Microchip Technology MA330031 Data Sheet
2011-2013 Microchip Technology Inc.
DS70000657H-page 247
dsPIC33EPXXXGP50X, dsPIC33EPXXXMC20X/50X AND PIC24EPXXXGP/MC20X
REGISTER 16-18: AUXCONx: PWMx AUXILIARY CONTROL REGISTER
U-0
U-0
U-0
U-0
R/W-0
R/W-0
R/W-0
R/W-0
—
—
—
—
BLANKSEL3
BLANKSEL2
BLANKSEL1 BLANKSEL0
bit 15
bit 8
U-0
U-0
R/W-0
R/W-0
R/W-0
R/W-0
R/W-0
R/W-0
—
—
CHOPSEL3 CHOPSEL2
CHOPSEL1
CHOPSEL0
CHOPHEN
CHOPLEN
bit 7
bit 0
Legend:
R = Readable bit
R = Readable bit
W = Writable bit
U = Unimplemented bit, read as ‘0’
-n = Value at POR
‘1’ = Bit is set
‘0’ = Bit is cleared
x = Bit is unknown
bit 15-12
Unimplemented:
Read as ‘0’
bit 11-8
BLANKSEL<3:0>:
PWMx State Blank Source Select bits
The selected state blank signal will block the current-limit and/or Fault input signals (if enabled via the
BCH and BCL bits in the LEBCONx register).
1001
BCH and BCL bits in the LEBCONx register).
1001
= Reserved
•
•
•
•
•
0100
= Reserved
0011
= PWM3H selected as state blank source
0010
= PWM2H selected as state blank source
0001
= PWM1H selected as state blank source
0000
= No state blanking
bit 7-6
Unimplemented:
Read as ‘0’
bit 5-2
CHOPSEL<3:0>:
PWMx Chop Clock Source Select bits
The selected signal will enable and disable (CHOP) the selected PWMx outputs.
1001
1001
= Reserved
•
•
•
•
•
0100
= Reserved
0011
= PWM3H selected as CHOP clock source
0010
= PWM2H selected as CHOP clock source
0001
= PWM1H selected as CHOP clock source
0000
= Chop clock generator selected as CHOP clock source
bit 1
CHOPHEN:
PWMxH Output Chopping Enable bit
1
= PWMxH chopping function is enabled
0
= PWMxH chopping function is disabled
bit 0
CHOPLEN:
PWMxL Output Chopping Enable bit
1
= PWMxL chopping function is enabled
0
= PWMxL chopping function is disabled