Typewriter User Manual

5- 16 MC68340 USER’S MANUAL MOTOROLA
Table 5-2. Instruction Set Summary
Opcode Operation Syntax
ABCD Source
10
+ Destination
10
+ X ⇒ Destination ABCD Dy,Dx
ABCD –(Ay),–(Ax)
ADD Source + Destination ⇒ Destination ADD 〈ea〉,Dn
ADD Dn,〈ea〉
ADDA Source + Destination ⇒ Destination ADDA 〈ea〉,An
ADDI Immediate Data + Destination ⇒ Destination ADDI #〈data〉,〈ea〉
ADDQ Immediate Data + Destination ⇒ Destination ADDQ #〈data〉,〈ea〉
ADDX Source + Destination + X ⇒ Destination ADDX Dy,Dx
ADDX –(Ay),–(Ax)
AND Source Λ Destination ⇒ Destination AND 〈ea〉,Dn
AND Dn,〈ea〉
ANDI Immediate Data Λ Destination ⇒ Destination ANDI #〈data〉,〈ea〉
ANDI to CCR Source Λ CCR ⇒ CCR ANDI #〈data〉,CCR
ANDI to SR If supervisor state
the Source Λ SR ⇒ SR
else TRAP
ANDI #〈data〉,SR
ASL,ASR Destination Shifted by 〈count〉 ⇒ Destination ASd Dx,Dy
ASd #〈data 〉,Dy
ASd 〈ea〉
Bcc If (condition true) then PC + d ⇒ PC Bcc 〈label〉
BCHG ~(〈number〉 of Destination) ⇒ Z;
~(〈number〉 of Destination) ⇒ 〈bit number〉 of
Destination
BCHG Dn,〈ea〉
BCHG #〈data 〉,〈ea〉
BCLR ~(〈number〉 of Destination) ⇒ Z;
0 ⇒ 〈bit number〉 of Destination
BCLR Dn,〈ea〉
BCLR #〈data 〉,〈ea〉
BGND If (background mode enabled) then
enter background mode
else Format/Vector offset ⇒ –(SSP)
PC ⇒ –(SSP)
SR ⇒ –(SSP)
(Vector) ⇒ PC
BGND
BKPT Run breakpoint acknowledge cycle;
TRAP as illegal instruction
BKPT #〈data〉
BRA PC + d ⇒ PC BRA 〈label〉
BSET ~(〈number〉 of Destination) ⇒ Z;
1 ⇒ 〈bit number〉 of Destination
BSET Dn,〈ea〉
BSET #〈data〉,〈ea〉
BSR SP – 4 ⇒ SP; PC ⇒ (SP); PC + d ⇒ PC BSR 〈label〉
BTST – (〈number〉 of Destination) ⇒ Z; BTST Dn,〈ea〉
BTST #〈data 〉,〈ea〉
CHK If Dn < 0 or Dn > Source then TRAP CHK 〈ea〉,Dn
CHK2 If Rn < lower bound or
If Rn > upper bound
then TRAP
CHK2 〈ea〉,Rn
CLR 0 ⇒ Destination CLR 〈ea〉
CMP Destination — Source ⇒ cc CMP 〈ea〉,Dn
CMPA Destination — Source CMPA 〈ea〉,An
CMPI Destination — Immediate Data CMPI #〈data〉,〈ea〉
CMPM Destination — Source ⇒ cc CMPM (Ay)+,(Ax)+
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