
5. Using the Memory Address Map
40
CNT16-8(FIT)GY,
CNT16-8L(FIT)GY
Module Information Area
A module information area, which is a 128-byte (80h) area beginning with address 301000h and
corresponding to a given Device ID, is where the settings for the given device are read and written.
The starting address can be determined according to the following expression:
Starting address = 3 80h x (Device ID)
Table 5.1. Module Information Area < 1 / 3 >
Address(h) Area
Item Size
Access
type
Initial
value(h)
Initial
settings
Starting 00
Module type (category)
1 R
03
Starting 01
Module type
(serial No.)
1 R 01
*1 CNT16-8(FIT)GY
Starting 02
System-reserved
(revision No.)
1 R None
Starting 03
Supported functions
1 R
01 Basic
input
Starting 04
Number of
basic input channels
1 R
08 8channels
Starting 05
Basic input data size
1 R
02 2bytes
Starting 06
Number of
basic output channels
1 R
00
Starting 07
Basic output data size
1 R
00
Starting 08
Input channel
settings address
1 R
20 20h
Starting 09
Input channel
settings data size
1 R
08 8bytes
Starting 0A
Output channel
settings address
1 R
00
Starting 0B
Output channel
settings data size
1 R
00
Starting 0C
- Starting 0F
Module-
specific
information
Reserved
4 R None
Starting 10
Module startup register
1 R/W
00
Starting 11
Error status
1 R
00
Starting 12
Counter resolution
1
R
10
16bits
Starting 13
Digital filter setting
1
R/W
00
Not used
Starting 14
- Starting 1F
Common to
modules
Reserved 12
R
None
*1 "02" on the CNT16-8L(FIT)GY.