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HT66FM5440
Brushless DC Motor A/D Flash MCU
HT66FM5440
Brushless DC Motor A/D Flash MCU
Counter Value
CCRP
CCRA
PTnON
PTnPAU
PTnPOL
CCRP Int. Flag
TMnPF
CCRA Int. Flag
TMnAF
PTMn O/P Pin
(PTnOC=1)
Time
Co�nter cleared by
CCRP
Pa�se
Res�me
Co�nter Stop if
PTnON bit low
Co�nter Reset when
PTnON ret�rns high
PTnM[1:0] = 10
PWM D�ty Cycle
set by CCRA
PWM res�mes
operation
O�tp�t controlled by other
pin-shared f�nction
O�tp�t Inverts
When PTnPOL = 1
PWM Period
set by CCRP
PTMn O/P Pin
(PTnOC=0)
PWM Output Mode (n=0~3)
Note: 1. Counter cleared by CCRP
2. A counter clear sets the PWM Period
3. The internal PWM function continues running even when PTnIO[1:0]=00 or 01
4. The PTnCCLR bit has no influence on PWM operation