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3. External Connection
Ground
Not Connected
Phase-A / UP
Phase-B / DOWN
CH0
Phase-Z / CLR
General-purpose Input
Ground
Phase-A / UP
Phase-B / DOWN
CH1
Phase-Z / CLR
General-purpose Input
Not Connected
Not Connected
*1: The VCC and GND signals are all common.
*2: Outputs +5V power supplied from the +5V pin in the PC to the external device.
The maximum current flowing through these two Vcc pins together is 500mA.
Use this pin as +5V power supply to an external device (such as an encoder) for simple checking.
Figure 3.7. Pin Assignments of an optional cable 37-Pin D-SUB
32
1
GND*1
20
2
GND*1
21
3
GND*1
22
4
GND*1
23
5
GND*1
24
6
GND*1
25
7
GND*1
26
8
N.C.
27
9
T0A
28
10
T0B
29
11
T0Z
30
12
T0U
31
13
GND*1
32
14
T1A
33
15
T1B
34
16
T1Z
35
17
T1U
36
18
N.C.
37
19
N.C.
+5V*2
Vcc*1
+5V*2
Vcc*1
N.C.
N.C.
N.C.
Not Connected
N.C.
N.C.
N.C.
Phase-A / UP
T2A
Phase-B / DOWN
T2B
Phase-Z / CLR
T2Z
General-purpose Input
T2U
Ground
GND*1
Phase-A / UP
T3A
Phase-B / DOWN
T3B
Phase-Z / CLR
T3Z
General-purpose Input
T3U
Not Connected
N.C.
CH2
CH3
CNT24-4(PCI)H
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