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參數資料
型號: W83877AF
廠商: WINBOND ELECTRONICS CORP
元件分類: 外設及接口
英文描述: Multi-Function I/O Port Controller(多功能輸入/輸出口控制器)
中文描述: MULTIFUNCTION PERIPHERAL, PQFP100
封裝: QFP-100
文件頁數: 70/171頁
文件大小: 1634K
代理商: W83877AF
W83877AF
Publication Release Date: Sep. 1996
Preliminary Version 0.50
- 68 -
4.3.5.3 Reg2 - Mapped UART FIFO Control Register (MP_UFR)
Read only. Read this register that returns UART FIFO Control Register (UFR) value of SET 0.
4.3.5.4 Reg3 - Sets Select Register (SSR)
Read this register that returns E4
16
. Write it to select other register Set.
Reg.
Bit 7
Bit 6
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
SSR
SSR7
SSR6
SSR5
SSR4
SSR3
SSR2
SRR1
SRR0
default Value
1
1
1
0
0
1
0
0
4.3.6 Set4 - TX/RX/Timer counter registers
and
IR control registers.
Address
Offset
Register Name
Register Description
0
TMRL
Timer Value Low Byte
1
TMRH
Timer Value High Byte
2
IR_MSL
Infrared mode Select
3
SSR
Sets Select Register
4
TFRLL
Transmitter Frame Length Low Byte
5
TFRLH
Transmitter Frame Length High Byte
6
RFRLL
Receiver Frame Length Low Byte
7
RFRLH
Receiver Frame Length High Byte
4.3.6.1 Set4.Reg0, 1 - Timer Value Register (TMRL/TMRH)
This is a 12-bit timer which resolution is 1 ms, that is, the programmed maximum time is 2
12
-1 ms.
The timer is a down-counter. The timer start down count when the bit EN_TMR (Enable Timer) of
Set4.Reg2. is set to 1. When the timer down count to
zero
and EN_TMR=1, the TMR_I is set to 1.
When the counter down count to zero, a new initial value will be re-loaded into timer counter.
4.3.6.2 Set4.Reg2 - Infrared mode Select (IR_MSL)
Mode
Bit 7
Bit 6
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
Advanced
UART
-
-
-
-
IR_MSL1
IR_MSL0 TMR_TST EN_TMR
Reset Value
0
0
0
0
0
0
0
0
相關PDF資料
PDF描述
W83877ATD enhanced version from Winbonds most popular I/O chip W83877F
W83877ATF enhanced version from Winbonds most popular I/O chip W83877F
W83877 WINBOND I/O
W83877F WINBOND I/O
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相關代理商/技術參數
參數描述
W83877ATD 制造商:WINBOND 制造商全稱:Winbond 功能描述:enhanced version from Winbonds most popular I/O chip W83877F
W83877ATF 制造商:WINBOND 制造商全稱:Winbond 功能描述:enhanced version from Winbonds most popular I/O chip W83877F
W83877F 制造商:WINBOND 制造商全稱:Winbond 功能描述:WINBOND I/O
W83877TD 制造商:WINBOND 制造商全稱:Winbond 功能描述:WINBOND I/O
W83877TF 制造商:WINBOND 制造商全稱:Winbond 功能描述:WINBOND I/O