參數(shù)資料
型號: W83977CTF-PW
英文描述: PERIPHERAL (MULTIFUNCTION) CONTROLLER
中文描述: 周邊(多功能)控制器
文件頁數(shù): 65/161頁
文件大小: 592K
代理商: W83977CTF-PW
W83977EF/ CTF
PRELIMINARY
Publication Release Date: March 1999
-56 -
Revision A1
4.2.4 Bank0~3.Reg3 - CIR Control Register 0/Bank Select Register (CTR0/BSR)
(BANK0~3)
Power on default <7:0> = 00000000 binary
Bit
Name
Read/Write
Description
7-6
BNK_SEL<1:0>
Read/Write
Bank Select Register. These two bits share the same
address so that
Bank Select Register (BSR)
can be
programmed to desired Bank in any Bank.
BNK_SEL<1:0> = 00 Select Bank 0.
BNK_SEL<1:0> = 01 Select Bank 1.
BNK_SEL<1:0> = Reserved.
BNK_SEL<1:0> = Reserved.
5-4
RXFTL1/0
Read/Write
Receiver FIFO Threshold Level. It sets the RXTH_I to
become 1 when the Receiver FIFO Threshold Level is
equal or larger than the defined value shown as follows.
RXFTL<1:0> = 00 -- 1 byte
RXFTL<1:0> = 01 -- 4 bytes
RXFTL<1:0> = 10 -- 8 bytes
RXFTL<1:0> = 11 -- 14 bytes
3
TMR_TST
Read/Write
Timer Test. Write to 1, then reading the TMRL/TMRH
will return the programmed values of TMRL/TMRH, that
is, it does not return down count counter value. This bit
is for test timer register.
2
EN_TMR
Read/Write
Enable timer. Write to 1, enable the timer
1
RXF_RST
Read/Write
Setting this bit to a logical 1 resets the RX FIFO
counter logic to initial state. This bit will clear to a
logical 0 by itself after being set to a logical 1.
0
TMR_CLK
Read/Write
Timer input clock.
TMR_CLK = 0, input clock set to 1K Hz.
TMR_CLK = 1, input clock set to 24M Hz. This clock is
tested by Winbond. Do not publish.
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
W83977EF 制造商:WINBOND 制造商全稱:Winbond 功能描述:WINBOND ISA I/O
W83977EF-AW 制造商:WINBOND 制造商全稱:Winbond 功能描述:WINBOND ISA I/O
W83977EF-PW 制造商:WINBOND 制造商全稱:Winbond 功能描述:WINBOND I/O
W83977EG 制造商:WINBOND 制造商全稱:Winbond 功能描述:WINBOND ISA I/O
W83977EG-AW 功能描述:IC I/O CONTROLLER 128-PQFP RoHS:是 類別:集成電路 (IC) >> 接口 - 專用 系列:- 標準包裝:3,000 系列:- 應(yīng)用:PDA,便攜式音頻/視頻,智能電話 接口:I²C,2 線串口 電源電壓:1.65 V ~ 3.6 V 封裝/外殼:24-WQFN 裸露焊盤 供應(yīng)商設(shè)備封裝:24-QFN 裸露焊盤(4x4) 包裝:帶卷 (TR) 安裝類型:表面貼裝 產(chǎn)品目錄頁面:1015 (CN2011-ZH PDF) 其它名稱:296-25223-2