MC68HC705J1ACPE Datasheet, PDF (66/162 Pages) Freescale Semiconductor, Inc – Freescale Semiconductor, Inc.

Freescale Semiconductor, Inc.
Central Processor Unit (CPU)
Table 3-6. Instruction Set Summary (Sheet 6 of 6)
Source
Form
Operation
SWI
Software Interrupt
TAX
TST opr
TSTA
TSTX
TST opr,X
TST ,X
Transfer Accumulator to Index Register
Test Memory Byte for Negative or Zero
Description
Effect
on CCR
H I NZC
PC ← (PC) + 1; Push (PCL)
SP ← (SP) – 1; Push (PCH)
SP ← (SP) – 1; Push (X)
SP ← (SP) – 1; Push (A)
SP ← (SP) – 1; Push (CCR)
— 1 — — — INH
83
10
SP ← (SP) – 1; I ← 1
PCH ← Interrupt Vector High Byte
PCL ← Interrupt Vector Low Byte
X ← (A)
— — — — — INH 97
2
(M) – $00
DIR 3D ^dd 4
INH 4D
3
— —   — INH 5D
3
IX1 6D ff 5
IX 7D
4
TXA
WAIT
Transfer Index Register to Accumulator
Stop CPU Clock and Enable Interrupts
A ← (X)
— — — — — INH 9F
2
—  — — — INH 8F
2
A
C
CCR
dd
dd rr
DIR
ee ff
EXT
ff
H
hh ll
I
ii
IMM
INH
IX
IX1
IX2
M
N
n
Accumulator
Carry/borrow flag
Condition code register
Direct address of operand
Direct address of operand and relative offset of branch instruction
Direct addressing mode
High and low bytes of offset in indexed, 16-bit offset addressing
Extended addressing mode
Offset byte in indexed, 8-bit offset addressing
Half-carry flag
High and low bytes of operand address in extended addressing
Interrupt mask
Immediate operand byte
Immediate addressing mode
Inherent addressing mode
Indexed, no offset addressing mode
Indexed, 8-bit offset addressing mode
Indexed, 16-bit offset addressing mode
Memory location
Negative flag
Any bit
opr
PC
PCH
PCL
REL
rel
rr
SP
X
Z
#
∧
∨
⊕
()
–( )
←
?
:

—
Operand (one or two bytes)
Program counter
Program counter high byte
Program counter low byte
Relative addressing mode
Relative program counter offset byte
Relative program counter offset byte
Stack pointer
Index register
Zero flag
Immediate value
Logical AND
Logical OR
Logical EXCLUSIVE OR
Contents of
Negation (two’s complement)
Loaded with
If
Concatenated with
Set or cleared
Not affected
3.8 Opcode Map
See Table 3-7.
Technical Data
MC68HC705J1A — Rev. 4.0
Central Processor Unit (CPU)
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