MC68HC705J2 Datasheet, PDF (56/82 Pages) Freescale Semiconductor, Inc – member of the low-cost

Freescale Semiconductor, Inc.
10.2.1 Register/Memory Instructions
1
Most of these instructions use two operands. One operand is in either the
2
accumulator or the index register. The CPU finds the other operand in memory.
Table 10-1 lists the register/memory instructions.
3
Table 10-1. Register/Memory Instructions
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Instruction
Mnemonic
Add Memory Byte and Carry Bit to Accumulator
ADC
5
Add Memory Byte to Accumulator
ADD
6
AND Memory Byte with Accumulator
AND
Bit Test Accumulator
7
Compare Accumulator
BIT
CMP
8
Compare Index Register with Memory Byte
CPX
EXCLUSIVE OR Accumulator with Memory Byte
EOR
9
Load Accumulator with Memory Byte
LDA
Load Index Register with Memory Byte
LDX
10
Multiply
MUL
11
OR Accumulator with Memory Byte
ORA
12
Subtract Memory Byte and Carry Bit from
Accumulator
SBC
Store Accumulator in Memory
STA
13
Store Index Register in Memory
STX
14
Subtract Memory Byte from Accumulator
SUB
15
16
17
18
19
20
10-4
INSTRUCTION SET
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