ST72321B STMICROELECTRONICS [STMicroelectronics], ST72321B Datasheet - Page 72
ST72321B
Manufacturer Part Number
ST72321B
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.ST72321B.pdf
(187 pages)
Available stocks
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Part Number
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Part Number:
ST72321BT6/NOTTR
Manufacturer:
ST
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20 000
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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.
72/187
TIMER OVERFLOW FLAG (TOF)
TIMER OVERFLOW FLAG (TOF)
TIMER OVERFLOW FLAG (TOF)
COUNTER REGISTER
COUNTER REGISTER
COUNTER REGISTER
INTERNAL RESET
INTERNAL RESET
INTERNAL RESET
TIMER CLOCK
CPU CLOCK
TIMER CLOCK
TIMER CLOCK
CPU CLOCK
CPU CLOCK
FFFC
FFFC
FFFD FFFE FFFF 0000 0001 0002 0003
FFFD
FFFD
0000
0001
0000
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