Chapter 4

BIOS Setup

This feature, if enabled by selecting a timer interval, will direct the watchdog timer to reset the system if it fails to boot the OS properly.

Serial Console – [Hot Cable] or [Enabled]

The Hot Cable option only allows console redirection when a Hot Cable is actually connected to Serial 1 or 2 (COM 1 or 2). The Hot Cable option can not be used on Serial 3 or 4 (COM 3 or 4). Use the modified serial cable described in Chapter 3, under Hot (Serial) Cable.

The [Enabled] option instructs the BIOS to operate in the serial console (console redirection) mode at all times with the serial port selected in the Serial Console > Port field listed below. This option can be used on any of the Serial ports (Serial 1, 2, 3, or 4). Use a standard null-modem serial cable.

However, connecting a Hot Cable to the other port (port not selected) overrides the setting of this field [Enabled] and the Serial Console > Port field.

Port – [3F8h], [2F8h], [3E8h], or [2E8h]

This field selects the COM (Serial) port address used for console redirection when [Enabled] has been selected in Serial Console. Use a standard null-modem serial cable.

However, connecting a Hot Cable to the other port (port not selected) overrides this field setting and activates the connected port. Connecting a Hot Cable to one of the serial ports only allows console redirection when a Hot Cable is actually connected to Serial 1 or 2. Use the modified serial cable described in Chapter 3, under Hot (Serial) Cable.

On-Board Serial Ports

Serial 1 Mode – [RS-232] or [RS-485]

Serial 2 Mode – [RS-232] or [RS-485]

Serial 3 – [Disabled], [3F8h], [2F8h], [3E8h], [2E8h], [260h], [2F0h], [3E0h], [2E0h], [200h], or [220h]

IRQ – [none], [1], [3], [4], [5], [6], [7], [8], [9], [10], [11], or [12]

Serial 4 – [Disabled], [3F8h], [2F8h], [3E8h], [2E8h], [260h], [2F0h], [3E0h], [2E0h], [200h], or [220h]

IRQ – [none], [1], [3], [4], [5], [6], [7], [8], [9], [10], [11], or [12]

On-Board LPT Port

If the Floppy Drive is selected instead of the Parallel port, these settings have no effect.

LPT 1 – [Disabled], [378h], [278h], [3BCh], [370h], or [270h]

IRQ – [none], [1], [3], [4], [5], [6], [7], [8], [9], [10], [11], or [12]

DMA – [3], [2], [1], or [0]

Mode – [Standard], [SPP (bi-dir)], [EPP 1.7 + SPP], [EPP 1.9 + SPP], [EPP 1.7 + ECP], [EPP 1.9 + ECP], or [ECP]

On-Board Video

Framebuffer Size – [Disabled], [1MB], [2MB], [3MB], or [4MB]

VGA Palette Snoop – [Disabled] or [Enabled]

On-Board Controllers

Primary IDE – [Disabled] or [Enabled]

Secondary IDE – [Disabled] or [Enabled]

PS/2 Mouse IRQ – [none], [1], [3], [4], [5], [6], [7], [8], [9], [10], [11], or [12]

CoreModule 420

Reference Manual

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Ampro Corporation 5001692A manual Chapter Bios Setup