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BC 4030
Quick Reference Guide
1 ground 2 speed 3 ground 4 n/c 5 ground 6 n/c 7 ground 8 index 9 ground 10 motor on 1 11 ground 12 drive sel 2 13 ground 14 motor sel 1 15 ground 16 motor on 2 17 ground 18 direction 19 ground 20 stop step 21 ground 22 write data 23 ground 24 write gate 25 ground 26 track 0 27 ground 28 write protect 29 ground 30 read data 31 ground 32 side select 33 ground 34 disk change
1 reset 2 ground 3 data 7 4 data 8 5 data 6 6 data 9 7 data 5 8 data 10 9 data 4 10 data 11 11 data 3 12 data 12 13 data 2 14 data 13 15 data 1 16 data 14 17 data 0 18 data 15 19 ground 20 n/c 21 n/c 22 ground 23 iow 24 ground 25 ior 26 ground 27 n/c 28 bale 29 n/c 30 ground 31 idint 32 n/c 33 sa1 34 n/c 35 sa0 36 sa2 37 cs5 38 hcs1 39 n/c 40 n/c
1 Resistor pull-up for Power on LED 2 ON Battery LED 3 Reset switch (ground to reset computer) 4 IDE Drive LED 5 Ground
1 Positive 2 Negative
COMM 2 * DB9 connector from optional I/O Adapter.
1 DCD (data carrier detect)
2 RD (receive data)
3 TD (transmit data)
4 DTR (data terminal ready)
5 GND (ground)
6 DSR (data set ready)
7 RTS (request to send)
8 CTS (clear to send)
9 RI (ring indicator)
Note: The COM2 header requires a optional I/O adapter from
Cubix. Attempting to connect a serial device
directly
to this connector will damage the board.
This header requires a optional I/O adapter from Cubix. Attempting to connect a PS/2 mouse directly to this connector will damage the board.
This header is for connection to the Optional Cubix Video Mux. 1 Red 2 Ground 3 Green 4 Ground 5 Blue 6 Ground 7 Hsync 8 Ground 9 Vsync 10 Ground 11 Kclk 12 Ground 13 Kdata 14 +5 (fused)
1 Data 2 n/c 3 Ground 4 +5V 5 Clock 6 n/c
1 Red 9 n/c 2 Green 10 Ground 3 Blue 11 n/c 4 n/c 12 n/c 5 Ground 13 Vsync 6 Ground 14 Hsync 7 Ground 15 n/c 8 Ground
This header requires a optional I/O adapter from Cubix. Attempting to connect a device directly to this connector will damage the board.
| sw1 | sw2 | sw3 | sw4 | sw5 | |
| Disable COM1, COM2, and LPT1 | - | on | - | - | - |
| Disable IDE hardware | on | - | - | - | - |
| *COM/LPT/IDE enabled | off | off | - | - | - |
| A.C. Fail on IRQ 10 | - | - | on | - | - |
| A.C. Fail on IRQ 15 | - | - | - | on | - |
| *No A.C. Fail IRQ used | - | - | off | off | - |
| Mouse port IRQ 12 enabled | - | - | - | - | on |
| *Mouse port IRQ 12 disabled | - | - | - | - | off |
* = default settings
| sw1 | sw2 | sw3 | sw4 | sw5 | |
| VGA (color) | off | on | off | on | * |
| VGA (mono) | on | off | off | on | * |
| 8514 | off | off | off | on | * |
| NEC 2A | on | on | on | off | * |
| NEC/NEC+ | off | on | on | off | * |
| NEC XL | no | off | on | off | * |
| NEC 3D | off | off | on | off | * |
| NEC 4D/5D | on | on | off | off | * |
SW 5 = OFF for non-interlaced monitors
ON for interlaced monitors
| sw1 | sw2 | sw3 | sw4 | |
| Reset when DSR drops on COM1 | on | off | * | off |
| Reset when DSR drops on COM2 | off | on | off | * |
| Reset when DCD drops on COM1 | * | off | on | off |
| Reset when DCD drops on COM 2 | off | * | off | on |
* set to ON to monitor BOTH DCD and DSR. OFF if only the reset condition indicated is desired
All BC 4030 system memory is provided in 72-pin by 36 bit
stan
dard 70ns SIMM modules in 4MB or 16MB versions. For the
proper
placing of SIMM modules, see table below.
Simm Socket 1 2 3 4 Total MB
4MB NONE NONE NONE 4MB
4MB 4MB NONE NONE 8MB
4MB 4MB 4MB NONE 12MB
4MB 4MB 4MB 4MB 16MB
16MB NONE NONE NONE 16MB
16MB 4MB NONE NONE 20MB
16MB 4MB 4MB NONE 24MB
16MB 4MB 4MB 4MB 28MB
16MB 16MB NONE NONE 32MB
16MB 16MB 4MB NONE 36MB
16MB 16MB 4MB 4MB 40MB
16MB 16MB 16MB NONE 48MB
16MB 16MB 16MB 4MB 52MB
16MB 16MB 16MB 16MB 64MB
IRQ Description
0 Timer Click
1 Keyboard
2 Second 8259A controller
3 COM2
4 COM1
5 Available
6 Floppy Disk Controller
7 LPT1
8 Real-Time Clock
9 Redirected IRQ2
10 Available
11 Available
12 Available
13 Math Coprocessor
14 Fixed Disk Controller
15 Available
FFFF /------------------/
| | F000-FFFF Reserved for ROM
BIOS.
| |
| 64K |
| |
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F000 |------------------|
| |
| 160K | C800-EFFF Available for use
as Expanded
| | (EMS) or Upper
Memory (UMB).
| |
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C800 |------------------|
| 32K | C000-C7FF Reserved for VGA
BIOS
| |
C000 |------------------|
| 32K | B800-BFFF VGA/CGA Video
Memory
| |
B800 |------------------|
| 32K | B000-B7FF VGA/Mono Video
Memory
| |
B000 |------------------|
| 64K | A000-AFFF VGA Video Memory
| |
A000 |------------------|
| | 0000-9FFF Conventional DOS
| 640K |
| |
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0000 /------------------/
This document, and all Web contents, Copyright © 2000 by Cubix Corp., Carson City, NV, USA.