User's Manual

Turbo PMAC2 VME Hardware Reference
Axis Piggyback Board Connector Descriptions 33
J11 (JMACH3) Machine Connector
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99 | ooooooooooo … oooooooooo | 1
100 | ooooooooooo … oooooooooo
| 2
Pin# Symbol Function Description Notes
71 SCLK56+ Input / Output Encoder Sample Clock Direction controlled by PMAC2 jumper
72 SCLK56- Input / Output Encoder Sample Clock Direction controlled by PMAC2 jumper
73 ADC_CLK6+ Output A/D Converter Clock Programmable frequency
74 ADC_CLK6- Output A/D Converter Clock Programmable frequency
75 ADC_STB6+ Output A/D Converter Strobe Programmable sequence
76 ADC_STB6- Output A/D Converter Strobe Programmable sequence
77 ADC_DAA6+ Input Chan A ADC Serial Data MSB first
78 ADC_DAA6- Input Chan A ADC Serial Data MSB first
79 ADC_DAB6+ Input Chan B ADC Serial Data MSB first
80 ADC_DAB6- Input Chan B ADC Serial Data MSB first
81 AENA6+ Output Amplifier Enable High is enable
82 AENA6- Output Amplifier Enable Low is enable
83 FAULT6+ Input Amplifier Fault Programmable polarity
84 FAULT6- Input Amplifier Fault Programmable polarity
85 PWMATOP6+
DAC_CLK6+
Output Phase A Top CMD or DAC
Clock
Programmable function control
86 PWMATOP6-
DAC_CLK6-
Output Phase A Top CMD or DAC
Clock
Programmable function control
87 PWMABOT6+
DAC6A+
Output Phase A Bottom CMD or
DAC A Serial Data
Programmable function control
88 PWMABOT6-
DAC6A-
Output Phase A Bottom CMD or
DAC A Serial Data
Programmable function control
89 PWMBTOP6+
DAC_STB6+
Output Phase B Top CMD or DAC
Strobe
Programmable function control
90 PWMBTOP6-
DAC_STB6-
Output Phase B Top CMD or DAC
Strobe
Programmable function control
91 PWMBBOT6+
DAC6B+
Output Phase B Bottom CMD or
DAC B Serial Data
Programmable function control
92 PWMBBOT6-
DAC6B-
Output Phase B Bottom CMD or
DAC B Serial Data
Programmable function control
93 PWMCTOP6+
DIR6+
Output Phase B Top CMD or PFM
Direction
Programmable function control
94 PWMCTOP6-
DIR6-
Output Phase B Top CMD or PFM
Direction
Programmable function control
95 PWMCBOT6+
PULSE6+
Output Phase B CMD or PFM
Pulse
Programmable function control
96 PWMCBOT6-
PULSE6-
Output Phase B Bottom CMD or
PFM Pulse
Programmable function control
97 GND Common Reference Voltage
98 GND Common Reference Voltage
99 +5V Output / Input +5V Power For external circuit or from external
supply
100 +5V Output / Input +5V Power For external circuit or from external
supply
The JMACH3 connector provides the interface pins for channels 5 and 6. It is usually connected to a breakout
board, such as one of the Acc-8x family of boards, or an application-specific interface board.
Connector: 100-pin male box header with center key, 0050" pitch. AMP part # 1-04068-7 Delta Tau part # 014-
00010-FPB.