ST72321AR6-Auto STMicroelectronics, ST72321AR6-Auto Datasheet - Page 213
ST72321AR6-Auto
Manufacturer Part Number
ST72321AR6-Auto
Description
8-bit MCU for automotive with 32 Kbyte Flash, 10-bit ADC, timers, SPI, SCI and I2C interfaces
Manufacturer
STMicroelectronics
Datasheet
1.ST72321R9-AUTO.pdf
(243 pages)
Specifications of ST72321AR6-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 95. SPI master timing diagram
1. Measurement points are done at CMOS levels: 0.3xV
2. When no communication is on-going the data output line of the SPI (MOSI in master mode, MISO in slave mode) has its
alternate function capability released. In this case, the pin status depends of the I/O port configuration.
MISO
MOSI
SS
CPHA = 0
CPOL = 0
CPHA = 0
CPOL = 1
CPHA = 1
CPOL = 0
CPHA = 1
CPOL = 1
INPUT
OUTPUT
INPUT
See note 2
t
su(MI)
MSB OUT
t
MSB IN
h(MI)
(1)
t
c(SCK)
Doc ID 13829 Rev 1
DD
t
t
t
v(MO)
w(SCKH)
w(SCKL)
and 0.7xV
BIT6 OUT
BIT6 IN
DD
.
t
h(MO)
t
t
r(SCK)
f(SCK)
Electrical characteristics
LSB OUT
LSB IN
See note 2
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