ARM IM-AD1 - Manual (Page 34)

Hardware Reference
3-10 Copyright © 2001-2003. All rights reserved. ARM DUI 0163B
3.5.3 Stepper motor connectors
Figure 3-6 shows the pin numbering of the stepper motor connectors.
Figure 3-6 Stepper motor connector (J19/J23)
STEP2_PH1 F8 Step2 phase 1 drive signal
STEP2_PH2 F9 Step2 phase 2 drive signal
STEP2_PH3 F10 Step2 phase 3 drive signal
STEP2_PH4 F11 Step2 phase 4 drive signal
STEP3_ENA F12 Enable signal for STEP3_O1 and STEP3_O2
STEP3_ENB F13 Enable signal for STEP3_O3 and STEP3_O4
STEP3_PH1 F14 Step3 phase 1 drive signal
STEP3_PH2 F15 Step3 phase 2 drive signal
STEP3_PH3 F16 Step3 phase 3 drive signal
STEP3_PH4 F17 Step3 phase 4 drive signal
STEP4_ENA F18 Enable signal for STEP4_O1 and STEP4_O2
STEP4_ENB F19 Enable signal for STEP4_O3 and STEP4_O4
STEP4_PH1 F20 Step4 phase 1 drive signal
STEP4_PH2 F21 Step4 phase 2 drive signal
STEP4_PH3 F22 Step4 phase 3 drive signal
STEP4_PH4 F23 Step4 phase 4 drive signal
Table 3-6 Stepper motor interface signals (continued)
Signal
EXPB
connector
Description
1 2 3 4 5 6