mc9s08sg4 Freescale Semiconductor, Inc, mc9s08sg4 Datasheet - Page 201

• Manufacturer Part Number: mc9s08sg4
• Description: 8-bit Microcontroller Family
• Manufacturer: Freescale Semiconductor, Inc

Figure 14-3
Freescale Semiconductor
FROM RxD PIN
LOOPS
RXINV
RSRC
TRANSMITTER
RATE CLOCK
FROM
ACTIVE EDGE
16 × BAUD
shows the receiver portion of the SCI.
DETECT
LOOP CONTROL
SINGLE-WIRE
PE
PT
INTERNAL BUS
DATA RECOVERY
LBKDE
Figure 14-3. SCI Receiver Block Diagram
WAKE
DIVIDE
BY 16
MC9S08SG8 MCU Series Data Sheet, Rev. 3
CHECKING
ILT
M
PARITY
WAKEUP
(READ-ONLY)
LOGIC
SCID – Rx BUFFER
H
11-BIT RECEIVE SHIFT REGISTER
RXEDGIE
RXEDGIF
LBKDIF
LBKDIE
8
RDRF
ORIE
IDLE
FEIE
NEIE
PEIE
ILIE
RIE
OR
NF
FE
PF
Chapter 14 Serial Communications Interface (S08SCIV4)
7
6
5
RWU
SHIFT DIRECTION
4
3
2
RWUID
1
0
L
Rx INTERRUPT
REQUEST
ERROR INTERRUPT
REQUEST
201