ST7MC2S4 STMicroelectronics, ST7MC2S4 Datasheet - Page 163

• Manufacturer Part Number: ST7MC2S4
• Description: 8-BIT MCU WITH NESTED INTERRUPTS, FLASH, 10-BIT ADC,BRUSHLESS MOTOR CONTROL, 5 TIMERS, SPI, LINSCI(TM)
• Manufacturer: STMicroelectronics

MOTOR CONTROLLER (Cont’d)
Figure 87. Functional Diagram of Z Detection after D Event
Switch Sampling Clock[D] -> Sampling Clock[Z]
Change the side according to OS[2:0]
Wait for next sampling clock edge
ZWF[3:0] bits in MZFR register
Z Window Filter turned on
Side change on
Read enabled
Read enable
Output PWM
D
S
by REO
Begin
Filter
or D
End
off
?
?
?
Yes
Yes
Yes
H
No
No
No
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