ST72324J2 STMicroelectronics, ST72324J2 Datasheet - Page 141
ST72324J2
Manufacturer Part Number
ST72324J2
Description
8-BIT MCU WITH NESTED INTERRUPTS, FLASH, 10-BIT ADC, 4 TIMERS, SPI, SCI INTERFACE
Manufacturer
STMicroelectronics
Datasheet
1.ST72324J6.pdf
(164 pages)
Specifications of ST72324J2
Hdflash Endurance
100 cycles, data retention
Clock Sources
crystal/ceramic resonator oscillators, internal RC oscillator, clock security system and bypass for external clock
Four Power Saving Modes
Halt, Active-Halt, Wait and Slow
Main Clock Controller With
Real time base, Beep and Clock-out capabilities
16-bit Timer A With
1 input capture, 1 output compare, external clock input, PWM and pulse generator modes
16-bit Timer B With
2 input captures, 2 output compares, PWM and pulse generator modes
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COMMUNICATION INTERFACE CHARACTERISTICS (Cont’d)
Figure 81. SPI Slave Timing Diagram with CPHA=1
Figure 82. SPI Master Timing Diagram
Notes:
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
MISO
MOSI
SS
CPHA=1
CPOL=0
CPHA=1
CPOL=1
OUTPUT
INPUT
SS
INPUT
CPHA=0
CPOL=0
CPHA=0
CPOL=1
CPHA=1
CPOL=0
CPHA=1
CPOL=1
INPUT
OUTPUT
INPUT
see
note 2
see note 2
t
a(SO)
t
su(SS)
HZ
t
t
t
v(MO)
w(SCKH)
w(SCKL)
t
su(MI)
t
su(SI)
MSB OUT
MSB IN
MSB OUT
t
h(MO)
t
MSB IN
h(MI)
1)
t
h(SI)
t
c(SCK)
t
c(SCK)
t
t
t
v(SO)
w(SCKH)
w(SCKL)
DD
and 0.7xV
BIT6 OUT
1)
BIT6 OUT
BIT6 IN
DD
.
BIT1 IN
t
h(SO)
ST72324Jx ST72324Kx
t
t
t
t
r(SCK)
f(SCK)
r(SCK)
f(SCK)
LSB OUT
LSB IN
LSB OUT
LSB IN
t
h(SS)
t
see note 2
dis(SO)
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note 2
see
1
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