User's Manual
Turbo PMAC2 VME Hardware Reference
32 Axis Piggyback Board Connector Descriptions
J11 (JMACH3) Machine Connector
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Pin# Symbol Function Description Notes
38 PWMABOT5-
DAC5A-
Output Phase A Bottom CMD or
DAC A Serial Data
Programmable function control
39 PWMBTOP5+
DAC_STB5+
Output Phase B Top CMD or DAC
Strobe
Programmable function control
40 PWMBTOP5-
DAC_STB5-
Output Phase B Top CMD or DAC
Strobe
Programmable function control
41 PWMBBOT5+
DAC5B+
Output Phase B Bottom CMD or
DAC B Serial Data
Programmable function control
42 PWMBBOT5-
DAC5B-
Output Phase B Bottom CMD or
DAC B Serial Data
Programmable function control
43 PWMCTOP5+
DIR5+
Output Phase B Top CMD or PFM
Direction
Programmable function control
44 PWMCTOP5-
DIR5-
Output Phase B Top CMD or PFM
Direction
Programmable function control
45 PWMCBOT5+
PULSE5+
Output Phase B Bottom CMD or
PFM Pulse
Programmable function control
46 PWMCBOT5-
PULSE5-
Output Phase B Bottom CMD or
PFM Pulse
Programmable function control
47 GND Common Reference Voltage
48 GND Common Reference Voltage
49 +5V Output / Input +5v Power For external circuit or from external
supply
50 +5V Output / Input +5v Power For external circuit or from external
supply
51 +5V Output / Input +5v Power For external circuit or from external
supply
52 +5V Output / Input +5v Power For external circuit or from external
supply
53 GND Common Reference Voltage
54 GND Common Reference Voltage
55 CHA6+ Input Enc 6 Positive A Chan. Also pulse input
56 CHA6- Input Enc 6 Negative A Chan. Also pulse input
57 CHB6+ Input Enc 6 Positive B Chan. Also direction input
58 CHB6- Input Enc 6 Negative B Chan. Also direction input
59 CHC6+ Input Enc 6 Positive C Chan. Index channel
60 CHC6- Input Enc 6 Negative C Chan. Index channel
61 CHU6 Input Chan 6 U Flag Hall effect, fault code, or sub-count
62 CHV6 Input Chan 6 V Flag Hall effect, fault code, or sub-count
63 CHW6 Input Chan 6 W Flag Hall effect, fault code, or sub-count
64 CHT6 Input Chan 6 T Flag Fault code, or sub-count
65 USER6 Input General Purpose User Flag Hardware capture flag, or sub-count
66 PLIM6 Input Positive Overtravel Limit Hardware capture flag
67 MLIM6 Input Negative Overtravel Limit Hardware capture flag
68 HOME6 Input Home Switch Input Hardware capture flag
69 ACCFLT6 Input Accessory Fault Flag For loss of acc supply voltage
70 WD0/ Output Watchdog Output Low is PMAC watchdog fault