INSTRUCTION DESCRIPTIONS
MOTOROLA INSTRUCTION SET DETAILS A - 109
Effective
Addressing Mode M M M R R R
(Rn)-Nn 0 0 0 r r r
(Rn)+Nn 0 0 1 r r r
(Rn)- 0 1 0 r r r
(Rn)+ 0 1 1 r r r
(Rn) 1 0 0 r r r
(Rn+Nn) 1 0 1 r r r
-(Rn) 1 1 1 r r r
Absolute Address 1 1 0 0 0 0
where “rrr” refers to an address register R0-R7
Mnemonic C C C C Mnemonic C C C C
CC (HS) 0 0 0 0 CS (LO) 1 0 0 0
GE 0 001 LT 1001
NE 0 010 EQ 1010
PL 0 011 MI 1011
NN 0 100 NR 1100
EC 0 101 ES 1101
LC 0 110 LS 1110
GT 0 111 LE 1111
Timing: 4+jx oscillator clock cycles
Memory: 1+ea program words
Jcc Jump Conditionally Jcc