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ST72C254G2 数据表(PDF) 45 Page - STMicroelectronics

部件名 ST72C254G2
功能描述  8-BIT MCU WITH SINGLE VOLTAGE FLASH MEMORY, ADC, 16-BIT TIMERS, SPI, I2C INTERFACES
PDF  135 Pages
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制造商  STMICROELECTRONICS [STMicroelectronics]
网页  http://www.st.com
标志 STMICROELECTRONICS - STMicroelectronics

ST72C254G2 数据表(HTML) 45 Page - STMicroelectronics

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ST72104G, ST72215G, ST72216G, ST72254G
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16-BIT TIMER (Cont’d)
Figure 27. Counter Timing Diagram, internal clock divided by 2
Figure 28. Counter Timing Diagram, internal clock divided by 4
Figure 29. 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 FFF E FFF F 0000
0001
0002
0003
INTERNAL RESET
TIMER CLOCK
COUNTER REGISTER
TIMER OVERFLOW FLAG (TOF)
FFFC
FFF D
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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