mc68hc11d0 Freescale Semiconductor, Inc, mc68hc11d0 Datasheet - Page 69

• Manufacturer Part Number: mc68hc11d0
• Description: Mc68hc11d0 Microcontroller
• Manufacturer: Freescale Semiconductor, Inc

TECHNICAL DATA
BAUD RATE
RECEIVER
CLOCK
REQUESTS
recovery scheme distinguishes valid data from noise in the serial data stream. The
data input is selectively sampled to detect receive data, and a majority voting circuit
determines the value and integrity of each bit.
SCI Tx
PD0
RxD
SCCR1 SCI CONTROL 1
SCI INTERRUPT
AND CONTROL
PIN BUFFER
REQUEST
DDD0
DISABLE
DRIVER
Figure 7-2 SCI Receiver Block Diagram
Freescale Semiconductor, Inc.
For More Information On This Product,
WAKEUP
SERIAL COMMUNICATIONS INTERFACE
LOGIC
RE
M
RECOVERY
RDRF
RIE
IDLE
ILIE
OR
RIE
Go to: www.freescale.com
DATA
÷16
SCSR SCI STATUS 1
SCCR2 SCI CONTROL 2
(8) 7
Rx SHIFT REGISTER
6
RWU
10 (11) - BIT
5
4
MSB
3
8
2
SCDR Rx BUFFER
1
INTERNAL
DATA BUS
0
8
8
(READ ONLY)
ALL ONES
11 SCI RX BLOCK
7-3