Specifications

D:\D\inter61a\INTERRUP.A Saturday, January 08, 2011 11:31 AM

Note: due to an omitted end-of-list marker, these versions of the BIOS will

crash the system on this function

--------V-1012--BLC6-------------------------

INT 10 - Tseng ET-4000 BIOS v3.00 and v8.00 - BUG

AH = 12h

BL = C6h

Note: due to an omitted end-of-list marker, these versions of the BIOS will

crash the system on this function

--------V-1012--BLF0-------------------------

INT 10 - Tseng ET-4000 BIOS v3.00 and v8.00 - BUG

AH = 12h

BL = F0h

Note: due to an omitted end-of-list marker, these versions of the BIOS will

crash the system on this function

--------V-1012--BLF1--------------------------

INT 10 - Tseng ET-4000 BIOS - GET/SET SCREEN REFRESH RATE

AH = 12h

BL = F1h

AL = subfunction

00h set refresh rate

01h get refresh rate

BH = video mode

00h 640x480

01h 800x600

02h 1024x768

03h 1280x1024

CX = new refresh rate (see #00035) if AL = 00h

Return: AL = 12h if supported

CX = current rate (for AL=00h, a changed CX indicates failure)

(Table 00035)

Values for Tseng ET4000 refresh rate:

CX 640x480 800x600 1024x768/1280x1024

00h 60 Hz 56 Hz interlaced

01h 72 Hz 60 Hz 60 Hz

02h 75 Hz 72 Hz 70 Hz

03h 90 Hz 75 Hz 75 Hz

04h -- 90 Hz --

--------V-1013-------------------------------

INT 10 - VIDEO - WRITE STRING (AT and later,EGA)

AH = 13h

-92-

http://www.foxitsoftware.com For evaluation only.