21 Appendix
Table 21−3 Connectors: CNENC/CNUSR Pin Assignment
Signal
name
Explanation Input/output Remark
controller
Connector name – Pin name
2A
CNUSR1-21 CNUSR13-3
LAH1
+ terminal of differential encoder
A-phase signal
Input
CH1
3A
CNUSR1-22 CNUSR13-5
LBH1
+ terminal of differential encoder
B-phase signal
Input
4A
CNUSR1-23 CNUSR13-8
LZH1
+ terminal of differential encoder
Z-phase signal
Input
6A
CNUSR2-21 CNUSR2-21
LAH2
+ terminal of differential encoder
A-phase signal
Input
CH2
7A
CNUSR2-22 CNUSR2-22
LBH2
+ terminal of differential encoder
B-phase signal
Input
8A
CNUSR2-23 CNUSR2-23
LAH2
+ terminal of differential encoder
Z-phase signal
Input
2B
CNUSR1-46 CNUSR13-4
LAL1
- terminal of differential encoder
A-phase signal
Input
CH1
3B
CNUSR1-47 CNUSR13-6
LBL1
- terminal of differential encoder
B-phase signal
Input
4B
CNUSR1-48 CNUSR13-10
LZL1
- terminal of differential encoder
Z-phase signal
Input
6B
CNUSR2-46 CNUSR2-46
LAL2
- terminal of differential encoder
A-phase signal
Input
CH2
7B
CNUSR2-47 CNUSR2-47
LBL2
- terminal of differential encoder
B-phase signal
Input
8B
CNUSR2-48 CNUSR2-48
LZL2
- terminal of differential encoder
Z-phase signal
Input
21-114 Expansion serial interface Connector Pin Assignment