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參數(shù)資料
型號: W90220F
廠商: WINBOND ELECTRONICS CORP
元件分類: 微控制器/微處理器
英文描述: PA-RISC Embedded Micro-Controller(惠普PA-RISC結(jié)構(gòu)的32位嵌入式微控制器)
中文描述: 32-BIT, 150 MHz, RISC PROCESSOR, PQFP208
封裝: PLASTIC, QFP-208
文件頁數(shù): 48/79頁
文件大小: 501K
代理商: W90220F
W90220F
48
The above information is the exclusive intellectual property of Winbond Electroncs Corp. and shall not be dsiclosed or distributed or reproduced without permission from
Version 0.84
Winbond.
Data Line Register (DL)
Port address : 0xf0000378
Read/Write
Power-on Default : --
0
1
2
3
4
5
6
7
8-bit Data Lines status
Bits 0-7 Data Lines status
This is the standard parallel port data register. Writing to this register will drive data to the
parallel port data lines. Reads to this register return the value on the data lines.
Device Status Register (DSR)
Port address : 0xf0000379
Read only
Power-on Default : ---
0
1
2
3
4
5
6
7
BUSY#
nACK
PE
SEL
nFAULT
EMPTY
FULL
CMDtrue
Bits 0
Inverted version of Parallel Port Interface "BUSY" signal
Bit 1
Version of Parallel Port Interface "nACK" signal
Bit 2
Version of Parallel Port Interface "PError" signal
Bit 3
Version of Parallel Port Interface "Select" signal
Bit 4
Version of Parallel Port Interface "nFault" signal
Bit 5
Echo device data FIFO "empty" status
0 = device data FIFO is not empty
1 = device data FIFO is empty
Bit 6
Echo device data FIFO "full" status
0 = device data FIFO is not full
1 = device data FIFO is full
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