mc68hc11d0cfn2 Freescale Semiconductor, Inc, mc68hc11d0cfn2 Datasheet - Page 76

• Manufacturer Part Number: mc68hc11d0cfn2
• Description: M68hc11 Microcontrollers
• Manufacturer: Freescale Semiconductor, Inc

Serial Communications Interface (SCI)
Data Sheet
76
BAUD RATE
CLOCK
REQUESTS
16X
SCI Tx
PD0
RxD
SCCR1 SCI CONTROL 1
SCI INTERRUPT
AND CONTROL
PIN BUFFER
REQUEST
DDD0
Freescale Semiconductor, Inc.
DISABLE
DRIVER
Figure 6-2. SCI Receiver Block Diagram
For More Information On This Product,
WAKEUP
LOGIC
RE
Serial Communications Interface (SCI)
M
Go to: www.freescale.com
RECOVERY
RDRF
RIE
IDLE
ILIE
OR
RIE
DATA
÷16
SCSR SCI STATUS 1
SCCR2 SCI CONTROL 2
(8) 7 6 5 4 3 2 1 0
Rx SHIFT REGISTER
RWU
10 (11) - BIT
MSB
SCDR Rx BUFFER
MC68HC711D3 — Rev. 2
INTERNAL
DATA BUS
(READ ONLY)
ALL 1s
MOTOROLA