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 

ST7MC1/ST7MC2

MOTOR CONTROLLER (Cont’d)

Figure 80. Z Event Generation

MCRB Register MPOL Register MCRA Register

DS,H

CS,H

Sample

SPLG bit

DS[3:0]

bits

ZS

ZH

SZ bit

HZ bit

CPBn bit*

ZVD bit

MPOL Register

REO bit

PZ bit

or or or

2

MCRC Register

1

HZ bit

To D detection

Z = ZH& HZ bit+ ZS & SZ bit

ZH

F(x)

MTIM [8-bit Up Counter] (MSB)§

8

ZH

MZREG [Zn]§

MCRC Register

SZ bit

ZWF[3:0]

ZEF[3:0]

MZFR register

Compare

MZFR register

ZWF[3:0]

ZS

Z

To interrupt generator

§ Register updated on R event

* = Preload register, changes taken into account at next C event

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