Filter
Top Products
5-22 Input / Output MN1928
5.3.8 S tepper axes outputs 0-1
Location X9
Mating connector: Weidmüller Omnimate BL 3.5/12
Pin Name Description NextMove ES
96-pin
connector
12 Shield Shield connection a32
11 DIR1+ Direction output 1+ b15
10 DIR1- Direction output 1-
9 STEP1+ Step (pulse) output 1+ b14
8 STEP1- Step (pulse) output 1-
7 DGND Digital ground a3
6 Shield Shield connection a32
5 DIR0+ Direction output 0+ a15
4 DIR0- Direction output 0-
3 STEP0+ Step (pulse) output 0+ a14
2 STEP0- Step (pulse) output 0-
1 DGND Digital ground a3
The stepper outputs on the backplane are driven by DS26LS31 line drivers, providing RS422
differential outputs.
CAUTION: The DS26LS31 drivers are static sensitive devices. Take appropriate ESD
precautions when handling the backplane.
NextMove ES
STEP0-
DGND
Backplane
1
2
96
pin
connector
‘X9’
Step
Output
74AHCT244
GND
DS26LS31
STEP0+3
ULN2003
Figure 25 - Stepper output - STEP0 output shown
1
12