CPCI-QU-216A是用于高速正交解碼計(jì)數(shù)器CPCI板卡，包括6個(gè)獨(dú)立計(jì)數(shù)器，支持索引鎖存，支持步長(zhǎng)比較輸出， 6個(gè)高速隔離輸入，6個(gè)高速隔離輸出。
l 32位 cPCI接口
l 6通道隔離輸入
l 6通道隔離輸出（默認(rèn)用于比較值輸出）
l 32-bit計(jì)數(shù)支持4 x AB相位模式
l 隔離電壓2500V
l 輸入頻率大于 10MHZ
l DIO輸入輸出頻率大于10MHZ
l 計(jì)數(shù)器比較輸出
l 計(jì)數(shù)器索引鎖存
l 68-PIN VHDCI連接器
l 功能可定制
l 存儲(chǔ)溫度 -20℃-+70℃
l 濕度5~95% RH,無(wú)冷凝
l 3.3V,5V及板卡運(yùn)行3個(gè)LED指示
設(shè)備ID
DEVICE ID
1785
VENDOR ID
1022
寄存器定義
REG
OFFSET ADD
R/W
Counter0
00
R
Counter1
04
R
Counter2
08
R
Counter3
0C
R
Counter4
10
R
Counter5
14
R
Index_Latch0
20
R
Index_Latch1
24
R
Index_Latch2
28
R
Index_Latch3
2C
R
Index_Latch5
30
R
Index_Latch6
34
R
Compare0_STEP
40/60
W/R
Compare1-STEP
44/64
W/R
Compare2-STEP
48/68
W/R
Compare3-STEP
4c/6C
W/R
Compare4-STEP
50/70
W/R
Compare5-STEP
54/74
W/R
DI
7C
R
32位寄存器地址BAR IO空間偏移地址
VHDCI68接口定義
序號(hào)
信號(hào)名
序號(hào)
信號(hào)名
1
USER1-
35
USER1+
2
USER0-
36
USER0+
3
CH5Z+
37
CH5Z-
4
CH5B+
38
CH5B-
5
CH5A+
39
CH5A-
6
EGND
40
EGND
7
CH4Z+
41
CH4Z-
8
CH4B+
42
CH4B-
9
CH4A+
43
CH4A-
10
EGND
44
EGND
11
CH3Z+
45
CH3Z-
12
CH3B+
46
CH3B-
13
CH3A+
47
CH3A-
14
EGND
48
EGND
15
CH2Z+
49
CH2Z-
16
CH2B+
50
CH2B-
17
CH2A+
51
CH2A-
18
EGND
52
EGND
19
CH1Z+
53
CH1Z-
20
CH1B+
54
CH1B-
21
CH1A+
55
CH1A-
22