mc68hc08az60 Freescale Semiconductor, Inc, mc68hc08az60 Datasheet - Page 67

• Manufacturer Part Number: mc68hc08az60
• Description: M68hc08 Family Of 8-bit Microcontroller Units Mcus
• Manufacturer: Freescale Semiconductor, Inc

CPU registers
Accumulator (A)
3-cpu
MOTOROLA
A
Reset:
Read:
Write:
Figure 1
memory map.
The accumulator is a general-purpose 8-bit register. The CPU uses the
accumulator to hold operands and the results of arithmetic/logic
operations.
Freescale Semiconductor, Inc.
For More Information On This Product,
Bit 7
15
15
15
shows the five CPU registers. CPU registers are not part of the
Central Processor Unit (CPU)
Go to: www.freescale.com
H
6
Figure 2. Accumulator (A)
V 1 1 H I N Z C
7
7
Figure 1. CPU registers
5
X
Unaffected by reset
4
0
0
0
0
0
CONDITION CODE REGISTER (CCR)
CARRY/BORROW FLAG
ZERO FLAG
NEGATIVE FLAG
INTERRUPT MASK
HALF-CARRY FLAG
TWO’S COMPLEMENT OVERFLOW FLAG
ACCUMULATOR (A)
INDEX REGISTER (H:X)
STACK POINTER (SP)
PROGRAM COUNTER (PC)
3
Central Processor Unit (CPU)
MC68HC08AZ60 — Rev 1.0
2
1
CPU registers
Bit 0
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