参数资料
型号: MC68HC11ED0VP2
厂商: FREESCALE SEMICONDUCTOR INC
元件分类: 微控制器/微处理器
英文描述: 8-BIT, 2 MHz, MICROCONTROLLER, PDIP40
封装: PLASTIC, DIP-40
文件页数: 79/108页
文件大小: 1672K
代理商: MC68HC11ED0VP2
Technical Summary
MC68HC11ED0 — Rev. 1.0
Serial Communications Interface (SCI)
Serial Communications Interface (SCI)
Figure 7-1. SCI Transmitter Block Diagram
FE
NF
OR
ID
LE
RDRF
TC
TD
R
E
SB
K
RW
U
RE
TE
IL
IE
RI
E
TC
IE
TI
E
TRANSMITTER
CONTROLLOGIC
TCIE
TC
TIE
TDRE
SCI Rx
REQUESTS
SCI INTERRUPT
REQUEST
INTERNAL
DATABUS
PINBUFFER
ANDCONTROL
H (8) 76 54 32 10 L
10(11) - BITTxSHIFTREGISTER
DDD1
PD1
TxD
TRANSF
ER
T
xB
U
F
ER
SHI
F
T
ENABL
E
JAM
ENABL
E
PR
EA
M
B
LE
JA
M
1
s
BR
E
AK
JA
M
0
s
WRITEONLY
FORCEPIN
DIRECTION(OUT)
SI
Z
E
8
/9
WA
K
E
M
T8
R8
TRANSMITTER
BAUDRATE
CLOCK
8
SCCR1 SCI CONTROL1
SCDR TxBUFFER
SCSR INTERRUPTSTATUS
SCCR2 SCI CONTROL2
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Freescale Semiconductor, Inc.
For More Information On This Product,
Go to: www.freescale.com
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