Some examples of computer interface, the specific use of the chip has 8253 timer, 8255,8259 specific test has a keyboard, LED lights display, electronic sound design experiments

Asm
...\A1.ASM
...\A2.ASM
...\A3-1.ASM
...\A3-2.ASM
...\A3-3.ASM
...\A3-4.ASM
...\A4-1'.ASM
...\A4-1.ASM
...\A4-2.ASM
...\A4-3.ASM
...\A4-4.ASM
...\A5.ASM
...\A6.ASM
...\A7-1.ASM
...\A7-2.ASM
...\A8-1.ASM
...\A8-2.ASM
...\Bujin.ASM
...\IO-32.ASM
...\IO-8.ASM
...\Keyscan.asm
...\LCD.ASM
...\Lcd.inc
...\LED-HZ.ASM
...\LED-HZ.INC
...\SOUND.ASM
...\T0809.ASM
...\T0832-1.ASM
...\T0832-2.ASM
...\T138.ASM
...\T16550-1.ASM
...\T16550-3.ASM
...\T8237.ASM
...\T8254-1.ASM
...\T8255-1.ASM
...\T8255-2.ASM
...\T8259-1.ASM

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