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PIC18F2331 Datasheet, PDF (212/396 Pages) Microchip Technology – 28/40/44-Pin Enhanced Flash Microcontrollers with nanoWatt Technology, High Performance PWM and A/D
PIC18F2331/2431/4331/4431
TABLE 17-6: REGISTERS ASSOCIATED WITH THE POWER CONTROL PWM MODULE
Name
Bit 7
Bit 6
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
Value on:
POR,
BOR
Value on
all other
Resets
INTCON
GIE/GIEH PEIE/GIEL TMR0IE INT0IE
RBIE TMR0IF INT0IF RBIF 0000 000x 0000 000u
IPR3
—
—
—
PTIP IC3DRIP IC2QEIP IC1IP TMR5IP ---1 1111 ---1 1111
PIE3
—
—
—
PTIE IC3DRIE IC2QEIE IC1IE TMR5IE ---0 0000 ---0 0000
PIR3
—
—
—
PTIF IC3DRIF IC2QEIF IC1IF TMR5IF ---0 0000 ---0 0000
PTCON0
PTOPS3 PTOPS2 PTOPS1 PTOPS0 PTCKPS1 PTCKPS0 PTMOD1 PTMOD0 0000 0000 0000 0000
PTCON1
PTEN PTDIR
—
—
—
—
—
—
PTMRL(1)
PWM Time Base (lower 8 bits)
PTMRH(1)
—
—
—
— PWM Time Base (upper 4 bits)
PTPERL(1) PWM Time Base Period (lower 8 bits)
PTPERH(1)
—
—
—
— PWM Time Base Period (upper 4 bits)
SEVTCMPL(1) PWM Special Event Compare (lower 8 bits)
SEVTCMPH(1)
—
—
—
— PWM Special Event Compare (upper 4 bits)
PWMCON0
—
PWMEN2 PWMEN1 PWMEN0 PMOD3(2) PMOD2 PMOD1 PMOD0
00-- ----
0000 0000
---- 0000
1111 1111
---- 1111
0000 0000
---- 0000
-101 0000
00-- ----
0000 0000
---- 0000
1111 1111
---- 1111
0000 0000
---- 0000
-101 0000
PWMCON1 SEVOPS3 SEVOPS2 SEVOPS1 SEVOPS0 SEVTDIR
—
UDIS OSYNC 0000 0-00 0000 0-00
DTCON
FLTCONFIG
OVDCOND
OVDCONS
PDC0L(1)
PDC0H(1)
PDC1L(1)
PDC1H(1)
PDC2L(1)
PDC2H(1)
PDC3L(1,2)
PDC3H(1,2)
DTPS1 DTPS0 Dead Time A Value register
BRFEN FLTBS(2) FLTBMOD(2) FLTBEN(2) FLTCON
POVD7(2) POVD6(2) POVD5
POVD4 POVD3
POUT7(2) POUT6(2) POUT5
POUT4 POUT3
FLTAS
POVD2
POUT2
PWM Duty Cycle #0L register (lower 8 bits)
—
— PWM Duty Cycle #0H register (upper 6 bits)
PWM Duty Cycle #1L register (lower 8 bits)
—
— PWM Duty Cycle #1H register (upper 6 bits)
PWM Duty Cycle #2L register (Lower 8 bits)
—
— PWM Duty Cycle #2H register (Upper 6 bits)
PWM Duty Cycle #3L register (Lower 8 bits)
—
— PWM Duty Cycle #3H register (Upper 6 bits)
0000 0000 0000 0000
FLTAMOD FLTAEN 0000 0000 0000 0000
POVD1 POVD0 1111 1111 1111 1111
POUT1 POUT0 0000 0000 0000 0000
--00 0000 --00 0000
0000 0000 0000 0000
0000 0000 0000 0000
--00 0000 --00 0000
0000 0000 0000 0000
--00 0000 --00 0000
0000 0000 0000 0000
--00 0000 --00 0000
Legend:
Note 1:
2:
- = Unimplemented, u = Unchanged. Shaded cells are not used with the power control PWM.
Double-buffered register pairs. Refer to text for explanation of how these registers are read and written to.
Unimplemented in PIC18F2X31 devices; maintain these bits clear. Reset values shown are for PIC18F4X31 devices.
DS39616B-page 210
Preliminary
 2003 Microchip Technology Inc.