380000h
Reserved
00390000h
Figure 7.7. I/O data Storage Area
- Module status information is comprised of mirrored information on the module startup register
and the error status register as part of the module information stored in the basic function area.
- The I/O module I/O data is comprised of the basic input data in the basic function area and the
mirrored information that is equivalent to the upper 16 bytes of the basic output data.
The starting address can be determined according to the following expression:
Starting address = 00380000h
Table 7.8. I/O Data Storage Area
Address (h)
Starting ddress+00
- Starting address+01
Starting address+02
- Starting address+03
Starting address+04
- Starting address+05
Starting address+06
- Starting address+07
Device
status
Starting address+08
- Starting address+09
Starting address+0A
- Starting address+0B
Starting address+0C
- Starting address+0D
Starting address+0E
- Starting address+0F
Starting address+10
- Starting address+1F
Starting address+20
- Starting address+2F
Starting address+30
- Starting address+3F
Starting address+40
Device
- Starting address+4F
Starting address+50
I/O data
- Starting address+5F
Starting address+60
- Starting address+6F
Starting address+70
- Starting address+7F
Starting address+80
- Starting address+8F
CPU-CA10(FIT)GY, CPU-CA20(FIT)GY
64KB
448KB
64KB
448KB
Area Size
16 Device ID 0 device startup status
Device ID 1 device startup status
Device ID 2 device startup status
Device ID 3 device startup status
Device ID 4 device startup status
Device ID 5 device startup status
Device ID 6 device startup status
Device ID 7 device startup status
128 Device ID 0 I/O data
Device ID 1 I/O data
Device ID 2 I/O data
Device ID 3 I/O data
ID
Device ID 4 I/O data
Device ID 5 I/O data
Device ID 6 I/O data
Device ID 7 I/O data
Device status
00380000h
Device ID I/O data
00380010h
Reserved
00380090h
Parameter
error status
error status
error status
error status
error status
error status
error status
error status
7. Virtual Address Map
16byte
128byte
65392byte
Size Remarks
1 R
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
16 R/W
16
16
16
16
16
16
16
43