參數(shù)資料
型號: UPD75312BGC
廠商: NEC Corp.
英文描述: 4-BIT SINGLE-CHIP MICROCOMPUTER
中文描述: 4位單片機
文件頁數(shù): 41/77頁
文件大?。?/td> 587K
代理商: UPD75312BGC
41
μ
PD75312B, 75316B
Operation
Skip Condition
Operand
Mne-
monic
Address-
ing Area
N
B
A, PORTn
XA, PORTn
PORTn, A
PORTn, XA
MBn
taddr
A
PORT
n
(n = 0–7)
XA
PORT
n+1
, PORT
n
(n = 4, 6)
PORT
n
A
(n = 2–7)
PORT
n+1
, PORT
n
XA
(n =4, 6)
Set HALT Mode (PCC.2
1)
Set STOP Mode (PCC.3
1)
No Operation
MBS
n (n = 0 to 3, 15)
TBR Instruction
PC
(taddr)
+ (taddr + 1)
-----------------------------------------------------------------------
TCALL Instruction
(SP – 4) (SP – 1) (SP – 2)
PC
11–0
(SP – 3)
MBE, 0, PC
13
, PC
12
PC
13–0
(taddr)
5–0
(taddr + 1)
SP
SP – 4
-----------------------------------------------------------------------
Other than TBR and TCALL Instruction
Execution of an instruction addressed at
(taddr) and (taddr + 1)
2
2
2
2
2
2
1
2
1
2
2
2
2
2
2
1
2
3
*10
Conforms to
referenced
instruction.
-----------------------------
-----------------------------
I
N
S
M
C
IN
OUT
HALT
STOP
NOP
SEL
GETI
Caution:
At IN/OUT instruction execution, MBE = 0 or MBE = 1, MBS = 15 must be set in advance.
Notes 1.
Instruction Group
2.
CPU control
Remark
The TBR and TCALL instructions are assembler pseudo instructions for GETI instruction table definition.
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