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PROGRAMMING THE 5420 VIDEO BIOS

PROGRAMMING THE 5420 VIDEO BIOS

PROGRAMMING THE 5420 VIDEO BIOS

PROGRAMMING THE 5420 VIDEO BIOS

PROGRAMMING THE 5420 VIDEO BIOS

The 5420 is factory configured and programmed to support a
standard VGA monitor and a 640 x 480 STN color dual drive LCD
flat panel.  If you are using the default monitor and/or flat panel
video BIOS, skip to the “Connecting the Monitor/Display” section.

If you are using a monitor/display other than the default settings,
please read the following instructions.  Programming the 5420
requires a serial communications link between your PC and the
Octagon Control Card.

Micro PC Control Systems

If you are installing your Micro PC

 Control Card for the first

time, follow the instructions in the Control Card user’s
manual for using a video card and continue with the steps in
the section “To program the 5420”.

or

If you have already installed the Control Card to boot from a
flash EPROM or static RAM, reconfigure your Control Card to
boot from the BIOS drive (refer to your user’s manual).
Establish a serial communications link between your PC and
Control Card with COM1 as the main console.  Continue with
the steps in “To program the 5420”.

To Program the 5420

NOTE:  The following instructions assume you are using the 5420
in a Micro PC system.

1.

Power off the 5420.

2.

Make sure W4[3–4] is installed.

BIOS Video Write Enable:  W4

Pins Jumpered

Description

[1-2]*

On* = use 32K BIOS;
Off = use 64K BIOS

[3-4]*

BIOS Write Enable

* = default

3.

Set jumper W2[2–3] on the 5420.  This disables the 5420 and
allows you to use the serial port on your Control Card for
terminal emulation.

5420 Super VGA Video Card – 5

Summary of Contents for 5420

Page 1: ...tracting zip file located at the Octagon Systems web site on the product specific page Download this file to a separate directory on your hard drive then double click on it to extract the files All references in this manual to files and directories on the CD now refer to files in the Utilities zip file ...

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Page 24: ...responding Flat Panel Signal Names Flat Panel Connector J1 Pin Function Mono Single Panel Mono Dual Panel Color TFT 4 bit Color STN 4 bit Pack Color STN Extended 4 bit Pack Color STN DD 16 bit 13 PNL0 P0 UD3 B0 B2 R0 G0 UG1 15 PNL1 P1 UD2 BI R3 B0 R1 UB1 17 PNL2 P2 UD1 B2 G3 G1 B1 UR2 19 PNL3 P3 UD0 B3 B3 R2 G2 UG2 26 PNL4 P4 LD3 G4 R4 B2 R3 LG1 28 PNL5 P5 LD2 G5 G4 G3 B3 LB1 30 PNL6 P6 LD1 G6 B4 ...

Page 25: ...r J1 Pin Function Mono Single Panel Mono Dual Panel Color TFT 4 bit Color STN 4 bit Pack Color STN Extended 4 bit Pack Color STN DD 16 bit 34 PNL8 UD7 R0 UR0 36 PNL9 UD6 G0 UG0 38 PNL10 UD5 B0 UB0 40 PNL11 UD4 R1 UR1 42 PNL12 LD7 G1 LR0 44 PNL13 LD6 B1 LG0 46 PNL14 LD5 R2 LB0 48 PNL15 LD4 G2 LR1 45 P8 R0 SHFCLKU 47 P9 R1 49 P10 R2 50 P11 R3 ...

Page 26: ...unction Mono Single Panel Mono Dual Panel Color TFT 4 bit Color STN 4 bit Pack Color STN Extended 4 bit Pack Color STN DD 16 bit 9 SHFCLK CL2 CL2 CL2 CL2 SHFCLKL CL2 1 ACDCLK M M M M M M 3 FLM FLM FLM FLM FLM FLM FLM 5 LP LP LP LP LP LP LP 7 BLANK DE 20 21 5V 24 25 VEE 22 23 VEE OPTION 2 4 6 8 10 GND 12 14 16 18 GND 27 29 31 33 35 GND 37 39 41 43 GND ...

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