MMC2107 Datasheet, PDF (332/618 Pages) –

Freescale Semiconductor, Inc.
Serial Communications Interface Modules (SCI1 and SCI2)
16.4 Block Diagram
RXD
PIN
SYSTEM
CLOCK
TXD
PIN
IPBUS
SCI DATA
REGISTER
RAF
R8
ILIE
RECEIVE
SHIFT REGISTER
FE
IDLE
PF
RDRF
SCBR[12:0]
NF
OR
RE
RIE
BAUD RATE
GENERATOR
RECEIVE
AND WAKEUP
CONTROL
RWU
LOOPS
RSRC
÷16
M
DATA FORMAT
CONTROL
WAKE
ILT
PE
PT
TE
TRANSMIT
CONTROL
LOOPS
SBK
RSRC
TIE
TRANSMIT
SHIFT REGISTER
TDRE
TC
T8
TCIE
SCI DATA
REGISTER
IPBUS
Figure 16-1. SCI Block Diagram
IDLE
INTERRUPT
REQUEST
RDRF/OR
INTERRUPT
REQUEST
TDRE
INTERRUPT
REQUEST
TC
INTERRUPT
REQUEST
Technical Data
332
Serial Communications Interface Modules (SCI1 and SCI2)
For More Information On This Product,
Go to: www.freescale.com
MMC2107 – Rev. 2.0
MOTOROLA