background image

the par al lel port for cus tom I/O or for ref er ence, the fol low ing il lus tra tion shows the pin
defi ni tions for J4.

2.12

PC/104 Bus Connectors

The PCM- DSPIO plugs onto the PC/104 bus us ing the con nec tors at J11 and J12 (PCM-

 DSPIO- 16 only). The PC/104 bus pin defi ni tions are shown here for ref er ence.

Page 2-10

PCM-DSPIO/J1708 OPERATIONS MANUAL

981117

WinSystems - "The Embedded Systems Authority"

   1 o   o 2
   3 o   o 4
   5 o   o 6
   7 o   o 8
   9 o   o 10
 11 o   o 12
 13 o   o 14
 15 o   o 16
 17 o   o 18
 19 o   o 20
 21 o   o 22
 23 o   o 24
 25 o   o 26

/STB

PD0
PD1
PD2
PD3
PD4
PD5
PD6
PD7

/ACK

BUSY

PE

SLCT

/AFD
/ERROR
/INIT
/SLIN
GND
GND
GND
GND
GND
GND
GND
GND
N/C

J4

   B1 o   o A1
   B2 o   o A2
   B3 o   o A3
   B4 o   o A4
   B5 o   o A5
   B6 o   o A6
   B7 o   o A7
   B8 o   o A8
   B9 o   o A9
 B10 o   o A10
 B11 o   o A11
 B12 o   o A12
 B13 o   o A13
 B14 o   o A14
 B15 o   o A15
 B16 o   o A16
 B17 o   o A17
 B18 o   o A18
 B19 o   o A19
 B20 o   o A20
 B21 o   o A21
 B22 o   o A22
 B23 o   o A23
 B24 o   o A24
 B25 o   o A25
 B26 o   o A26
 B27 o   o A27
 B28 o   o A28
 B29 o   o A29
 B30 o   o A30
 B31 o   o A31
 B32 o   o A32

GND

RESET

+5V

IRQ2

-5V

DRQ2

-12V

0WS

+12V

GND

SMEMW

SMEMR

IOW

IOR

DACK3

DRQ3

DACK1

DRQ1

DACK0

CLK

IRQ7
IRQ6
IRQ5
IRQ4
IRQ3

DACK2

T/C

BALE

+5V

OSC

GND
GND

IOCHK
SD7
SD6
SD5
SD4
SD3
SD2
SD1
SD0
IOCHRDY
AEN
SA19
SA18
SA17
SA16
SA15
SA14
SA13
SA12
SA11
SA10
SA9
SA8
SA7
SA6
SA5
SA4
SA3
SA2
SA1
SA0
GND

   C0 o   o D0
   C1 o   o D1
   C2 o   o D2
   C3 o   o D3
   C4 o   o D4
   C5 o   o D5
   C6 o   o D6
   C7 o   o D7
   C8 o   o D8
   C9 o   o D9
 C10 o   o D10
 C11 o   o D11
 C12 o   o D12
 C13 o   o D13
 C14 o   o D14
 C15 o   o D15
 C16 o   o D16
 C17 o   o D17
 C18 o   o D18
 C19 o   o D19

GND

SBHE

LA23
LA22
LA21
LA20
LA19
LA18
LA17

MEMR

MEMW

SD8
SD9

SD10
SD11
SD12
SD13
SD14
SD15

KEY

GND
MEMCS16
IOCS16
IRQ10
IRQ11
IRQ12
IRQ15
IRQ14
DACK0
DRQ0
DACK5
DRQ5
DACK6
DRQ6
DACK7
DRQ7
+5V
MASTER
GND
GND

J12

J11

Содержание PCM-DSPIO

Страница 1: ...OPERATIONS MANUAL PCM DSPIO PCM J1708 WinSystems reserves the right to make changes in circuitry and specifications at any time without notice Copyright 1996 WinSystems All Rights Reserved...

Страница 2: ...REVISION HISTORY P N 403 0247 000 ECO Number Date Code Revision ORIGINATED 960508 A 98 88 980826 A1 98 105 981117 A2 WinSystems The Embedded Systems Authority...

