Description: Apple III Universal Parallel Interface Card (UPIC)
Header: Apple III Universal Parallel Interface Card (UPIC)


 This article last reviewed: 2 November 1988

 DI=Data In
 DO=Data Out

 PIN OUTS

 20 Pin Connector

 Pin Number   Signal             Pin Number   Signal

   1 ....... Signal Ground         11 ...... Port A output DO1
   2 ....... Acknowledge input     12 ...... Port A output DO2
   3 ....... Port B input DI0      13 ...... Port A output DO3
   4 ....... Port B input DI1      14 ...... Port A output DO4
   5 ....... Port B input DI2      15 ...... Port A output DO5
   6 ....... Port B input DI3      16 ...... Port A output DO6
   7 ....... Port B input DI4      17 ...... Port A output DO7
   8 ....... Strobe output         18 ...... Port B input DI6
   9 ....... Port B input DI5      19 ...... Port B input DI7
  10 ....... Port A output DO0     20 ...... Signal Ground


 40 Pin Connector

   1 ....... Port B output DO0     21 ...... Port A output DO1
   2 ....... Port B output DO1     22 ...... Port A output DO2
   3 ....... Port B output DO2     23 ...... Port A output DO3
   4 ....... Port B output DO3     24 ...... Port A output DO4
   5 ....... Port B output DO4     25 ...... Port A output DO5
   6 ....... Port B output DO5     26 ...... Port A output DO6
   7 ....... Port B output DO6     27 ...... Port A output DO7
   8 ....... Port B output DO7     28 ...... Port B input DI6
   9 ....... Pin removed           29 ...... Port B input DI7
  10 ....... Pin removed           30 ...... Signal Ground
  11 ....... Signal Ground         31 ...... Pin removed
  12 ....... Acknowledge input     32 ...... Pin removed
  13 ....... Port B input DI0      33 ...... Data ready output
  14 ....... Port B input DI1      34 ...... Signal ground
  15 ....... Port B input DI2      35 ...... Signal ground
  16 ....... Port B input DI3      36 ...... Signal ground
  17 ....... Port B input DI4      37 ...... Signal ground
  18 ....... Strobe output         38 ...... Data ready ACK in
  19 ....... Port B input DI5      39 ...... Signal ground
  20 ....... Port A output DO0     40 ...... Signal ground



 DATA CONFIGURATION BLOCK


 Commonly used configurations for the driver .PRINTER on the SOS 1.3
 Update diskette are listed in the following table.


 Printer               Device configuration block (DCB) values
                      ERRMASK ERRSTAT AUTOLF CTRLWRD TIMEOUT
                      ---------------------------------------
                        00  |  01  |  02  |  03  |  04
 Centronics 779/700      E0  |  C0  |  40  |  00  |  0A
 Centronics 730/737      C0  |  C0  |  00  |  00  |  5A
 Anadex DP-8000          E0  |  C0  |  00  |  00  |  5A
 Printronix P300         E0  |  C0  |  00  |  00  |  0A
 C.Itoh 8510A            E8  |  C8  |  40  |  00  |  0A
 IDS 440/445/460         60  |  40  |  00  |  00  |  5A
 Epson MX-80             E8  |  C8  |  00  |  00  |  0A
 TI 810                  E8  |  C0  |  00  |  00  |  0A
 Any printer connected       |      |      |      |
 with Apple II cable    00  |  00  |  00  |  00  |  00


 For further information on the Data Configuration Block please refer to
 page 19 onwards of the Universal Parallel Interface card manual.



 NOTE:

 The driver .PARALLEL is used for two way communications i.e. for input and
 output, when using the 40 pin connector.  This driver has a three byte
 configuration block.  Please refer to pages 29 onwards in the UPIC manual for
 more information.
 Copyright 1988 Apple Computer, Inc.
 Keywords:  HTS,CNFG