Multi I/O Board Manual (Rev 5/20/1987) Page 1 Preface 4 CHAPTER 1 — INTRODUCTION TO THE MIO .......................................................................................... 4 GENERAL FUNCTIONS .................................................................................................................. 4 PARALLEL PORT........................................................................................................................... 4 SERIAL PORT................................................................................................................................4 RAM ........................................................................................................................................... 5 SCSI/SASI INTERFACE................................................................................................................ 5 ROM ........................................................................................................................................... 5 CHAPTER 2 — GENERAL INSTALLATION AND POWER UP................................................................... 6 130XE ADAPTER BOARD............................................................................................................. 6 PARALLEL PRINTER CONNECTIONS.............................................................................................. 6 MODEM CONNECTIONS ............................................................................................................. 7 SERIAL PRINTER CONNECTIONS................................................................................................... 7 SCSI/SASI CONNECTIONS........................................................................................................... 7 HARD DRIVE INTERFACE TO CONTROLLER .................................................................................. 9 80 COLUMN VIDEO INTERFACE.................................................................................................. 10 POWER-UP SEQUENCE................................................................................................................ 10 CHAPTER 3 — SOFTWARE CONFIGURATION ...................................................................................... 11 SELECTING SUB-MENUS ............................................................................................................ 11 DRIVE CONFIGURATION............................................................................................................. 12 N – Drive Number................................................................................................................. 12 T – Drive Type ...................................................................................................................... 12 S – Swap Drives .................................................................................................................... 12 L – Write Lock....................................................................................................................... 12 PRINTER CONFIGURATION ......................................................................................................... 13 P – Pause/Resume................................................................................................................. 13 C – Clear Spooler ................................................................................................................. 13 R – Repeat Copies................................................................................................................. 13 T – Set Port Type................................................................................................................... 13 S – Spooler Size..................................................................................................................... 13 N – Port Number................................................................................................................... 13 RS-232 CONFIGURATION........................................................................................................... 13 B – Baud Rate ....................................................................................................................... 14 S – Stop Bits .......................................................................................................................... 14 P – Parity Mode.................................................................................................................... 14 A – Port Assign ..................................................................................................................... 14 SAVE CONFIGURATION .............................................................................................................. 14 USING SPARTADOS................................................................................................................... 14 USING OTHER DOS TYPES......................................................................................................... 14 USING BOOT DISKS.................................................................................................................... 14 CHAPTER 4 — SETTING UP A HARD DISK ............................................................................................ 15 HARDWARE CONSIDERATIONS................................................................................................... 16 CONTROLLERS NOT SUPPORTED WITH FORMAT ROUTINES.......................................................... 16 INITIALIZATION SEQUENCE IF USING SPARTADOS ON YOUR HARD DRIVE................................. 16 INITIALIZATION SEQUENCE IF USING MYDOS ON YOUR HARD DRIVE. ...................................... 17 FORMATTING YOUR HARD DISK — MORE COMPLETE DETAILS................................................ 17 System Configuration............................................................................................................17 Page 2 Device ID .............................................................................................................................. 17 Logical Unit Number ............................................................................................................ 17 Heads and Cylinders.............................................................................................................17 Format (HDFMTPH.COM).................................................................................................. 17 Partitioning........................................................................................................................... 18 Directory Build (HDFMTDIR.COM) ................................................................................... 18 CHAPTER 5 — MIO HARDWARE CONFIGURATION.............................................................................. 18 HARDWARE DESCRIPTION.......................................................................................................... 18 ACIA OPERATION ..................................................................................................................... 18 SASI/SCSI INTERFACE.............................................................................................................. 19 PRINTER INTERFACE .................................................................................................................. 19 ADDRESSING THE RAM............................................................................................................. 21 CHECKING IRQ STATUS............................................................................................................. 21 ACCESSING THE ROM ............................................................................................................... 22 SOFTWARE DESCRIPTION ........................................................................................................... 22 CHAPTER 6 — RS-232 HANDLER FUNCTIONS AND TABLES .............................................................. 25 OPENING THE RS-232 PORT....................................................................................................... 25 CLOSING THE RS-232 PORT ....................................................................................................... 25 INPUT CHARACTER OR LINE FROM THE RS-232 PORT ............................................................... 25 OUTPUT CHARACTER OR LINE TO THE RS-232 PORT ................................................................ 26 READING THE PORT STATUS ...................................................................................................... 26 FORCING EARLY TRANSMISSION OF OUTPUT BLOCKS ............................................................... 27 CONTROLLING OUTGOING LINES DTR, RTS, AND XMT........................................................... 27 SETTING BAUD RATE, STOP BITS, AND READY CHECKING ........................................................ 28 SETTING TRANSLATION MODES AND PARITY ............................................................................ 28 SETTING CONCURRENT MODE ................................................................................................... 29 APPENDIX A — OTHER ICD PRODUCT OFFERINGS ............................................................................ 30 APPENDIX B — STANDARD PRINTER & MODEM CABLES................................................................... 33 PRINTER CABLE CONNECTIONS 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