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Ethernet I/O Modules
3xxxx: AI Address (Base 0)
Starting
Address
Points
Description
Bits per
Point
Value
Access
Type
16
(0x10)
1 to nDI
The Digital Counter Value
32
0 to
4294967296
R
64
(0x40)
1 to nDI
The frequency Value * 1,000.
(Note: The Client must first divide the
value by 1,000.)
32
0 to
4294967296
R
Note: The “DI Counter (0x10)” and “DI Frequency (0x40)” that the records data as 32-bit
value and is transmitted as two 16-bit registers. Consequently, the register address has an
offset of 2, i.e., the address of the second channel will be at starting-a2, and so
on. You can refer to “
” for more detailed information.
Example: Reads the 6 DI Counter on the tPET-P6.
[Leading 6 bytes] [Request]
Command: 01 02 00 00 00 06 01 04 00 10 00
0C
100
(0x64)
1
Number of DI Channels
16
nDI
R
110
(0x6E)
1
Number of DO Channels
16
nDO
R
121
(0x79)
1
Number of high-speed counters
16
nDI
R
Notes
“
R
”: Read
Starting Address
6 channels * 2 registers
= 12 registers
ICP DAS CO., LTD.
PETL/tET/tPET DIO Series User Manual, Ver. 2.1, Sep. 2014, Page: 100
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