ST7232AK2-Auto STMicroelectronics, ST7232AK2-Auto Datasheet - Page 40

• Manufacturer Part Number: ST7232AK2-Auto
• Description: 8-bit MCU for automotive, 16 Kbyte Flash, 10-bit ADC, 4 timers, SPI, SCI
• Manufacturer: STMicroelectronics

Specifications of ST7232AK2-Auto

• Hdflash Endurance: 100 cycles, data retention
• Clock Sources: crystal/ceramic resonator oscillators 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, PWM and pulse generator modes

Supply, reset and clock management
6.5.4
40/201
Internal watchdog reset
The reset sequence generated by a internal watchdog counter overflow is shown in
Figure
Starting from the watchdog counter underflow, the device RESET pin acts as an output that
is pulled low during at least t
Figure 13. Reset sequences
13.
RESET pin
Watchdog
External
RESET
source
reset
w(RSTL)out
t
h(RSTL)in
Run
.
External reset
phase
Active
Internal reset (256 or 4096 T
Vector fetch
Watchdog underflow
Run
phase
Active
CPU
Watchdog
t
reset
)
w(RSTL)out
ST7232Axx-Auto
Run