ST72325_07 datasheet(76/196 Pages) STMICROELECTRONICS

Part #	ST72325

Description	8-bit MCU with 16 to 60K Flash/ROM, ADC, CSS, 5 timers, SPI, SCI, I2C interface

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Manufacturer	STMICROELECTRONICS [STMicroelectronics]

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16-BIT TIMER (Cont’d)

Figure 46. Counter Timing Diagram, Internal Clock Divided by 2

Figure 47. Counter Timing Diagram, Internal Clock Divided by 4

Figure 48. Counter Timing Diagram, Internal Clock Divided By 8

Note: The MCU is in reset state when the internal reset signal is high, when it is low the MCU is running.

CPU CLOCK

FFFD FFFE FFFF 0000

0001

0002

0003

INTERNAL RESET

TIMER CLOCK

COUNTER REGISTER

TIMER OVERFLOW FLAG (TOF)

FFFC

FFFD

0000

0001

CPU CLOCK

INTERNAL RESET

TIMER CLOCK

COUNTER REGISTER

TIMER OVERFLOW FLAG (TOF)

CPU CLOCK

INTERNAL RESET

TIMER CLOCK

COUNTER REGISTER

TIMER OVERFLOW FLAG (TOF)

FFFC

FFFD

0000

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