S908AC4MDRE FREESCALE [Freescale Semiconductor, Inc], S908AC4MDRE Datasheet - Page 129

• Manufacturer Part Number: S908AC4MDRE
• Description: M68HC08 Microcontrollers
• Manufacturer: FREESCALE [Freescale Semiconductor, Inc]

Freescale Semiconductor
INTERRUPT
REQUEST
INTERRUPT
BUS CLOCK
BUSCLKX4
RECEIVER
REQUEST
ERROR
OR
MC68HC908QC16 • MC68HC908QC8 • MC68HC908QC4 Data Sheet, Rev. 5
PSSB4
PSSB3
PSSB2
PSSB1
PSSB0
PDS2
PDS1
PDS0
SCP1
SCP0
LINR
÷
4
WAKE
Figure 13-5. ESCI Receiver Block Diagram
SCALER
ILTY
PEN
BKF
RPF
PTY
PRE-
M
RxD
DIVIDER
BAUD
ALL ZEROS
CHECKING
WAKEUP
IDLE
ILIE
SCRF
SCRIE
OR
ORIE
NF
NEIE
FE
FEIE
PE
PEIE
PARITY
LOGIC
RECOVERY
SCR2
SCR1
SCR0
DATA
÷
16
INTERNAL BUS
H
8
7
RECEIVE SHIFT REGISTER
ESCI DATA REGISTER
6
5
11-BIT
SCRIE
SCRF
ORIE
IDLE
NEIE
FEIE
PEIE
4
ILIE
OR
NF
PE
R8
FE
3
Functional Description
2
1
0
L
RWU
129