mirror of
https://github.com/hsoft/collapseos.git
synced 2024-11-27 17:58:06 +11:00
17 lines
464 B
Plaintext
17 lines
464 B
Plaintext
CREATE ~ACIA
|
|
AF PUSHqq,
|
|
HL PUSHqq,
|
|
DE PUSHqq,
|
|
( Read our character from ACIA into our BUFIDX )
|
|
ACIA_CTL INAn,
|
|
0x01 ANDn, ( is ACIA rcv buf full? )
|
|
IFNZ,
|
|
( correct interrupt cause )
|
|
( +2 == ACIAW> )
|
|
ACIA_MEM 2+ LDHL(nn),
|
|
( is it == to ACIAR>? )
|
|
( +0 == ACIAR> )
|
|
DE ACIA_MEM LDdd(nn),
|
|
( carry cleared from ANDn above )
|
|
DE SBCHLss, ( cont. )
|