Page 2 - Table of Contents; XT C
2IQEC2/43798 Manual Table of Contents i B&B Electronics -- PO Box 1040 -- Ottawa, IL 61350 PH (815) 433-5100 -- FAX (815) 433-5105 Table of Contents CHAPTER 1: INTRODUCTION ............................................................ 1 P ACKING L IST ................................................
Page 3 - Chapter 1: Introduction; The 2IQEC2/4 is a 2/4 channel quadrature encoder 24 bit; Packing List; This instruction manual; Address Switch Setup; The 2IQEC2/4 cards use a 7-position DIP switch to program
2IQEC2/43798 Manual 1 B&B Electronics -- PO Box 1040 -- Ottawa, IL 61350 PH (815) 433-5100 -- FAX (815) 433-5105 Chapter 1: Introduction The 2IQEC2/4 is a 2/4 channel quadrature encoder 24 bit counter card used to track the position of up to 4 separateencoders. This card is an ISA card that can ...
Page 4 - Specifications; Address: Switch programmable, 0 to hex 7F0
2 2IQEC2/43798 Manual B&B Electronics -- PO Box 1040 -- Ottawa, IL 61350 PH (815) 433-5100 -- FAX (815) 433-5105 Specifications Bus: IBM PC ISA Bus Slot: Requires 1 full length slot for complete IRQ selectability.When installed in a short slot, IRQs 10-15 will not be available.The four channel c...
Page 5 - Chapter 2: Installation; Software Installation; Address
2IQEC2/43798 Manual 3 B&B Electronics -- PO Box 1040 -- Ottawa, IL 61350 PH (815) 433-5100 -- FAX (815) 433-5105 Chapter 2: Installation Software Installation The 2IQEC2/4 comes with a useful example program. This example program may be used royalty free when used with the B&BElectronics 2IQ...
Page 7 - IRQ; Table 3. Hardware Interrupts
2IQEC2/43798 Manual 5 B&B Electronics -- PO Box 1040 -- Ottawa, IL 61350 PH (815) 433-5100 -- FAX (815) 433-5105 IRQ The 2IQEC2/4 card allows the use of interrupts (IRQ) 2-7, 10-12, 14, and 15. This interrupt is shared with all the channels. Todetermine the channel that caused the interrupt, the...
Page 8 - Configuring the jumpers; The jumpers located on the left side of the card make it
6 2IQEC2/43798 Manual B&B Electronics -- PO Box 1040 -- Ottawa, IL 61350 PH (815) 433-5100 -- FAX (815) 433-5105 Configuring the jumpers The jumpers located on the left side of the card make it easy to configure the card to your individual needs. The jumpersare grouped by axis and function. The ...
Page 9 - Location of Jumpers
2IQEC2/43798 Manual 7 B&B Electronics -- PO Box 1040 -- Ottawa, IL 61350 PH (815) 433-5100 -- FAX (815) 433-5105 Location of Jumpers
Page 10 - Software Registers; The FLAG register is a read-only register that holds the; FLAG Byte Defined; The following functions can be performed by writing to the; RLD Byte Defined
8 2IQEC2/43798 Manual B&B Electronics -- PO Box 1040 -- Ottawa, IL 61350 PH (815) 433-5100 -- FAX (815) 433-5105 Software Registers Flag Register (Read Data Address) The FLAG register is a read-only register that holds the status information of the counters and can be read out on the databus. To...
Page 11 - Filter Clock Prescalers; Each PSC is an 8-bit programmable modulo-N down; Counter Mode Registers (Write to Control Address); The counter’s operational mode is programmed by writing a; CMR Byte Defined
2IQEC2/43798 Manual 9 B&B Electronics -- PO Box 1040 -- Ottawa, IL 61350 PH (815) 433-5100 -- FAX (815) 433-5105 Filter Clock Prescalers Each PSC is an 8-bit programmable modulo-N down counter, driven by the FCK clock. The factor N is downloaded into aPSC from the associated PR low byte register...
Page 12 - IOR Byte Defined
10 2IQEC2/43798 Manual B&B Electronics -- PO Box 1040 -- Ottawa, IL 61350 PH (815) 433-5100 -- FAX (815) 433-5105 Non-Recycle. In non-recycle count mode, the CNTR is disabled,whenever a count overflow or underflow takes place. The end ofcycle is marked by the generation of a Carry (in Up Count) ...
Page 13 - Index Control Registers (Write to Control Address); IDR Byte Defined
2IQEC2/43798 Manual 11 B&B Electronics -- PO Box 1040 -- Ottawa, IL 61350 PH (815) 433-5100 -- FAX (815) 433-5105 Index Control Registers (Write to Control Address) Either the LCNTR'/LOL' or the RCNTR'/ABG inputs can be initialized to operate as an index input. When initialized as such,the index...
Page 14 - TROUBLESHOOTING; If you are unable to communicate with the card from your software:
12 2IQEC2/43798 Manual B&B Electronics -- PO Box 1040 -- Ottawa, IL 61350 PH (815) 433-5100 -- FAX (815) 433-5105 Chapter 3: TROUBLESHOOTING If you are unable to communicate with the card from your software: 1. Double check that the address is properly set. 3. Check your pinouts. 4. Try the demo...
Page 15 - I/O Map of XT Class Machines; Hex Address
2IQEC2/43798 Manual Appendix A: Hardware I/O Maps A-1 B&B Electronics -- PO Box 1040 -- Ottawa, IL 61350 PH (815) 433-5100 -- FAX (815) 433-5105 Appendix A: Hardware I/O Map I/O Map of XT Class Machines Hex Address Address Function in XT Class Machines 000-00F DMA controller (8237A) 020-021 inte...
Page 16 - Hardware I/O Map of AT Class Machines
A-2 Appendix A: Hardware I/O Maps 2IQEC2/43798 Manual B&B Electronics -- PO Box 1040 -- Ottawa, IL 61350 PH (815) 433-5100 -- FAX (815) 433-5105 Hardware I/O Map of AT Class Machines Hex Address Address Function in AT Class Machines 000-01F DMA controller #1 (8237A-5) 020-03F interrupt controlle...
Page 17 - Appendix B: Specifications; Appendix B: Specifications/Timing Diagrams; Pin Description; Ground; Addresses
2IQEC2/43798 Manual Appendix B: Specifications B-1 B&B Electronics -- PO Box 1040 -- Ottawa, IL 61350 PH (815) 433-5100 -- FAX (815) 433-5105 Appendix B: Specifications/Timing Diagrams Pin Description 1. A+ 2. A- 3. A (TTL) 4. B+ 5. B- 6. B (TTL) 7. I+ 8. I- 9. I (TTL) 10. FLG 2 (Programmed outp...
Page 18 - Transient Characteristics; Quadrature Mode
B-2 Appendix B: Specifications 2IQEC2/43798 Manual B&B Electronics -- PO Box 1040 -- Ottawa, IL 61350 PH (815) 433-5100 -- FAX (815) 433-5105 Transient Characteristics Quadrature Mode Parameter Symbol Min.Value Max. Value Unit Remarks FCK High Pulse Width t 1 21 - ns - FCK Low Pulse Width t 2 21...