Toshiba 386SX - Manual (Page 3)

AR-B1375/AR-B1376 User s Guide
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Table of Contents
0. PREFACE...............................................................................................................................................................0-3
0.1 COPYRIGHT NOTICE AND DISCLAIMER............................................................................................................................ 0-3
0.2 WELCOME TO THE AR-B1375/AR-B1376 CPU BOARD ..................................................................................................... 0-3
0.3 BEFORE YOU USE THIS GUIDE.......................................................................................................................................... 0-3
0.4 RETURNING YOUR BOARD FOR SERVICE ....................................................................................................................... 0-3
0.5 TECHNICAL SUPPORT AND USER COMMENTS ............................................................................................................... 0-3
0.6 ORGANIZATION .................................................................................................................................................................... 0-4
0.7
STATIC ELECTRICITY PRECAUTIONS ............................................................................................................................... 0-4
1. OVERVIEW.............................................................................................................................................................1-1
1.1 INTRODUCTION.................................................................................................................................................................... 1-1
1.2 PACKING
LIST....................................................................................................................................................................... 1-1
1.3 FEATURES ............................................................................................................................................................................ 1-2
2. SYSTEM CONTROLLER .......................................................................................................................................2-1
2.1 MICROPROCESSOR ............................................................................................................................................................ 2-1
2.2 DMA
CONTROLLER.............................................................................................................................................................. 2-1
2.3 KEYBOARD CONTROLLER.................................................................................................................................................. 2-2
2.4 INTERRUPT CONTROLLER ................................................................................................................................................. 2-2
2.4.1 I/O Port Address Map..................................................................................................................................................... 2-3
2.4.2 I/O Channel Pin Assignment (Bus1) .............................................................................................................................. 2-3
2.5 REAL-TIME CLOCK AND NON-VOLATILE RAM.................................................................................................................. 2-5
2.6 TIMER .................................................................................................................................................................................... 2-5
2.7 SERIAL
PORT........................................................................................................................................................................ 2-6
2.8 PARALLEL PORT .................................................................................................................................................................. 2-8
3. SETTING UP THE SYSTEM...................................................................................................................................3-1
3.1 OVERVIEW ............................................................................................................................................................................ 3-1
3.2 SYSTEM
SETTING ................................................................................................................................................................ 3-2
3.2.1 Keyboard Connector ...................................................................................................................................................... 3-2
3.2.2 PC/104 Connector.......................................................................................................................................................... 3-3
3.2.3 Hard Disk (IDE) Connector (CN4) .................................................................................................................................. 3-5
3.2.4 FDD Port Connector (CN5) ............................................................................................................................................ 3-6
3.2.5 Parallel Port Connector (CN6) ....................................................................................................................................... 3-6
3.2.6 Serial Port....................................................................................................................................................................... 3-7
3.2.7 Reset Header (J1) .......................................................................................................................................................... 3-8
3.2.8 LED Header.................................................................................................................................................................... 3-8
3.2.9 Power Connector (J3) .................................................................................................................................................... 3-9
3.2.10 External Speaker Header (J5).................................................................................................................................... 3-9
3.2.11 External Battery.......................................................................................................................................................... 3-9
3.2.12 CPU Base Clock Select (JP1) .............................................................................................................................................. 3-10
3.2.13 DRAM Configuration ................................................................................................................................................ 3-10
4. CRT/LCD FLAT PANEL DISPLAY ........................................................................................................................4-1
4.1 CONNECTING THE CRT MONITOR..................................................................................................................................... 4-1
4.1.1 VGA Setting (JP5) .......................................................................................................................................................... 4-1
4.1.2 CRT Connector (CN13).................................................................................................................................................. 4-2
4.2 LCD FLAT PANEL DISPLAY ................................................................................................................................................. 4-2
4.2.1 Inverter Board Description ............................................................................................................................................. 4-3
4.2.2 LCD Connector............................................................................................................................................................... 4-3
4.3 SUPPORTED LCD PANEL .................................................................................................................................................... 4-4
5. INSTALLATION......................................................................................................................................................5-1
5.1 OVERVIEW ............................................................................................................................................................................ 5-1
5.2 UTILITY
DISKETTE ............................................................................................................................................................... 5-1
5.2.1 VGA Driver ..................................................................................................................................................................... 5-2
5.2.2 SSD Utility ...................................................................................................................................................................... 5-3
5.3 WRITE PROTECT FUNCTION .............................................................................................................................................. 5-5
5.3.1 Hardware Write Protect .................................................................................................................................................. 5-6
5.3.2 Software Write Protect ................................................................................................................................................... 5-6
5.3.3 Enable the Software Write Protect ................................................................................................................................. 5-6
5.3.4 Disable the Software Write Protect ................................................................................................................................ 5-6
5.4 WATCHDOG TIMER.............................................................................................................................................................. 5-7
5.4.1 Watchdog Timer Setting................................................................................................................................................. 5-7
5.4.2 Watchdog Timer Enabled............................................................................................................................................... 5-8
5.4.3 Watchdog Timer Trigger................................................................................................................................................. 5-8
5.4.4 Watchdog Timer Disabled .............................................................................................................................................. 5-8
6. SOLID STATE DISK...............................................................................................................................................6-1
6.1 OVERVIEW ............................................................................................................................................................................ 6-1