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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): 57/79頁
文件大小: 501K
代理商: W90220F
W90220F
57
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.
BA + 0x3fa
FCR[0:7]
W
FIFO Control Register
BA+ 0x3fb
LCR[0:7]
R/W
Line Control Register
BA + 0x3fc
MCR[0:7]
R/W
Modem Control Register
BA + 0x3fd
LSR[0:7]
R
Line Status Register
BA + 0x3fe
MSR[0:7]
R
MODEM Status Register
BA + 0x3ff
TOR[0:7]
R/W
Time Out Register
Table 5.2.5-2 : COM2 Register Map
(IO base (BA) : 0xf0000000)
Port Addr.
Symbol
Access
Description
BA + 0x2f8,
DLAB = 0
RBR[0:7]
R
Receiver Buffer Register
BA + 0x2f8,
DLAB = 0
THR[0:7]
W
Transmitter Holding Register
BA + 0x2f9,
DLAB = 1
IER[3:7]
R/W
Interrupt Enable Register
BA + 0x2f8,
DLAB = 1
DLL[0:7]
R/W
Divisor Latch Register (LS)
BA + 0x2f9,
DLAB = 1
DLM[0:7]
R/W
Divisor Latch Register (MS)
BA + 0x2fa
IIR[0:7]
R
Interrupt Identification Register
BA + 0x2fa
FCR[0:7]
W
FIFO Control Register
BA+ 0x2fb
LCR[0:7]
R/W
Line Control Register
BA + 0x2fc
MCR[0:7]
R/W
Modem Control Register
BA + 0x2fd
LSR[0:7]
R
Line Status Register
BA + 0x2fe
MSR[0:7]
R
MODEM Status Register
BA + 0x2ff
TOR[0:7]
R/W
Time Out Register
Receiver Buffer Register (RBR)
Port address : 0xf00003f8, DLAB=0 (COM1)
Read only
Power-on Default : --
0xf00002f8, DLAB=0 (COM2)
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