ST72F63 STMICROELECTRONICS [STMicroelectronics], ST72F63 Datasheet - Page 56

• Manufacturer Part Number: ST72F63
• Manufacturer: STMICROELECTRONICS [STMicroelectronics]

ST7263B
SERIAL COMMUNICATIONS INTERFACE (Cont’d)
Figure 35. SCI Block Diagram
56/132
TDO
RDI
TIE
CR2
TRANSMITTER
INTERRUPT
TCIE
CONTROL
CLOCK
f
CPU
Transmit Data Register (TDR)
SCI
TRANSMIT
CONTROL
RIE
Transmit Shift Register
Write
ILIE
/16
TE
RE
/PR
RWU
WAKE
UNIT
UP
R8
SBK
T8
BAUD RATE GENERATOR
SCP1
Received Data Register (RDR)
SCID
Read
SCP0 SCT2 SCT1 SCT0 SCR2 SCR1SCR0
Received Shift Register
TDRE TC RDRF IDLE OR
TRANSMITTER RATE
M
CONTROL
RECEIVER
WAKE
CONTROL
(DATA REGISTER) DR
PCE PS
RECEIVER RATE
CONTROL
CR1
PIE
NF
BRR
RECEIVER
FE
CLOCK
PE
SR