PIC18C242 MICROCHIP [Microchip Technology], PIC18C242 Datasheet - Page 45

• Manufacturer Part Number: PIC18C242
• Description: High-Performance Microcontrollers with 10-Bit A/D
• Manufacturer: MICROCHIP [Microchip Technology]

TABLE 4-2:
Filename
OSCCON
LVDCON
WDTCON
RCON
TMR1H
TMR1L
T1CON
TMR2
PR2
T2CON
SSPBUF
SSPADD
SSPSTAT
SSPCON1
SSPCON2
ADRESH
ADRESL
ADCON0
ADCON1
CCPR1H
CCPR1L
CCP1CON
CCPR2H
CCPR2L
CCP2CON
TMR3H
TMR3L
T3CON
SPBRG
RCREG
TXREG
TXSTA
RCSTA
Legend: x = unknown, u = unchanged, - = unimplemented, q = value depends on condition
Note 1: RA6 and associated bits are configured as port pins in RCIO and ECIO oscillator mode only and read ’0’ in all
7/99 Microchip Technology Inc.
2: Bit 21 of the TBLPTRU allows access to the device configuration bits.
3: Other (non-power-up) resets include external reset through MCLR and Watchdog Timer Reset.
other oscillator modes.
Bit 7
IPEN
Timer1 Register High Byte
Timer1 Register Low Byte
RD16
Timer2 Register
Timer2 Period Register
SSP Receive Buffer/Transmit Register
SSP Address Register in I
SMP
WCOL
GCEN
A/D Result Register High Byte
A/D Result Register Low Byte
ADCS1
ADFM
Capture/Compare/PWM Register1 High Byte
Capture/Compare/PWM Register1 Low Byte
Capture/Compare/PWM Register2 High Byte
Capture/Compare/PWM Register2 Low Byte
Timer3 Register High Byte
Timer3 Register Low Byte
RD16
USART1 Baud Rate Generator
USART1 Receive Register
USART1 Transmit Register
CSRC
SPEN
—
—
—
—
—
—
REGISTER FILE SUMMARY (Cont.’d)
Bit 6
LWRT
TOUTPS3
CKE
SSPOV
ACKSTAT
ADCS0
ADCS2
T3CCP2
TX9
RX9
—
—
—
—
—
—
2
C Slave Mode. SSP Baud Rate Reload Register in I
Bit 5
IRVST
T1CKPS1
TOUTPS2
D/A
SSPEN
ACKDT
CHS2
DC1B1
DC2B1
T3CKPS1
TXEN
SREN
—
—
—
—
Bit 4
LVDEN
RI
T1CKPS0
TOUTPS1
P
CKP
ACKEN
CHS1
DC1B0
DC2B0
SYNC
CREN
T3CKPS0
—
—
—
Preliminary
Bit 3
LVDL3
TO
T1OSCEN
TOUTPS0
S
SSPM3
RCEN
CHS0
PCFG3
CCP1M3
CCP2M3
T3CCP1
ADDEN
—
—
—
PD
R/W
GO/DONE
BRGH
FERR
Bit 2
LVDL2
T1SYNC
TMR2ON
SSPM2
PEN
PCFG2
CCP1M2
CCP2M2
T3SYNC
—
—
2
C Master Mode.
Bit 1
LVDL1
POR
TMR1CS
T2CKPS1
UA
SSPM1
RSEN
PCFG1
CCP1M1
CCP2M1
TMR3CS
TRMT
OERR
—
—
—
PIC18CXX2
Bit 0
SCS
LVDL0
SWDTE
BOR
TMR1ON
T2CKPS0
BF
SSPM0
SEN
ADON
PCFG0
CCP1M0
CCP2M0
TMR3ON
TX9D
RX9D
Value on
POR,
BOR
---- ---0
--00 0101
---- ---0
0q-1 11qq
xxxx xxxx
xxxx xxxx
0-00 0000
0000 0000
1111 1111
-000 0000
xxxx xxxx
0000 0000
0000 0000
0000 0000
0000 0000
xxxx xxxx
xxxx xxxx
0000 00-0
00-- 0000
xxxx xxxx
xxxx xxxx
--00 0000
xxxx xxxx
xxxx xxxx
--00 0000
xxxx xxxx
xxxx xxxx
0000 0000
0000 0000
0000 0000
0000 0000
0000 -010
0000 000x
DS39026B-page 45
Value on
all other
resets
(note 3)
---- ---0
--00 0101
---- ---0
0q-q qquu
uuuu uuuu
uuuu uuuu
u-uu uuuu
0000 0000
1111 1111
-000 0000
uuuu uuuu
0000 0000
0000 0000
0000 0000
0000 0000
uuuu uuuu
uuuu uuuu
0000 00-0
00-- 0000
uuuu uuuu
uuuu uuuu
--00 0000
uuuu uuuu
uuuu uuuu
--00 0000
uuuu uuuu
uuuu uuuu
uuuu uuuu
0000 0000
0000 0000
0000 0000
0000 -010
0000 000x