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PMAC2A PC104 Hardware Reference Manual
Table of Contents
iii
J1 – USB Communications Port .........................................................................................................................39
J2 - Thumbwheel Multiplexer Port (JTHW Port) ...............................................................................................39
J7 - General-Purpose Digital Inputs and Outputs (JOPT Port).........................................................................39
J8 – Handwheel/Pulse and Direction Port (JHW / PD Port) .............................................................................39
J10 – Ethernet Communications Port.................................................................................................................39
TB1 – Power Supply Terminal Block (JPWR Connector) ..................................................................................39
LED Indicators ...................................................................................................................................................39
BASE BOARD E-POINT JUMPER DESCRIPTIONS .........................................................................................41
E0: Forced Reset Control .......................................................................................................................................41
E1: Servo and Phase Clock Direction Control .......................................................................................................41
E2: CPU Frequency Select .....................................................................................................................................41
E3: Normal/Re-Initializing Power-Up/Reset..........................................................................................................41
E4: CPU Frequency Select .....................................................................................................................................42
E8: Phase Clock Lines Output Enable....................................................................................................................42
E9: Servo Clock Lines Output Enable....................................................................................................................42
E10 – E12: Power-Up State Jumpers .....................................................................................................................42
E13: Power-Up/Reset Load Source........................................................................................................................43
E14: Watchdog Disable Jumper .............................................................................................................................43
E15A, B, C: Flash Memory Bank Select................................................................................................................43
E16: .........................................................................................................................................................................43
ADC Inputs Enable .................................................................................................................................................43
E18 – E19: PC/104 Bus Address............................................................................................................................44
ACC-1P E-POINT JUMPER DESCRIPTIONS.....................................................................................................45
E0: Reserved for Future Use ..................................................................................................................................45
E1 - E2: Machine Output Supply Voltage Configure.............................................................................................45
E3 – E4: JHW, PD Function Select........................................................................................................................45
E5: Servo Gate Address Select...............................................................................................................................46
E6: I/O Gate Address Select....................................................................................................................................46
E7: Machine Input Source/Sink Control ................................................................................................................46
E16: ADC Inputs Enable........................................................................................................................................46
ACC-2P E-POINT JUMPER DESCRIPTIONS.....................................................................................................47
E1: USB/Ethernet Micro-Controller Firmware Reload Enable ..............................................................................47
E3 – E4: JHW, PD Function Select........................................................................................................................47
E5: I/O Gate Address Select...................................................................................................................................47
E6: Communications Port Select............................................................................................................................47
E7- E10: Ports Direction Control ............................................................................................................................48
BASE BOARD CONNECTOR PINOUTS..............................................................................................................49
TB1 (JPWR): Power Supply ..................................................................................................................................49
ACC-1P CONNECTOR PINOUTS .........................................................................................................................53
TB1 (JPWR): Power Supply ..................................................................................................................................53
J2 (JTHW): Multiplexer Port Connector .................................................................................................................54
J3 (JMACH1): Machine Port Connector (50-Pin Header) .....................................................................................55
J4 (JMACH2): Machine Port Connector (34-Pin Header) ......................................................................................57
J7 (JOPTO): I/O Port Connector .............................................................................................................................58
J8 (JHW) Handwheel Encoder Connector...............................................................................................................59
ACC-2P CONNECTOR PINOUTS .........................................................................................................................61
TB1 (JPWR): Power Supply ..................................................................................................................................61
J1 (USB) Universal Serial Bus Port (Optional).......................................................................................................61
J2 (JTHW): Multiplexer Port Connector .................................................................................................................62
J7 (JOPT): I/O Port Connector ................................................................................................................................63
J8 (JHW) Handwheel Encoder Connector...............................................................................................................64
J10 Ethernet Port (Optional)....................................................................................................................................64