Страница 3: ...ess Selection 2 1 2 3 Serial Interrupt Selection 2 2 2 4 RS 232 Mode Configuration 2 2 2 5 RS 422 Mode Configuration 2 3 2 6 RS 485 Mode Configuration 2 5 2 7 SAE J1708 Mode Configuration 2 7 2 8 Para...

Страница 4: ...J3 CHANNEL 2 RS 485 J1708 CONFIGURATION JUMPER J5 J6 CHANNEL 1 RS 485 J1708 CONFIGURATION JUMPER J4 PARALLEL PORT I O CONNECTOR J8 PARALLEL PORT BI DIRECTIONAL MODE CONTROL JUMPER J9 SERIAL I O MAP SE...

Страница 5: ...TION The PCM DSPIO is a small low cost add on module for PC 104 based systems that pro vides two PC compatible serial ports and a PC compatible parallel printer port Both serial channels come standard...

Страница 6: ...ort requires 4 consecutive I O port addresses 1 3 2 Mechanical Dimensions 3 8 X 3 8 X 0 5 PC Board FR4 Epoxy Glass with 2 signal layers with screened component legend and plated through holes Jumpers...

Страница 7: ...8 Appendix C contains the complete re print of the Startech 16C552 datasheet and is provided to the programmer as a source of in formation for all UART registers and parallel port register details 2 2...

Страница 8: ...ard on both serial channels The two serial channels are terminated at J1 and a dual DB9 cable is available from WinSystems under part number CBL 173 1 The following illustrations show the correct jump...

Страница 9: ...cations reserved for them The methodology in deter mining the correct resistor values is beyond the scope of this document but we recommend trial values of 100 Ohms in all three locations at the recei...

Страница 10: ...o 3 o U1 Not Installed U3 Installed U4 Installed 1 o o 6 2 o o 7 3 o o 8 4 o o 9 5 o J2 J3 CH2 DB9 Jumper Positions Driver IC Status I O Connector Pin Defs N C TX TX N C GND RX RX N C N C 1 o 2 o 3 o...

Страница 11: ...ed U6 Not Installed 1 o o 6 2 o o 7 3 o o 8 4 o o 9 5 o J5 J6 CH1 DB9 Jumper Positions Driver IC Status I O Connector Pin Defs N C TX RX TX RX N C GND TX RX TX RX N C N C 1 o 2 o 3 o 1 o 2 o 3 o RS 48...

Страница 12: ...nly one station may transmit or have its transmitter en abled at a time The transmitter En able Disable is controlled by Bit 1 in the Modem Control register RTS When set the transmitter is enabled whe...

Страница 13: ...tering components The following illustrations show the correct jumpering driver IC installation DB9 I O con nector pin definitions and termination network details for each of the channels when used in...

Страница 14: ...es Page 2 8 PCM DSPIO J1708 OPERATIONS MANUAL 981117 WinSystems The Embedded Systems Authority U1 Not Installed U3 Installed U4 Not Installed 1 o o 6 2 o o 7 3 o o 8 4 o o 9 5 o J2 J3 CH2 DB9 Jumper P...

Страница 15: ...he bus using a jumper wire from pin 19 on J7 to the desired bus interrupt The pin definitions for the J7 interrupt routing header are shown below 2 11 Parallel Port I O Connector Pinout The parallel p...

Страница 16: ...B14 o o A14 B15 o o A15 B16 o o A16 B17 o o A17 B18 o o A18 B19 o o A19 B20 o o A20 B21 o o A21 B22 o o A22 B23 o o A23 B24 o o A24 B25 o o A25 B26 o o A26 B27 o o A27 B28 o o A28 B29 o o A29 B30 o o...

Страница 17: ...Channel 1 RS 485 J1708 configuration jumper 2 3 J6 Channel 1 RS 485 J1708 configuration jumper 2 3 J7 Interrupt routing header 2 2 J8 Parallel Port Bi directional mode control jumper 2 9 J9 Serial I...

Страница 18: ...NTIC pdf Cables Software Simple C routine that uses receive interrupt 8250INTA ZIP Part Number Description CBL 101 3 26 pin ribbon to 25 pin male D connector parallel adapter cable CBL 173 1 20 pin ri...

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