參數(shù)資料
型號(hào): Z80L182
廠商: ZiLOG, Inc.
英文描述: CAP .0001UF 50V POLYPROPYLENE
中文描述: ZiLOG的智能外設(shè)控制器(郵編⑩)
文件頁數(shù): 85/109頁
文件大?。?/td> 738K
代理商: Z80L182
3-85
Z80182/Z8L182
Z
ILOG
I
NTELLIGENT
P
ERIPHERAL
P R E L I M I N A R Y
Zilog
DS971820600
0
Address
/IROQ
T1
T2
TW
T3
T1
13
25
9
/RD
/WR
T2
TW
T3
I/O Read Cycle
I/O Write Cycle
28
29
28
29
22
Figure 92. CPU Timing
45
46
45
45
47
17
48
18
CPU or DMA Read/Write Cycle (Only DMA Write Cycle for /TENDi)
T1
T2
Tw
T3
T1
[3]
[4]
[2]
[1]
/DREQi
(At level
sense)
/DREQi
(At edge
sence)
/TENDi
ST
DMA Control Signals
[
1] tDRQS and tDRQH are specified for the rising edge of clock followed by T3.
[2] tDRQS and tDRQH are specified for the rising edge of clock.
[3] DMA cycle starts.
[4] CPU cycle starts.
Figure 93. DMA Control Signals
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