RBIL61 - MEM 0040h:006Bh

RBIL61 - MEM 0040h:006Bh

INT 0F - IRQ7 - PARALLEL PRINTER {callout or callback} {#idx1201}

INT 15 - CASSETTE - READ DATA (PCIBM PC and PCjr only) {#idx15550}

INT 70 - IRQ8 - CMOS(Complementary Metal-Oxide-Semiconductor) A type of integrated circuit design known for its low power consumption. REAL-TIME CLOCK {callout or callback} {#idx121848}

INT 71 - IRQ9 - REDIRECTED TO INT 0A BY BIOS(Basic Input/Output System) A set of standardized calls giving low-level access to the hardware. The BIOS is the lowest software layer above the actual hardware and serves to insulate programs (and operating systems) which use it from the details of accessing the hardware directly. {callout or callback} {#idx121899}

INT 72 - IRQ10 - RESERVED {callout or callback} {#idx121915}

INT 73 - IRQ11 - RESERVED {callout or callback} {#idx121931}

INT 74 - IRQ12 - POINTING DEVICE (PSIBM PS/2, any model) {callout or callback} {#idx121957}

INT 75 - IRQ13 - MATH COPROCESSOR EXCEPTION (ATIBM PC AT and up) {callout or callback} {#idx121985}

INT 76 - IRQ14 - HARD DISK CONTROLLER OPERATION COMPLETE (ATIBM PC AT and later) {callout or callback} {#idx122020}

INT 77 - IRQ15 - RESERVED (ATIBM PC AT,PSIBM PS/2, any model) {callout or callback} {#idx122045}{#idx122062}

MEM 0040h:0069h - CASSETTE (PCIBM PC only) - CASSETTE CRC REGISTER {#idx161741}

MEM 0040h:006Bh - CASSETTE (PCIBM PC only) - LAST VALUE READ FROM CASSETTE {#idx161758}{#idx161769}