User's Manual

PMAC VME Hardware Reference Manual
28 PMAC VME Connector Pinouts
J1 JS2 (16-Pin Header on Option 1A)
(Labeled J9 of OPT-3 front panel)
Front View
Pin # Symbol Function Description Notes
1 DCLK Output D to A, A to D Clock DAC and ADC Clock for Chan. 5, 6, 7, 8
2 BDATA2 Output D to A Data DAC Data for Chan. 5, 6, 7, 8
3 ASEL2/ Output Chan. Select Bit 2 Select for Chan. 5, 6, 7, 8
4 ASEL3/ Output Chan. Select Bit 3 Select for Chan. 5, 6, 7, 8
5 CNVRT23 Output A to D Convert ADC Convert Sig. Chan. 5, 6, 7, 8
6 ADCIN2 Input A to D Data ADC data for Chan. 5, 6, 7, 8
7 OUT5/ Output Amp. Enable/Dir Amp/Enable/Dir for Chan. 5
8 OUT6/ Output Amp. Enable/Dir Amp/Enable/Dir for Chan. 5
9 OUT7/ Output Amp. Enable/Dir Amp/Enable/Dir for Chan. 5
10 OUT8/ Output Amp. Enable/Dir Amp/Enable/Dir for Chan. 5
11 HF45 Input Amp. Fault Amp fault input for Chan. 5
12 HF46 Input Amp. Fault Amp fault input for Chan. 6
13 HF47 Input Amp. Fault Amp fault input for Chan. 7
14 HF48 Input Amp. Fault Amp fault input for Chan. 8
15 +5V Output +5V Supply Power supply out
16 GND Common PMAC Common
Miscellaneous I/O.
P2A JMACH2 (96-Pin
Header on Option 1A)
Front View
Pin # Symbol Function Description Notes
A01 +5V Output +5V Power 1
A02 GND Common PMAC Common
A03 CHC8 Input Encoder C Chan. Pos. 2
A04 CHC8/ Input Encoder C Chan. Neg. 2,3
A05 CHB8 Input Encoder B Chan. Pos. 2
A06 CHB8/ Input Encoder B Chan. Neg. 2, 3
A07 CHA8 Input Encoder A Chan. Pos. 2
A08 CHA8/ Input Encoder A Chan. Neg. 2, 3
A09 CHC6 Input Encoder C Chan. Pos. 2
A10 CHC6/ Input Encoder C Chan. Neg. 2, 3
A11 CHB6 Input Encoder B Chan. Pos. 2
A12 CHB6/ Input Encoder B Chan. Neg. 2, 3
A13 CHA6 Input Encoder A Chan. Pos. 2
A14 CHA6/ Input Encoder A Chan. Neg. 2, 3
A15 DAC8 Output Analog Out Pos. 8 4
A16 DAC8/ Output Analog Out Neg. 8 4, 5
A17 AENA8/DIR8 Output Amp-Ena/Dir. 8 6
A18 FAULT8 Input Amp-Fault 8 7
A19 +LIM8 Input Neg. End Limit 8 8, 9
A20 -LIM8 Input Pos. End limit 8 8, 9
A21 HMFL8 Input Home-Flag 8 10
A22 DAC6 Output Analog Out Pos. 6 4
A23 DAC6/ Output Analog Out Neg. 6 4, 5
A24 AENA6/DIR6 Output Amp-Ena/Dir. 6 6
A25 FAULT6 Input Amp-Fault 6 7