Texas Microsystems, Inc. 2003 - Page 13

12. The £irst 64K bytes o£ memory are tested. I£
£ailure occurs, the £ollowing error message is
displayed:
oooo:xxxx yyyy #201
Where: x = Failing Address
y = Failing Data
13. The stack is set up.
14. The interrupt controllers are initialized.
15. All interrupt vectors are set to the temporary in-
terrupt handler.
16. So£tware interrupt vectors are initialized.
17. The 8042 keyboard peripheral inter£ace chip is
tested.
18. CMOS memory is tested.
19. Base memory size is determined.
20. Video controllers are tested against the CMOS con-
£iguration.
21. Video card BIOS ROMs are initialized.
22. Video cards are tested. 1£ the video card tested
does not agree with the #1 switch setting on the
CPU card, an audible beep is heard (one long and
two short beeps>.
23. Hardware interrupt vectors are initialized.
24. De£ault power-up processor speed is selected.
25. The monitor screen is cleared and the TMI logo is
displayed with the £ollowing message:
The TMI INDUSTRIAL COMPUTER BIOS
Sel£-Test in Progress, Please Wait
26. Keyboard is tested.
Prelimin~ry AT Users Manual
10
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