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PIC.H
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1992-10-14
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883b
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35 lines
;/* Programmable Interrupt Controller (PIC) Equates
comment &
*/
#define EOI 0x20 /* EOI command for PIC */
#define INTA00 0x20 /* Master PIC control */
#define INTA01 0x21 /* Master PIC mask register */
#define INT_MASTER_0 0x08 /* Master PIC INT number */
#define INTB00 0xA0 /* Slave PIC control */
#define INTB01 0xA1 /* Slave PIC mask register */
#define INT_SLAVE_0 0x70 /* Slave PIC INT number */
#define INT_PROTMODE_0 0x50 /* Protected mode INT 0 number */
; /*&
EOI equ 020h ; EOI command for PIC
INTA00 equ 020h ; Master PIC control
INTA01 equ 021h ; Master PIC mask register
INT_MASTER_0 equ 08h ; Master PIC INT number
INTB00 equ 0A0h ; Slave PIC control
INTB01 equ 0A1h ; Slave PIC mask register
INT_SLAVE_0 EQU 70h ; Slave PIC INT number
INT_PROTMODE_0 equ 50h ; Protected mode INT 0 number
; */