PIC18F6525/6621/8525/8621
TABLE 16-4: REGISTERS ASSOCIATED WITH PWM, TIMER2 AND TIMER4
Value on
all other
Resets
Value on
POR, BOR
Name
Bit 7
Bit 6
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
INTCON
RCON
PIR1
GIE/GIEH PEIE/GIEL TMR0IE
INT0IE
RI
RBIE
TO
TMR0IF
PD
INT0IF
POR
RBIF
BOR
0000 000x 0000 000u
0--1 11qq 0--q qquu
IPEN
—
ADIF
ADIE
ADIP
CMIF
CMIE
CMIP
—
—
(1)
PSPIF
PSPIE
PSPIP
—
RC1IF
RC1IE
RC1IP
—
TX1IF
TX1IE
TX1IP
EEIF
SSPIF
SSPIE
SSPIP
BCLIF
BCLIE
BCLIP
TMR4IF
TMR4IE
TMR4IP
CCP1IF TMR2IF TMR1IF 0000 0000 0000 0000
CCP1IE TMR2IE TMR1IE 0000 0000 0000 0000
CCP1IP TMR2IP TMR1IP 1111 1111 1111 1111
(1)
(1)
PIE1
IPR1
PIR2
LVDIF
LVDIE
LVDIP
TMR3IF CCP2IF -0-0 0000 ---0 0000
TMR3IE CCP2IE -0-0 0000 ---0 0000
TMR3IP CCP2IP -1-1 1111 ---1 1111
PIE2
—
—
EEIE
EEIP
TX2IF
TX2IE
TX2IP
IPR2
—
—
PIR3
—
RC2IF
RC2IE
RC2IP
CCP5IF CCP4IF CCP3IF --00 0000 --00 0000
CCP5IE CCP4IE CCP3IE --00 0000 --00 0000
CCP5IP CCP4IP CCP3IP --11 1111 --11 1111
0000 0000 0000 0000
PIE3
—
—
IPR3
—
—
TMR2
PR2
Timer2 Register
Timer2 Period Register
1111 1111 1111 1111
T2CON
T3CON
TMR4
PR4
—
T2OUTPS3 T2OUTPS2 T2OUTPS1 T2OUTPS0 TMR2ON T2CKPS1 T2CKPS0 -000 0000 -000 0000
T3CCP2 T3CKPS1 T3CKPS0 T3CCP1 T3SYNC TMR3CS TMR3ON 0000 0000 uuuu uuuu
RD16
Timer4 Register
0000 0000 uuuu uuuu
1111 1111 uuuu uuuu
Timer4 Period Register
T4CON
—
T4OUTPS3 T4OUTPS2 T4OUTPS1 T4OUTPS0 TMR4ON T4CKPS1 T4CKPS0 -000 0000 uuuu uuuu
CCPR1L Enhanced Capture/Compare/PWM Register 1 Low Byte
CCPR1H Enhanced Capture/Compare/PWM Register 1 High Byte
xxxx xxxx uuuu uuuu
xxxx xxxx uuuu uuuu
CCP1CON P1M1
P1M0
DC1B1
DC1B0
CCP1M3 CCP1M2 CCP1M1 CCP1M0 0000 0000 0000 0000
CCPR2L Enhanced Capture/Compare/PWM Register 2 Low Byte
CCPR2H Enhanced Capture/Compare/PWM Register 2 High Byte
xxxx xxxx uuuu uuuu
xxxx xxxx uuuu uuuu
CCP2CON P2M1
P2M0
DC2B1
DC2B0
CCP2M3 CCP2M2 CCP2M1 CCP2M0 0000 0000 0000 0000
CCPR3L Enhanced Capture/Compare/PWM Register 3 Low Byte
CCPR3H Enhanced Capture/Compare/PWM Register 3 High Byte
xxxx xxxx uuuu uuuu
xxxx xxxx uuuu uuuu
CCP3CON P3M1
P3M0
DC3B1
DC3B0
CCP3M3 CCP3M2 CCP3M1 CCP3M0 0000 0000 0000 0000
xxxx xxxx uuuu uuuu
CCPR4L Capture/Compare/PWM Register 4 Low Byte
CCPR4H Capture/Compare/PWM Register 4 High Byte
xxxx xxxx uuuu uuuu
CCP4CON
—
—
DC4B1
DC4B0
CCP4M3 CCP4M2 CCP4M1 CCP4M0 --00 0000 --00 0000
xxxx xxxx uuuu uuuu
CCPR5L Capture/Compare/PWM Register 5 Low Byte
CCPR5H Capture/Compare/PWM Register 5 High Byte
xxxx xxxx uuuu uuuu
CCP5CON
—
—
DC5B1
DC5B0
CCP5M3 CCP5M2 CCP5M1 CCP5M0 --00 0000 --00 0000
Legend:
x= unknown, u= unchanged, — = unimplemented, read as ‘0’. Shaded cells are not used by PWM, Timer2 or Timer4.
Note 1: Enabled only in Microcontroller mode for PIC18F8525/8621 devices.
DS39612B-page 156
2005 Microchip Technology Inc.
MICROCHIP [ MICROCHIP ]
