參數(shù)資料
型號(hào): ELANSC300-25KC
廠商: ADVANCED MICRO DEVICES INC
元件分類: 微控制器/微處理器
英文描述: Highly Integrated, Low-Power, 32-Bit Microcontroller
中文描述: 32-BIT, 25 MHz, MICROCONTROLLER, PQFP208
封裝: SHRINK, PLASTIC, QFP-208
文件頁數(shù): 137/139頁
文件大小: 1388K
代理商: ELANSC300-25KC
élanSC300 Microcontroller Data Sheet
137
P R E L I M I N A R Y
Notes:
The appropriate timings above are also valid for the Bidirectional Parallel Port mode.
Table 73.
EPP Data Register Read Cycle (See Figure 56)
Symbol
Parameter Description
Max
Min
Unit
t1
t2
t3
t4
t5
t6
t7
t8
t9
AFDT delay from PPDCS active
AFDT active pulse width (no wait states)
AFDT High to Low recovery
Read data valid delay
Read data hold time
PPDCS delay from IOR active
PPDCS delay from AFDT inactive
PPDCS delay from IOR inactive
BUSY (inactive) hold from AFDT High
1.8
450
1000
25.3
1.1
448
ns
ns
ns
ns
ns
ns
ns
ns
ns
2.3
6.8
3.7
1.8
4.2
0
t1
t2
t3
t4
t5
t6
t8
t7
t9
Data Valid
AFDT
STRB
D7–D0
PPDCS
PPOEN
IOR
IOW
BUSY
Figure 56.
EPP Data Register Read Cycle
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