ST7PMC2N6B6(2004) View Datasheet(PDF) - STMicroelectronics

Part Name

Description

MFG CO.

ST7PMC2N6B6
(Rev.:2004)

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

STMicroelectronics 

ST7MC1/ST7MC2

MOTOR CONTROL CHARACTERISTICS (Cont’d)

Figure 145. Example 1: Waveforms for Zero-crossing Detection with Sampling at the end of PWM

off-time

Sampling time

fmtc

MCOx

Comparator

Output

Sample

HST (MCRC)

MTIM

A5

A6

A7

MZREG

XX

A5

Figure 146. Example 2: Waveforms for Zero-crossing Detection with Sampling at fSCF

Sampling time

fmtc

fSCF

Comparator

Output

Sample

HST (MCRC)

MTIM

A5

A6

A7

MZREG

XX

A6

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