參數(shù)資料
型號: UPD70320L-8
廠商: NEC Corp.
英文描述: V25TM 16/8-BIT SINGLE-CHIP MICROCONTROLLER
中文描述: V25TM 16/8-BIT單片機
文件頁數(shù): 35/74頁
文件大小: 439K
代理商: UPD70320L-8
3
μ
P
BRK
BRKV
RETI
RETRBI
Note
FINT
Note
CHKIND
BRKCS
Note
TSKSW
Note
3
imm8
(
3)
reg16,mem32
reg16
reg16
Operation Code
1 1 0 0 1 1 0 0
1 1 0 0 1 1 0 1
1 1 0 0 1 1 1 0
1 1 0 0 1 1 1 1
0 0 0 0 1 1 1 1
0 0 0 0 1 1 1 1
0 1 1 0 0 0 1 0
0 0 0 0 1 1 1 1
1 1 0 0 0 reg
0 0 0 0 1 1 1 1
1 1 1 1 1 reg
7 6 5 4 3 2 1 0
7 6 5 4 3 2 1 0
Group
Mnemonic
Operand
1
2
1
1
2
2
2 to 4
3
3
Bytes
Flags
AC CY V
P
S
Z
(SP – 1, SP – 2)
PSW, (SP – 3, SP – 4)
PS,
(SP – 5, SP – 6)
PC, SP
SP – 6
IE
0, BRK
0
PS
(15, 14), PC
(13, 12)
(SP – 1, SP – 2)
PSW, (SP – 3, SP – 4)
PS,
(SP – 5, SP – 6)
PC, SP
SP – 6
IE
0, BRK
0
PS
(n
×
4 + 3, n
×
4 + 2), PC
(n
×
4 + 1, n
×
4) n = imm8
When V = 1,
(SP – 1, SP – 2)
PSW, (SP – 3, SP – 4)
PS,
(SP – 5, SP – 6)
PC, SP
SP – 6
IE
0, BRK
0
PS
(19, 18), PC
(17, 16)
PC
(SP + 1, SP), PS
(SP + 3, SP + 2),
PSW
(SP + 5, SP + 4), SP
SP + 6
PC
Save PC, PSW
Save PSW
Reports the CPU internal interrupt controller that interrupt service
routine operation has ended.
When (mem32) > reg16 or (mem32 + 2) < reg16,
(SP – 1, SP – 2)
PSW, (SP – 3, SP – 4)
PS,
(SP – 5, SP – 6)
PC, SP
SP – 6
IE
0, BRK
0
PS
(23, 22), PC
(21, 20)
RB2 – 0
lower 3 bits of reg16, IE
0, BRK
0
Save PSW
PSW, Save PC
PC, PC
Vector PC
RB2
– 0
lower 3 bits of reg16,
Old register bank Save PSW and Save PC
PSW and PC,
PSW and PC
New register bank Save PSW and Save PC
Operation
Interrupt
1 0 0 1 0 0 0 1
1 0 0 1 0 0 1 0
mod reg mem
0 0 1 0 1 1 0 1
1 0 0 1 0 1 0 0
Note
These instructions are newly added to the PD70108/70116.
Register
bank
switch
R
R
×
R
R
×
R
R
×
R
R
×
R
R
×
R
R
×
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