User's Manual

Turbo PMAC2 PCI Hardware Reference Manual
32 Baseboard Connector Pinouts
J10 (JMACH2) (Continued)
Pin # Symbol Function Description Notes
28 ADC_DAA3- Input Channel A ADC serial data MSB first
29 ADC_DAB3+ Input Channel B ADC serial data MSB first
30 ADC_DAB3- Input Channel 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 parity
34 FAULT3- Input Amplifier fault Programmable parity
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 Encoder 4 positive A Channel Also pulse input
56 CHA4- Input Encoder 4 negative A Channel Also pulse input
57 CHB4+ Input Encoder 4 positive B Channel Also direction input
58 CHB4- Input Encoder 4 negative B Channel Also direction input
59 CHC4+ Input Encoder 4 positive C Channel Index channel
60 CHC4- Input Encoder 4 negative C Channel Index channel