ST72321AR STMICROELECTRONICS [STMicroelectronics], ST72321AR Datasheet - Page 72
ST72321AR
Manufacturer Part Number
ST72321AR
Description
64/44-PIN 8-BIT MCU WITH 32 TO 60K FLASH/ROM, ADC,FIVE TIMERS, SPI, SCI, I2C INTERFACE
Manufacturer
STMICROELECTRONICS [STMicroelectronics]
Datasheet
1.ST72321AR.pdf
(189 pages)
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ST72321
16-BIT TIMER (Cont’d)
Figure 44. Counter Timing Diagram, internal clock divided by 2
Figure 45. Counter Timing Diagram, internal clock divided by 4
Figure 46. 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.
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TIMER OVERFLOW FLAG (TOF)
TIMER OVERFLOW FLAG (TOF)
TIMER OVERFLOW FLAG (TOF)
COUNTER REGISTER
INTERNAL RESET
COUNTER REGISTER
COUNTER REGISTER
TIMER CLOCK
CPU CLOCK
INTERNAL RESET
INTERNAL RESET
TIMER CLOCK
TIMER CLOCK
CPU CLOCK
CPU CLOCK
FFFC
FFFC
FFFD FFFE FFFF 0000 0001 0002 0003
FFFD
FFFD
0000
0000
0001
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