ST7FMC2N6B6(2004) View Datasheet(PDF) - STMicroelectronics

Part Name

Description

MFG CO.

ST7FMC2N6B6
(Rev.:2004)

8-BIT MCU WITH NESTED INTERRUPTS, FLASH, 10-BIT ADC, BRUSHLESS MOTOR CONTROL, FIVE TIMERS, SPI, LINSCI™

STMicroelectronics 

16-BIT TIMER (Cont’d)

Figure 46. 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

ST7MC1/ST7MC2

(Control Register 1) CR1

IEDG1

(Status Register) SR

ICF2

0

0

0

(Control Register 2) CR2

CC1 CC0 IEDG2

Figure 47. Input Capture Timing Diagram

TIMER CLOCK

COUNTER REGISTER

ICAPi PIN

ICAPi FLAG

FF01

FF02

ICAPi REGISTER

Note: The active edge is the rising edge.

Note: The time between an event on the ICAPi pin

and the appearance of the corresponding flag is

from 2 to 3 CPU clock cycles. This depends on the

moment when the ICAP event happens relative to

the timer clock.

FF03

FF03

77/294

1

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