ST72325J4 STMicroelectronics, ST72325J4 Datasheet - Page 57
ST72325J4
Manufacturer Part Number
ST72325J4
Description
8-BIT MCU WITH 16 TO 60K FLASH/ROM, ADC, CSS, FIVE TIMERS, SPI, SCI, I2C INTERFACE
Manufacturer
STMicroelectronics
Datasheet
1.ST72325K4.pdf
(197 pages)
Specifications of ST72325J4
Hdflash Endurance
100 cycles, data retention
Clock Sources
crystal/ceramic resonator oscillators, internal RC oscillator 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
Two 16-bit Timers With
2 input captures, 2 output compares, external clock input on one timer, PWM and pulse generator modes
8-bit Pwm Auto-reload Timer With
2 input captures, 4 PWM outputs, output compare and time base interrupt, external clock with event detector
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WATCHDOG TIMER (Cont’d)
10.1.4 How to Program the Watchdog Timeout
Figure 2
6-bit value to be loaded in the Watchdog Counter
(CNT) and the resulting timeout duration in milli-
seconds. This can be used for a quick calculation
without taking the timing variations into account. If
Figure 36. Approximate Timeout Duration
3F
38
30
28
20
18
10
08
00
1.5
shows the linear relationship between the
18
34
Watchdog timeout (ms) @ 8 MHz. f
50
more precision is needed, use the formulae in
ure
Caution: When writing to the WDGCR register, al-
ways write 1 in the T6 bit to avoid generating an
immediate reset.
65
3.
82
OSC2
98
ST72325xx
114
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128
Fig-
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