HEIDENHAIN ND 522 Installation - Manual (Page 109)

109
ND 500
4
USB (type B)
500 mA max.
Data I/O
1 2 3 4
+5 V Data (-) Data (+) GND
5
X1, X2, X3 - « TTL
7 6 2 3 4 5 8 9 1
U
P
0 V U
a1
¢ U
a2
£ U
a0
¤ /
Connector pin assignments