ST72321AR9-Auto STMicroelectronics, ST72321AR9-Auto Datasheet - Page 137
ST72321AR9-Auto
Manufacturer Part Number
ST72321AR9-Auto
Description
8-bit MCU for automotive with 60 Kbyte Flash, 10-bit ADC, timers, SPI, SCI and I2C interfaces
Manufacturer
STMicroelectronics
Datasheet
1.ST72321R9-AUTO.pdf
(243 pages)
Specifications of ST72321AR9-Auto
Hdflash Endurance
100 cycles, data retention 20 years
Clock Sources
crystal/ceramic resonator oscillators, internal RC oscillator and bypass for external clock
4 Power Saving Modes
Halt, Active Halt, Wait and Slow
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ST72321xx-Auto
Figure 62. SCI block diagram
TDO
RDI
CR2
TIE
TRANSMITTER
INTERRUPT
CONTROL
TCIE
CLOCK
f
Transmit Data Register (TDR)
CPU
SCI
TRANSMIT
CONTROL
Transmit Shift Register
RIE
Write
ILIE
/16
TE
RE
/PR
Doc ID 13829 Rev 1
RWU
WAKE
UNIT
UP
R8
SBK
T8
SCP1
CONVENTIONAL BAUD RATE GENERATOR
Received Data Register (RDR)
SCID
Read
SCP0 SCT2 SCT1 SCT0 SCR2 SCR1SCR0
Received Shift Register
TRANSMITTER RATE
TDRE TC RDRF IDLE OR
M
Serial communications interface (SCI)
CONTROL
RECEIVER
WAKE PCE
CONTROL
RECEIVER RATE
(DATA REGISTER) DR
CONTROL
PS
CR1
PIE
NF
BRR
RECEIVER
FE
CLOCK
PE
SR
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