ST72E311J4D0S View Datasheet(PDF) - STMicroelectronics

Part Name

Description

Manufacturer

ST72E311J4D0S

8-BIT MCU WITH 8 TO 16K OTP/EPROM, 384 TO 512 BYTES RAM, ADC, WDG, SCI, SPI AND 2 TIMERS

STMicroelectronics 

ST72E311 ST72T311

16-BIT TIMER (Cont’d)

Figure 27. Input Capture Block Diagram

ICAP1

pin

EDGE DETECT EDGE DETECT

ICIE

ICAP2

CIRCUIT2

CIRCUIT1

pin

IC2R Register

IC1R Register

ICF1

16-BIT

16-BIT FREE RUNNING

COUNTER

(Control Register 1) CR1

IEDG1

(Status Register) SR

ICF2

0

0

0

(Control Register 2) CR2

CC1 CC0 IEDG2

Figure 28. Input Capture Timing Diagram

TIMER CLOCK

COUNTER REGISTER

FF01

ICAPi PIN

ICAPi FLAG

ICAPi REGISTER

Note: Active edge is rising edge.

FF02

FF03

FF03

40/101

40

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