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M68HC08 Datasheet(PDF) 61 Page - Freescale Semiconductor, Inc |
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M68HC08 Datasheet(HTML) 61 Page - Freescale Semiconductor, Inc |
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61 / 188 page  Central Processor Unit (CPU) Instruction Set Summary MC68HC908RF2 — Rev. 4.0 Data Sheet MOTOROLA Central Processor Unit (CPU) 61 LDHX #opr LDHX opr Load H:X from M H:X ← (M:M + 1) 0–– – IMM DIR 45 55 ii jj dd 3 4 LDX #opr LDX opr LDX opr LDX opr,X LDX opr,X LDX ,X LDX opr,SP LDX opr,SP Load X from M X ← (M) 0–– – IMM DIR EXT IX2 IX1 IX SP1 SP2 AE BE CE DE EE FE 9EEE 9EDE ii dd hh ll ee ff ff ff ee ff 2 3 4 4 3 2 4 5 LSL opr LSLA LSLX LSL opr,X LSL ,X LSL opr,SP Logical Shift Left (Same as ASL) –– DIR INH INH IX1 IX SP1 38 48 58 68 78 9E68 dd ff ff 4 1 1 4 3 5 LSR opr LSRA LSRX LSR opr,X LSR ,X LSR opr,SP Logical Shift Right ––0 DIR INH INH IX1 IX SP1 34 44 54 64 74 9E64 dd ff ff 4 1 1 4 3 5 MOV opr,opr MOV opr,X+ MOV #opr,opr MOV X+,opr Move (M)Destination ← (M)Source H:X ← (H:X) + 1 (IX+D, DIX+) 0–– – DD DIX+ IMD IX+D 4E 5E 6E 7E dd dd dd ii dd dd 5 4 4 4 MUL Unsigned multiply X:A ← (X) × (A) –0–– –0 INH 42 5 NEG opr NEGA NEGX NEG opr,X NEG ,X NEG opr,SP Negate (Two’s Complement) M ← –(M) = $00 – (M) A ← –(A) = $00 – (A) X ← –(X) = $00 – (X) M ← –(M) = $00 – (M) M ← –(M) = $00 – (M) –– DIR INH INH IX1 IX SP1 30 40 50 60 70 9E60 dd ff ff 4 1 1 4 3 5 NOP No Operation None –––– –– INH 9D 1 NSA Nibble Swap A A ← (A[3:0]:A[7:4]) –––– –– INH 62 3 ORA #opr ORA opr ORA opr ORA opr,X ORA opr,X ORA ,X ORA opr,SP ORA opr,SP Inclusive OR A and M A ← (A) | (M) 0 – – – IMM DIR EXT IX2 IX1 IX SP1 SP2 AA BA CA DA EA FA 9EEA 9EDA ii dd hh ll ee ff ff ff ee ff 2 3 4 4 3 2 4 5 PSHA Push A onto Stack Push (A); SP ← (SP) – 1 –––– –– INH 87 2 PSHH Push H onto Stack Push (H); SP ← (SP) – 1 –––– –– INH 8B 2 PSHX Push X onto Stack Push (X); SP ← (SP) – 1 –––– –– INH 89 2 PULA Pull A from Stack SP ← (SP + 1); Pull (A) –––– –– INH 86 2 PULH Pull H from Stack SP ← (SP + 1); Pull (H) –––– –– INH 8A 2 PULX Pull X from Stack SP ← (SP + 1); Pull (X) –––– –– INH 88 2 Table 5-1. Instruction Set Summary (Sheet 5 of 7) Source Form Operation Description Effect on CCR VH I N Z C C b0 b7 0 b0 b7 C 0 Freescale Semiconductor, Inc. For More Information On This Product, Go to: www.freescale.com |
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