1
0
mirror of https://github.com/hsoft/collapseos.git synced 2024-12-26 05:38:06 +11:00
collapseos/blk/353

17 lines
465 B
Plaintext
Raw Normal View History

(entry) ~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. )