collapseos/arch/z80/ti84/blk/616

( Requires KBD_MEM, KBD_PORT )
( gm -- pm, get pressed keys mask for group mask gm )
CODE _get
    HL POP,
    chkPS,
    DI,
        A 0xff LDri,
        KBD_PORT OUTiA,
        A L LDrr,
        KBD_PORT OUTiA,
        KBD_PORT INAi,
    EI,
    L A LDrr, HL PUSH,
;CODE
ti84: kbd driver wip 2020-05-09 11:55:58 -04:00			`( Requires KBD_MEM, KBD_PORT )`
			`( gm -- pm, get pressed keys mask for group mask gm )`
			`CODE _get`
z80a: make mnemonic names more uniform across assemblers Initially, I used the same letters as those used in the z80 ref docs, but it makes the different assemblers harder to use than they should. Having consistent "argtype" rules across assemblers should help. 2020-06-27 22:01:56 -04:00			`HL POP,`
ti84: kbd driver wip 2020-05-09 11:55:58 -04:00			`chkPS,`
			`DI,`
z80a: make mnemonic names more uniform across assemblers Initially, I used the same letters as those used in the z80 ref docs, but it makes the different assemblers harder to use than they should. Having consistent "argtype" rules across assemblers should help. 2020-06-27 22:01:56 -04:00			`A 0xff LDri,`
			`KBD_PORT OUTiA,`
ti84: kbd driver wip 2020-05-09 11:55:58 -04:00			`A L LDrr,`
z80a: make mnemonic names more uniform across assemblers Initially, I used the same letters as those used in the z80 ref docs, but it makes the different assemblers harder to use than they should. Having consistent "argtype" rules across assemblers should help. 2020-06-27 22:01:56 -04:00			`KBD_PORT OUTiA,`
			`KBD_PORT INAi,`
ti84: kbd driver wip 2020-05-09 11:55:58 -04:00			`EI,`
z80a: make mnemonic names more uniform across assemblers Initially, I used the same letters as those used in the z80 ref docs, but it makes the different assemblers harder to use than they should. Having consistent "argtype" rules across assemblers should help. 2020-06-27 22:01:56 -04:00			`L A LDrr, HL PUSH,`
ti84: kbd driver wip 2020-05-09 11:55:58 -04:00			`;CODE`