background image

DIO24, User Manual 

Table of Figures 

Figure 1 DIO24 simple block diagram. .........................................................................................................................7

 

Figure 2 An illustration of a PCI-DIO24. ....................................................................................................................10

 

Figure 3 External I/O connector P1. ............................................................................................................................11

 

Figure 4 Jumper block J2.............................................................................................................................................12

 

Table of Tables 

Table 1 Register level identification of the DIO24......................................................................................................10

 

Table 2 Register level identification of the PCI-DIO24-GD1. ....................................................................................11

 

Table 3 External I/O connector P1 pins and descriptions............................................................................................11

 

Table 4 Register level identification of the DIO24......................................................................................................15

 

Table 5 Register map of the GSC specific registers. ...................................................................................................16

 

Table 6 Register map of the PCI Configuration Registers...........................................................................................20

 

Table 7 Register map of the Local Configuration Registers........................................................................................24

 

Table 8 Register map of the Runtime Registers. .........................................................................................................26

 

 

General Standards Corporation, Phone: (256) 880-8787

 

 

Summary of Contents for PCI-DIO24PMC-DIO24PCI-DIO24-GD1

Page 1: ...Manual Manual Revision June 12 2002 General Standards Corporation 8302A Whitesburg Drive Huntsville AL 35802 Phone 256 880 8787 Fax 256 880 8788 URL www generalstandards com E mail sales generalstand...

Page 2: ...DIO24 User Manual 2 General Standards Corporation Phone 256 880 8787...

Page 3: ...sume any liability arising out of the application or use of any product or circuit described herein nor is any license conveyed under any patent rights or any rights of others General Standards Corpor...

Page 4: ...1 FPGA EPROM U42 13 2 4 2 Termination Resistors RP1 RP7 13 2 5 Cables 14 2 5 1 Loop Back Test Cable 14 3 Operation 15 3 1 Identification 15 3 2 Reset 15 3 3 I O Programming 15 3 4 I O Reads and Writes...

Page 5: ...CI Subsystem Device Vendor ID Register 23 5 1 13 PCI Interrupt Line Register 23 5 1 14 PCI Interrupt Pin Register 23 5 1 15 PCI Min_Gnt Register 24 5 1 16 PCI Max_Lat Register 24 5 2 Local Configurati...

Page 6: ...0 Table 2 Register level identification of the PCI DIO24 GD1 11 Table 3 External I O connector P1 pins and descriptions 11 Table 4 Register level identification of the DIO24 15 Table 5 Register map of...

Page 7: ...e external I O interface is variable see below The external interface includes 24 pins that can be arbitrarily programmed as either input or output and one pin that is input only The 24 programmable p...

Page 8: ...with your specifications to inquire about a custom application 1 7 Reference Material The following reference material may be of particular benefit in using the DIO24 The specifications provide the i...

Page 9: ...DIO24 User Manual GLOBAL ENGINEERING DOCUMENTS 15 Inverness Way East Englewood CO 80112 Phone 800 854 7179 http global ihs com 9 General Standards Corporation Phone 256 880 8787...

Page 10: ...odel number includes RS485 transceivers The transceivers are the 25 small gray outlined squares in Figure 2 running down the center of the board If the transceivers have four unpopulated solder pads t...

Page 11: ...ologies PCISID 0x2400 This identifies the board as a member of the HPDI32 product series FRR 0xXX0BXXXX The value in the third byte identifies this as a DIO24 2 2 Connectors 2 2 1 External I O Connect...

Page 12: ...D1 45 PORT C D6 21 PORT B D2 46 PORT C D6 22 PORT B D2 47 PORT C D7 23 PORT B D3 48 PORT C D7 24 PORT B D3 49 Dedicated INPUT Clk Out 25 PORT B D4 50 Dedicated INPUT Clk Out 2 3 Jumpers 2 3 1 Jumper B...

