ST92P141K4D0 View Datasheet(PDF) - STMicroelectronics

Part Name

Description

Manufacturer

ST92P141K4D0

8/16-BIT MCU FOR 3-PHASE AC MOTOR CONTROL

STMicroelectronics 

ST92141 - EXTENDED FUNCTION TIMER (EFT)

EXTENDED FUNCTION TIMER (Cont’d)

Figure 59. Output Compare Block Diagram

16 BIT FREE RUNNING

COUNTER

16-bit

OUTPUT COMPARE

CIRCUIT

OC1E OC2E

OCIE

16-bit

OC1R

16-bit

OC2R

OCF1

CC1 CC0

(Control Register 2) CR2

(Control Register 1) CR1

OLVL2

OLVL1

OCF2 0

0

0

(Status Register) SR

Latch

1

Latch

2

OCMP1

OCMP2

Figure 60. Output Compare Timing Diagram, Internal Clock Divided by 2

INTCLK

TIMER CLOCK

COUNTER FFFC FFFD FFFD FFFE FFFF 0000

OUTPUT COMPARE REGISTER CPU writes FFFF

FFFF

COMPARE REGISTER LATCH

OCFi AND OCMPi PIN (OLVLi=1)

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