Uncompressed - The Tech Heap

EXTENDED BASIC UNRAVELLED IIAPPENDIX AMEMORY MAPORIGIN:SPECTRAL ASSOCREVISED:12/26/1999 WALTER K ZYDHEK07410742 FF92 IRQENR RMB 1 IRQ INTERRUPT ENABLE REGISTER07430744 FF92 BIT0 EI0 CARTRIDGE IRQ ENABLED0745 BIT1 EI1 KEYBOARD IRQ ENABLED0746 BIT2 EI2 SERIAL DATA IRQ ENABLED0747 BIT3 VBORD VERTICAL BORDER IRQ ENABLED0748 BIT4 HBORD HORIZONTAL BORDER IRQ ENABLED0749 BIT5 TMR INTERRUPT FROM TIMER ENABLED0750 BIT60751 BIT707520753 FF93 FIRQENR RMB 1 FIRQ INTERRUPT ENABLE REGISTER07540755 FF93 BIT0 EI0 CARTRIDGE FIRQ ENABLED0756 BIT1 EI1 KEYBOARD FIRQ ENABLED0757 BIT2 EI2 SERIAL DATA FIRQ ENABLED0758 BIT3 VBORD VERTICAL BORDER FIRQ ENABLED0759 BIT4 HBORD HORIZONTAL BORDER FIRQ ENABLED0760 BIT5 TMR INTERRUPT FROM TIMER ENABLED0761 BIT60762 BIT707630764 FF94 V.TIMER RMB 2 TIMER REGISTER0765 FF96 RMB 2 RESERVED FOR FUTURE EXPANSION07660767 FF98 VIDEOREG RMB 1 VIDEO MODE REGISTER07680769 FF98 BIT0 LPR0 LINES PER ROW (SEE TABLE BELOW)0770 BIT1 LPR1 LINES PER ROW (SEE TABLE BELOW)0771 BIT2 LPR2 LINES PER ROW (SEE TABLE BELOW)0772 BIT3 H50 1 = 50 Hz VERTICAL REFRESH0773 BIT4 MOCH 1 = MONOCHROME (ON COMPOSITE)0774 BIT5 BPI 1 = BURST PHASE INVERTED0775 BIT60776 BIT7 BP 0 = ALPHA, 1 = BIT PLANE07770778 LPR2 LPR1 LPR0 LINES PER CHARACTER ROW0779 0 0 0 1 (GRAPHICS MODES)0780 0 0 1 2 (COCO 1 & 2 ONLY)0781 0 1 0 3 (COCO 1 & 2 ONLY)0782 0 1 1 80783 1 0 0 90784 1 0 1 (RESERVED)0785 1 1 0 120786 1 1 1 (RESERVED)07870788 FF99 VIDEOREG RMB 1 VIDEO MODE REGISTER07890790 FF99 BIT0 CRES0 COLOR RESOLUTION0791 BIT1 CRES1 COLOR RESOLUTION0792 BIT2 HRES0 HORIZONTAL RESOLUTION0793 BIT3 HRES1 HORIZONTAL RESOLUTION0794 BIT4 HRES2 HORIZONTAL RESOLUTION0795 BIT5 LPF0 LINES PER FIELD (SEE TABLE BELOW)0796 BIT6 LPF1 LINES PER FIELD (SEE TABLE BELOW)0797 BIT707980799 LPF1 LPF0 LINES PER FIELD0800 0 0 1920801 0 1 2000802 1 0 RESERVED0803 1 1 22508040805 * VIDEO RESOLUTION0806 ALPHA: BP = 0, COCO = 00807 MODE HRES2 HRES1 HRES0 CRES1 CRES00808 32 CHARACTER 0 0 10809 40 CHARACTER 0 1 10810 80 CHARACTER 1 1 10811 GRAPHICS: BP = 1, COCO = 00812 PIXELSxCOLORS HRES2 HRES1 HRES0 CRES1 CRES00813 640x4 1 1 1 0 10814 640x2 1 0 1 0 0A11