參數(shù)資料
型號(hào): 82C51A
廠商: OKI SEMICONDUCTOR CO., LTD.
英文描述: UNIVERSAL SYNCHRONOUS ASYNCHRONOUS RECEIVER TRANSMITTER
中文描述: 通用同步異步收發(fā)器
文件頁(yè)數(shù): 17/26頁(yè)
文件大小: 203K
代理商: 82C51A
17/26
Semiconductor
MSM82C51A-2RS/GS/JS
Transmitter Control and Flag Timing (ASYNC Mode)
DATA CHAR 1
DATA CHAR 2
DATA CHAR 3
DATA CHAR 4
S
S
Wr TxEn
Wr SBRK
t
TXEMPTY
t
TXRDY
CTS
TXEMPTY
TXRDY
(STATUS BIT)
TXRDY
(PIN)
C/
D
WR
TXD
5
6
Wr DATA 1
Wr DATA 2
Wr DATA 3
Wr DATA 4
Note:
The wave-form chart is based on the case of 7-bit data length + parity bit + 2 stop bit.
Transmitter Control and Flag Timing (SYNC Mode)
Receiver Control and Flag Timing (ASYNC Mode)
Data CHAR 1
Data CHAR 2
Data CHAR 3
Break
D
S
S
P
RxEn Err Res
RxEn
t
RXRDY
DATA
Lost
Rd Data
Wr RxEn
BREAK DETECT
FRAMI(Status Bit)
OVERR(Status Bit)
RXRDY
C/
D
WR
RD
RXDATA
Wr Error
Note:
The wave-form chart is based on the case of 7 data bit length + parity bit + 2 stop bit.
CHAR1
CHAR2
PAR
PAR
PAR
CHAR4
PAR
CHAR5
PAR
0 1
Data
Data
SYNC
SYNC CHAR2
SYNC
Data
Marking
Spacing
Marking
Data
SYNC
PAR
PAR
PAR
Wr Commond
Wr Data
CTS
TXEMPTY
TXRDY
(StatusBit)
TXRDY (Pin)
C/
D
WR
TXD
Wr Data
Marking State
Wr Data
Wr Data
Wr Data
Note:
The wave-form chart is based on the case of 5 data bit length + parity bit and 2 synchronous charactors.
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