參數(shù)資料
型號: 7P224ATA2500C25
英文描述: Flash Memory Card(224M位閃速存儲器卡)
中文描述: 閃存卡(224米位閃速存儲器卡)
文件頁數(shù): 9/62頁
文件大?。?/td> 626K
代理商: 7P224ATA2500C25
7PxxxATA25xxC25
June 2000 Rev. 1 – ECO #12936
9
White Electronic Designs Corporation
(508) 366-5151
2. Task File Register Access Specifications
There are two cases of Task File register mapping, one is the mapped I/O address area, the other is the mapped
Memory address area. Each case of Task File register read and write operations is executed under the condition as
follows. That area can be accessed by Byte/Word/Odd Byte mode which is defined by the PC card standard
specifications.
(1) I/O address map
Task File Register Read Access Mode (1)
Mode
-REG
-CE2
-CE1
A0
-IORD -IOWR -OE
-WE
D8 to D15 D0 to D7
Standby mode
×
H
H
×
×
×
×
×
High-Z
High-Z
Byte access (8-bit)
L
H
L
L
L
H
H
H
High-Z
even byte
L
H
L
H
L
H
H
H
High-Z
odd byte
Word access (16-bit)
L
L
L
×
×
L
H
H
H
odd byte
even byte
Odd byte access (8-bit)
Note:
×
: L or H
L
L
H
L
H
H
H
odd byte
High-Z
Task File Register Write Access Mode (1)
Mode
-REG
-CE2
-CE1
A0
-IORD -IOWR -OE
-WE
D8 to D15 D0 to D7
Standby mode
×
H
H
×
×
×
×
×
Don’t care Don’t care
Byte access (8-bit)
L
H
L
L
H
L
H
H
Don’t care even byte
L
H
L
H
H
L
H
H
Don’t care odd byte
Word access (16-bit)
L
L
L
×
×
H
L
H
H
odd byte
even byte
Odd byte access (8-bit)
Note:
×
: L or H
L
L
H
H
L
H
H
odd byte
Don’t care
Task File Register Access Timing Example (1)
A0 to A10
-REG
-CE2/-CE1
-IORD
-IOWR
D0 to D15
Dout
read cycle
Din
write cycle
相關(guān)PDF資料
PDF描述
7P320ATA2500C25 Flash Memory Card(320M位閃速存儲器卡)
7P448ATA2500C25 Flash Memory Card(448M位閃速存儲器卡)
7P512ATA2500C25 Flash Memory Card(512M位閃速存儲器卡)
7P640ATA2503C25 Flash Memory Card(640M位閃速存儲器卡)
7P1G0ATA2514C25 Flash Memory Card(1024M位閃速存儲器卡)
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
7P-25.000MBP-T 功能描述:25MHz Clipped Sine Wave, CMOS TCXO Oscillator Surface Mount 2.7 V ~ 5.5 V 10mA 制造商:txc corporation 系列:7P 包裝:剪切帶(CT) 零件狀態(tài):有效 類型:TCXO 頻率:25MHz 功能:- 輸出:削峰正弦波,CMOS 電壓 - 電源:2.7 V ~ 5.5 V 頻率穩(wěn)定度:±280ppb 工作溫度:-40°C ~ 85°C 電流 - 電源(最大值):10mA 等級:- 安裝類型:表面貼裝 大小/尺寸:0.197" 長 x 0.126" 寬(5.00mm x 3.20mm) 高度:0.065"(1.65mm) 封裝/外殼:6-SMD,無引線(DFN,LCC) 電流 - 電源(禁用)(最大值):- 標(biāo)準(zhǔn)包裝:1
7P252V360N082 制造商:Cornell Dubilier Electronics 功能描述:Cap Aluminum 2500uF 360V -10% to 20% (40 X 80mm) Snap-In 10mm 0.08 Ohm 55°C
7P256FLG0100C15 制造商:未知廠家 制造商全稱:未知廠家 功能描述:Peripheral Miscellaneous
7P256FLG0100C20 制造商:未知廠家 制造商全稱:未知廠家 功能描述:Peripheral Miscellaneous
7P256FLG0100I15 制造商:未知廠家 制造商全稱:未知廠家 功能描述:Peripheral Miscellaneous