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CHAPTER 3 SPECIFICATIONS
3
3.5 List of Buffer Memory Areas
3.5 List of Buffer Memory Areas
The following table lists the buffer memory areas of the high-speed counter module.
For details on the buffer memory areas, refer to the following.
• Details of Buffer Memory Areas ( Page 116, Appendix 2)
Address
(decimal)
Address
(hexadecimal)
Name
Initial value
*1
Read/write
*2
0
0
H
CH1 Preset value (L)
*3
0R/W
1
1
H
CH1 Preset value (H)
*3
0R/W
2
2
H
CH1 Present value (L)
*3
0R
3
3
H
CH1 Present value (H)
*3
0R
4
4
H
CH1 Coincidence output point No.1 (L)
*3
0R/W
5
5
H
CH1 Coincidence output point No.1 (H)
*3
0R/W
6
6
H
CH1 Coincidence output point No.2 (L)
*3
0R/W
7
7
H
CH1 Coincidence output point No.2 (H)
*3
0R/W
8
8
H
CH1 Overflow detection 0 R
9
9
H
CH1 Counter function selection 0 R/W
10
A
H
CH1 Sampling/periodic time setting 0 R/W
11
B
H
CH1 Sampling/periodic counter flag 0 R
12
C
H
CH1 Latch count value (L)
*3
0R
13
D
H
CH1 Latch count value (H)
*3
0R
14
E
H
CH1 Sampling count value (L)
*3
0R
15
F
H
CH1 Sampling count value (H)
*3
0R
16
10
H
CH1 Periodic pulse count previous value (L)
*3
0R
17
11
H
CH1 Periodic pulse count previous value (H)
*3
0R
18
12
H
CH1 Periodic pulse count present value (L)
*3
0R
19
13
H
CH1 Periodic pulse count present value (H)
*3
0R
20
14
H
CH1 Ring counter lower limit (L)
*3
0R/W
21
15
H
CH1 Ring counter lower limit (H)
*3
0R/W
22
16
H
CH1 Ring counter upper limit (L)
*3
0R/W
23
17
H
CH1 Ring counter upper limit (H)
*3
0R/W
24
18
H
System area to to
31
1F
H
32
20
H
CH2 Preset value (L)
*3
0R/W
33
21
H
CH2 Preset value (H)
*3
0R/W
34
22
H
CH2 Present value (L)
*3
0R
35
23
H
CH2 Present value (H)
*3
0R
36
24
H
CH2 Coincidence output point No.1 (L)
*3
0R/W
37
25
H
CH2 Coincidence output point No.1 (H)
*3
0R/W
38
26
H
CH2 Coincidence output point No.2 (L)
*3
0R/W
39
27
H
CH2 Coincidence output point No.2 (H)
*3
0R/W