PIC17C42 Microchip Technology, PIC17C42 Datasheet - Page 19

• Manufacturer Part Number: PIC17C42
• Description: High-Performance 8-Bit CMOS EPROM/ROM Microcontroller
• Manufacturer: Microchip Technology

TABLE 4-4:
Legend: u = unchanged, x = unknown, - = unimplemented read as '0', q = value depends on condition.
Note 1: One or more bits in INTSTA, PIR will be affected (to cause wake-up).
1996 Microchip Technology Inc.
Unbanked
INDF0
FSR0
PCL
PCLATH
ALUSTA
T0STA
CPUSTA
INTSTA
INDF1
FSR1
WREG
TMR0L
TMR0H
TBLPTRL
TBLPTRH
TBLPTRL
TBLPTRH
BSR
Bank 0
PORTA
DDRB
PORTB
RCSTA
RCREG
TXSTA
TXREG
SPBRG
Bank 1
DDRC
PORTC
DDRD
PORTD
DDRE
PORTE
PIR
PIE
Register
2: When the wake-up is due to an interrupt and the GLINTD bit is cleared, the PC is loaded with the interrupt
3: See Table 4-3 for reset value of specific condition.
4: Only applies to the PIC17C42.
5: Does not apply to the PIC17C42.
vector.
(3)
(4)
(5)
(4)
(5)
INITIALIZATION CONDITIONS FOR SPECIAL FUNCTION REGISTERS
Address
0Ah
0Bh
0Ch
0Dh
0Eh
0Dh
0Eh
00h
01h
02h
03h
04h
05h
06h
07h
08h
09h
0Fh
10h
11h
12h
13h
14h
15h
16h
17h
10h
11h
12h
13h
14h
15h
16h
17h
Power-on Reset
--11 11--
0000 0000
xxxx xxxx
0000 0000
1111 xxxx
0000 000-
0000 0000
0000 0000
xxxx xxxx
xxxx xxxx
xxxx xxxx
xxxx xxxx
xxxx xxxx
xxxx xxxx
0000 0000
0000 0000
0000 0000
0-xx xxxx
1111 1111
xxxx xxxx
0000 -00x
xxxx xxxx
0000 --1x
xxxx xxxx
xxxx xxxx
1111 1111
xxxx xxxx
1111 1111
xxxx xxxx
---- -111
---- -xxx
0000 0010
0000 0000
0000h
0000 0000
uuuu uuuu
0000 0000
1111 uuuu
0000 000-
--11 qq--
0000 0000
0000 0000
uuuu uuuu
uuuu uuuu
uuuu uuuu
uuuu uuuu
uuuu uuuu
uuuu uuuu
0000 0000
0000 0000
0000 0000
0-uu uuuu
1111 1111
uuuu uuuu
0000 -00u
uuuu uuuu
0000 --1u
uuuu uuuu
uuuu uuuu
1111 1111
uuuu uuuu
1111 1111
uuuu uuuu
---- -111
---- -uuu
0000 0010
0000 0000
0000h
MCLR Reset
WDT Reset
PIC17C4X
Wake-up from SLEEP
through interrupt
uuuu uuuu
uuuu uuuu
uuuu uuuu
uuuu uuuu
0000 0000
uuuu uuuu
uuuu uuuu
1111 uuuu
0000 000-
--uu qq--
uuuu uuuu
uuuu uuuu
uuuu uuuu
uuuu uuuu
uuuu uuuu
uuuu uuuu
uuuu uuuu
uuuu uuuu
uuuu uuuu
uuuu uuuu
uuuu uuuu
uuuu -uuu
uuuu uuuu
uuuu --uu
uuuu uuuu
uuuu uuuu
uuuu uuuu
uuuu uuuu
uuuu uuuu
uuuu uuuu
---- -uuu
---- -uuu
uuuu uuuu
PC + 1
DS30412C-page 19
(2)
(1)
(1)