Page 13: ...the jumper is removed the bit returns a zero 0 In the default factory configuration this jumper is installed One potential use of the jumper is to aid in distinguishing individual boards when multipl...

Page 14: ...unctionality of both the DIO24 and the corresponding device driver On this cable all three ports are wired in parallel such that all Port A pins are wired directly to the same identical pins for both...

Page 15: ...the given register write cycle A reset programs all I O pins as inputs and programs the data output latches to zero 3 3 I O Programming The I O pins are programmed via the I O Control Register One bit...

Page 16: ...tion process The registers occupy a block of 256 contiguous bytes accessible as bytes words or long words PCIBAR0 gives the block s base address in memory space PCIBAR1 gives the block s base address...

Page 17: ...set Writing a one here resets the board The IOCR and DDOR are programmed to zero The bit clears itself The operation is completed within a single PCI bus access cycle Writing a zero has no affect 4 3...

Page 18: ...PC0 Port C Pin 0 This controls the direction of Port C bit 0 1 PB Port B This controls the direction of all eight Port B bits 0 PA Port A This controls the direction of all eight Port A bits 4 3 5 Di...

Page 19: ...Field Description 31 24 Reserved 24 DI Dedicated Input This is the input value for the state of the Dedicated Input pin 23 16 PORTC Port C This is the input value for the state of the Port C pins 15 8...

Page 20: ...ST Unused Header Type Latency Timer Cache Line Size 0x00002008 0x10 0x10 Y PCI Base Addr 0 for Memory Mapped Local Runtime DMA Registers PCIBAR0 0x00000000 0x14 0x14 Y PCI Base Addr 1 for I O Mapped L...

Page 21: ...elf or observed PERR asserted 2 PCI9080 was bus master for the operation in which the error occurred 3 Parity Error Response bit in the Command Register is set Writing a 1 to this bit clears the bit D...

Page 22: ...of PCI bus clocks the amount of time the PCI9080 as a bus master can burst data on the PCI bus 5 1 8 PCI Header Type Register Offset 0x0E Reset 0x00 D6 0 Configuration Layout Type 0 D7 Header Type 0 5...

Page 23: ...y address space Specified in Local Address Space 0 Range Register LAS0RR D3 Prefetchable A 0 indicates reads are not prefetchable Specified in Local Address Space 0 Range Register LAS0RR D31 4 Memory...

Page 24: ...F000 0x04 0x84 Y Local Base Address Remap for PCI to Local Address Space 0 Unused 0x00000000 0x08 0x88 Y Mode Arbitration Register 0x00000000 0x0C 0x8C Y Big Little Endian Descriptor 0x00000000 0x10 0...

Page 25: ...ority 01 Channel 2 priority 10 Channel 1 priority 11 Reserved D21 Local bus direct slave give up bus mode A value of 1 indicates local bus will be released when PCI9080 write FIFO empty or read FIFO f...

Page 26: ...4 Y Mailbox Register 1 Unused 0x00000000 0x48 0xC8 Y Mailbox Register 2 Unused 0x00000000 0x4C 0xCC Y Mailbox Register 3 Unused 0x00000000 0x50 0xD0 Y Mailbox Register 4 Unused 0x00000000 0x54 0xD4 Y...

Page 27: ...s to a Target D31 28 PCI Mailbox 3 0 Write Status 5 3 2 Serial EEPROM Control PCI Command Codes User I O Control Init Control Register PCI 0x6C Reset 0x0x001767E D3 0 PCI Read Command Code for DMA D7...

Page 28: ...r Manual 5 4 DMA Registers The DMA Registers are not used on the DIO24 5 5 Messaging Queue Registers The Messaging Queue Registers are not used on the DIO24 28 General Standards Corporation Phone 256...

Page 29: ...3 2001 Initial Release December 11 2001 Added Plug and Play information February 13 2002 Added system resource and loop back cable information October 23 2002 Added information about the new subsystem...

Reviews: