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ST72E121 Fiches technique(PDF) 40 Page - STMicroelectronics

No de pièce ST72E121
Description  8-BIT MCU WITH 8 TO 16K OTP/EPROM, 384 TO 512 BYTES RAM, WDG, SCI, SPI AND 2 TIMERS
PDF  92 Pages
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Fabricant  STMICROELECTRONICS [STMicroelectronics]
Site Internet  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

ST72E121 Fiches technique(HTML) 40 Page - STMicroelectronics

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ST72E121 ST72T121
16-BIT TIMER (Cont’d)
Figure 27. Output Compare Block Diagram
Figure 28. Output Compare Timing Diagram, Internal Clock Divided by 2
Figure 29. Output Compare Timing Diagram, Internal Clock Divided by 4
OUTPUT COMPARE
16-bit
CIRCUIT
OC1R Register
16 BIT FREE RUNNING
COUNTER
OC1E
CC0
CC1
OC2E
OLVL1
OLVL2
OCIE
(Control Register 1) CR1
(Control Register 2) CR2
0
0
0
OCF2
OCF1
(Status Register) SR
16-bit
16-bit
OCMP1
OCMP2
Latch
1
Latch
2
OC2R Register
Pin
Pin
INTERNAL CPU CLOCK
TIMER CLOCK
COUNTER
OUTPUT COMPARE REGISTER
OUTPUT COMPARE FLAG (OCFi)
OCMPi PIN (OLVLi=1)
2ED3
2ED0
2ED1 2ED2
2ED3 2ED4
2ECF
INTERNAL CPU CLOCK
TIMER CLOCK
COUNTER
OUTPUT COMPARE REGISTER
COMPARE REGISTER LATCH
OCFi AND OCMPi PIN (OLVLi=1)
2ED3
2ED0
2ED1 2ED2
2ED3 2ED4
2ECF
40



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