參數(shù)資料
型號: UPD70433R-12
廠商: NEC Corp.
元件分類: 16位微控制器
英文描述: V55PITM 16-BIT MICROPROCESSOR
中文描述: V55PITM 16位微處理器
文件頁數(shù): 147/166頁
文件大?。?/td> 772K
代理商: UPD70433R-12
147
μ
PD70433
DMA Timing (External Memory
External I/O)
* 1.
Only activated when a DMA transfer is performed on memory block 1 or 4 (set by the MBC register).
The bus is activated at the last transfer in intelligent DMA mode-2, 2-channel operating mode (stop in termina-
tion), or memory-to-memory transfer mode (stop in termination).
Only valid when the external bus width is 16 bits.
2.
3.
Remark
The dotted line indicates high-impedance.
T1
T2
T3
19
17
20
18
22
24
30
25
23
42
43
119
30
29
41
26
28
35
120
36
70
37
70
71
72
73
32
31
CLKOUT
A16-A23,
AD8-AD15
(With 8-Bit
External Bus)
AD0-AD7,
AD8-AD15
(With 16-Bit
External Bus)
ASTB
RAS
*1
RD
WRL, WRH,
IORD
IOWR
DMAAK0,
DMAAK1
TCE0,
*2
TCE1
DEX
*3
Address
Address
27
122
130
相關(guān)PDF資料
PDF描述
UPD70433R-16 V55PITM 16-BIT MICROPROCESSOR
UPD70433GD-12-5BB V55PITM 16-BIT MICROPROCESSOR
UPD70433GD-16-5BB V55PITM 16-BIT MICROPROCESSOR
UPD70433GJ-12-3EB V55PITM 16-BIT MICROPROCESSOR
UPD70433GJ-16-3EB V55PITM 16-BIT MICROPROCESSOR
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