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參數(shù)資料
| 型號： | UPD750004CUA |
| 廠商： | NEC Corp. |
| 英文描述： | 4 BIT SINGLE-CHIP MICROCONTROLLER |
| 中文描述： | 4位單片機 |
| 文件頁數(shù)： | 19/84頁 |
| 文件大?。?/td> | 719K |
| 代理商： | UPD750004CUA |
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19
μ
PD750004, 750006, 750008, 750004(A), 750006(A), 750008(A)
Fig. 5-3 Program Memory Map (in
μ
PD750008)
Note
Can be used only in the Mk
ΙΙ
mode.
Remark
In addition to the above, the BR PCDE and BR PCXA instructions can cause a branch to an address with
only the 8 low-order bits of the PC changed.
0 0 0 0 H
Address
0 0 0 2 H MBE RBE
0
INTBT/INT4
(high-order 5 bits)
start address
0 0 0 4 H MBE RBE
0
INT0
(high-order 5 bits)
start address
0 0 0 6 H MBE RBE
0
INT1
(high-order 5 bits)
start address
0 0 0 8 H MBE RBE
0
INTCSI
(high-order 5 bits)
start address
0 0 0 A H MBE RBE
0
INTT0
(high-order 5 bits)
start address
0 0 2 0 H
0 0 7 F H
0 0 8 0 H
0 7 F F H
0 8 0 0 H
MBE RBE
0
Internal reset start address
(high-order 5 bits)
0 F F F H
1 0 0 0 H
1 F F F H
GETI instruction reference table
0 0 0 C H MBE RBE
0
INTT1
(high-order 5 bits)
start address
(low-order 8 bits)
(low-order 8 bits)
(low-order 8 bits)
(low-order 8 bits)
(low-order 8 bits)
(low-order 8 bits)
(low-order 8 bits)
CALLF
!faddr
instruction
entry
address
BRCB !caddr
instruction
branch
address
Branch address
of BR BCXA, BR
BCDE, BR !addr,
BRA !addr1
or
CALLA !addr1
Note
instruction
CALL !addr
instruction
subroutine entry
address
BR $addr
instruction relative
branch address
-15 to -1,
+2 to +16
Branch destination
address and
subroutine entry
address when GETI
instruction is executed
BRCB !caddr
instruction
branch
address
7
6
5
0
Internal reset start address
INTBT/INT4
INT0
INT1
INTCSI
INTT0
INTT1
start address
start address
start address
start address
start address
start address
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