User's Manual

Turbo PMAC2 VME Hardware Reference
Base Board Connector Pinouts 25
J10 (JMACH2) Machine Connector
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100 | ooooooooooo … oooooooooo
| 2
Pin # Symbol Function Description Notes
28 ADC_DAA3- Input Chan A ADC Serial Data MSB first
29 ADC_DAB3+ Input Chan B ADC Serial Data MSB first
30 ADC_DAB3- Input Chan B ADC Serial Data MSB first
31 AENA3+ Output Amplifier Enable High is enable
32 AENA3- Output Amplifier Enable Low is enable
33 FAULT3+ Input Amplifier Fault Programmable polarity
34 FAULT3- Input Amplifier Fault Programmable polarity
35 PWMATOP3+
DAC_CLK3+
Output Phase A Top CMD or DAC
Clock
Programmable function control
36 PWMATOP3-
DAC_CLK3-
Output Phase A Top CMD or DAC
Clock
Programmable function control
37 PWMABOT3+
DAC3A+
Output Phase A Bottom CMD or
DAC A Serial Data
Programmable function control
38 PWMABOT3-
DAC3A-
Output Phase A Bottom CMD or
DAC A Serial Data
Programmable function control
39 PWMBTOP3+
DAC_STB3+
Output Phase B Top CMD or DAC
Strobe
Programmable function control
40 PWMBTOP3-
DAC_STB3-
Output Phase B Top CMD or DAC
Strobe
Programmable function control
41 PWMBBOT3+
DAC3B+
Output Phase B Bottom CMD or
DAC B Serial Data
Programmable function control
42 PWMBBOT3-
DAC3B-
Output Phase B Bottom CMD or
DAC B Serial Data
Programmable function control
43 PWMCTOP3+
DIR3+
Output Phase B Top CMD or PFM
Direction
Programmable function control
44 PWMCTOP3-
DIR3-
Output Phase B Top CMD or PFM
Direction
Programmable function control
45 PWMCBOT3+
PULSE3+
Output Phase B Bottom CMD or
PFM Pulse
Programmable function control
46 PWMCBOT3-
PULSE3-
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 CHA4+ Input Enc 4 Positive A Chan. Also pulse input
56 CHA4- Input Enc 4 Negative A Chan. Also pulse input
57 CHB4+ Input Enc 4 Positive B Chan. Also direction input
58 CHB4- Input Enc 4 Negative B Chan. Also direction input
59 CHC4+ Input Enc 4 Positive C Chan. Index channel