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8. Connector
67
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8.1.4
CN4, CN5: I/O Connector
CN4 and CN5 are the I/O signal connector for X-axis and Y-axis respectively. The pin arrangement of CN4
and CN5 are equal. PMC-1HS does not have CN5.
'n' in the below table means X for CN4 and Y for CN5.
Pin #
Signal name
I/O
Description
1
nP+P
Output
CW +direction drive pulse
2
nP+N
Output
CW -direction drive pulse
3
nP-P
Output
CCW+direction drive pulse
4
nP-N
Output
CCW -direction drive pulse
5
n OUT0
Output
General output 0/DCC
6
n INPOS
Input
Servo inposition complete
7
n ALARM
Input
Servo alarm
8
GEX
0V
GND
9
n STOP2
Input
Encoder Z-phase
10
n STOP1
Input
Home
11
n STOP0
Input
Near Home
12
n LMT+
Input
LMT+
13
n LMT-
Input
LMT-
14
EMG
Input
Emergency stop
15
GEX
0V
GND
16
VEX
+24V
Power output for sensor
(less than 24VDC, 100mA)
※
CN 4, 5 I/O circuit except drive pulse is same as CN3 I/O circuit�
Drive pulse output of motion controller which input by motor driver is line driver output�
(1) Output
● nP+P (CW+ direction drive pulse) (n=X, Y)
nP+N (CW- direction drive pulse)
nP-P (CCW+ direction drive pulse)
nP-N (CCW- direction drive pulse)
The drive pulse output signal comes out from the line drive (AM26C31C) of the differential output. nP+N
and nP-N are inverted outputs of nP+P and nP-P, respectively.
When reset, nP+P, nP-P become Low and nP+N, nP-N become High.
The example for the connection with a motor driver is as shown below:
● nOUT0 (Common output0/DCC output (n=X, Y))
This signal is a common output signal to control ON/OFF state by program operation�
OUT command (ON/OFF of output port) and OTP command (ON pulse from output port) is used for this
signal. If selecting Enable for DCC output with Home Search Mode tab, it is output depending on preset
logic level and pulse width after Home Search Step 3 (Z-phase search) ends.
nP+P
nP+N
nP-P
nP-N
1
2
3
4
CN4
Motor driver
▶
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
<CN4, CN5
pin number>