参数资料
型号: M38C80E7-XXXFP
厂商: Mitsubishi Electric Corporation
英文描述: SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER
中文描述: 单芯片8位CMOS微机
文件页数: 8/51页
文件大小: 874K
代理商: M38C80E7-XXXFP
8
SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER
MITSUBISHI MICROCOMPUTERS
38C8 Group
PRELIMINARY
Notice: This is not a final specification.
change.
Some parametric limits are subject to
Table 3 Push and pop instructions of accumulator or processor status register
Accumulator
Processor status register
Push instruction to stack
PHA
PHP
Pop instruction from stack
PLA
PLP
Fig. 6 Register push and pop at interrupt generation and subroutine call
Note
: Condition for acceptance of an interrupt Interrupt enable flag is
1
E
x
e
c
u
t
e
J
S
R
O
n
-
g
o
i
n
g
R
o
u
t
i
n
e
M
(
S
)
(
P
C
H
)
(
S
)
(
S
)
1
M
(
S
)
(
P
C
L
)
E
x
e
c
u
t
e
R
T
S
(
P
C
L
)
M
(
S
)
(S)
(S)
1
(
S
)
(
S
)
+
1
(S)
(S) + 1
(
P
C
H
)
M
(
S
)
Subroutine
POP return
address from stack
P
o
u
n
s
s
h
t
r
e
c
t
u
r
n
a
d
d
r
e
s
s
a
k
M
(
S
)
(
P
S
)
Execute RTI
S
)
(PS)
S
M (S)
(
S
)
(
S
)
1
(
(
S
)
+
1
Interrupt
Service Routine
POP contents of
processor status
register from stack
M (S)
(PC
H
)
(S
)
(
S
)
1
M
(
S
)
(
P
C
L
)
(
S
)
(
S
)
1
(PC
L
)
S
M (S)
(
)
(
S
)
+
1
(
)
(
S
)
+
1
(PC
H
)
M (S)
POP return
address
from stack
I Flag is set from
0
to
1
Fetch the jump vector
Push return address
on stack
Push contents of processor
status register on stack
Interrupt request
(Note)
In
t
e
r
r
u
p
t
d
i
s
a
b
l
e
f
l
a
g
i
s
0
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