Msg: 7074 *Conference*

04-08-97 19:47:16

From: COMET _

To : RON WIESEN

Subj: REPLY TO MSG #7063 (UNDOCUMENTED 80C85 OPCODES)

\** unspecified 8085 op codes:
> (hl)= (hl) - (bc) DSUB          08    1
> shift (hl) right; msb unchanged; (cy) = lsb ARHL          10    1
> rotate (de) left through carry RDEL          1B    1
 
> (de)= (hl) + *
LDHI *        2B    2
> (de)= (sp) + *
LDSI *        38    2
 
> (l)= ((de)); (h)= ((de)+1) LHLX          ED    1
> ((de))= (l); ((de)+1)= (h) SHLX          D9    1
 
> if x5==1: jmp *
JX5  *        FD    3
> if x5==0: jmp *
JNX5 *        DD    3
> if overflow (v): call 40H RSTV          C8    1