參數(shù)資料
型號: MC68HC11A0CP2
廠商: FREESCALE SEMICONDUCTOR INC
元件分類: 微控制器/微處理器
英文描述: 8-BIT, MROM, 2 MHz, MICROCONTROLLER, PDIP48
封裝: PLASTIC, DIP-48
文件頁數(shù): 106/158頁
文件大?。?/td> 3803K
代理商: MC68HC11A0CP2
SERIAL COMMUNICATIONS INTERFACE
MOTOROLA
TECHNICAL DATA
5-7
5
Figure 5-6 Serial Communications Interface Block Diagram
RxD DATA SHIFT REG
8
$102D
RxD/
SCP1
SCR2 SCR1 SCR0
R8
T8
BAUD
SCCR1
$102B
$102C
$102E
FLAG
CONTROL
RECEIVE
CONTROL
TRANSMIT
CONTROL
SCCR2
TDRE
TC
RDRF IDLE
OR
NF
FE
BAUD
TIE
TCIE
RIE
ILIE
TE
RE
RWU SBK
$102F
SCDR
76543210
TxD DATA SHIFT REG
TxD/
10
76
10
76
WAKE UP
UNIT
RATE GENERATOR
SCP0
M
WAKE
INTERNAL BUS
SCI
Tx
INTERRUPT
Tx
Rx
OVERRUN
Rx REG FULL
IDLE LINE
COMPLETE
INTERRUPT
REG
EMPTY
INTERNAL BUS
TE
SBK
RE
RWU
PD1
PD0
M
SCI Tx CLOCK
SCI Rx CLOCK
F
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Freescale Semiconductor, Inc.
For More Information On This Product,
Go to: www.freescale.com
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