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PIC17C44-08/P датащи(PDF) 19 Page - Microchip Technology |
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PIC17C44-08/P датащи(HTML) 19 Page - Microchip Technology |
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19 / 240 page ![]() © 1996 Microchip Technology Inc. DS30412C-page 19 PIC17C4X TABLE 4-4: INITIALIZATION CONDITIONS FOR SPECIAL FUNCTION REGISTERS Register Address Power-on Reset MCLR Reset WDT Reset Wake-up from SLEEP through interrupt Unbanked INDF0 00h 0000 0000 0000 0000 0000 0000 FSR0 01h xxxx xxxx uuuu uuuu uuuu uuuu PCL 02h 0000h 0000h PC + 1(2) PCLATH 03h 0000 0000 0000 0000 uuuu uuuu ALUSTA 04h 1111 xxxx 1111 uuuu 1111 uuuu T0STA 05h 0000 000- 0000 000- 0000 000- CPUSTA(3) 06h --11 11-- --11 qq-- --uu qq-- INTSTA 07h 0000 0000 0000 0000 uuuu uuuu(1) INDF1 08h 0000 0000 0000 0000 uuuu uuuu FSR1 09h xxxx xxxx uuuu uuuu uuuu uuuu WREG 0Ah xxxx xxxx uuuu uuuu uuuu uuuu TMR0L 0Bh xxxx xxxx uuuu uuuu uuuu uuuu TMR0H 0Ch xxxx xxxx uuuu uuuu uuuu uuuu TBLPTRL (4) 0Dh xxxx xxxx uuuu uuuu uuuu uuuu TBLPTRH (4) 0Eh xxxx xxxx uuuu uuuu uuuu uuuu TBLPTRL (5) 0Dh 0000 0000 0000 0000 uuuu uuuu TBLPTRH (5) 0Eh 0000 0000 0000 0000 uuuu uuuu BSR 0Fh 0000 0000 0000 0000 uuuu uuuu Bank 0 PORTA 10h 0-xx xxxx 0-uu uuuu uuuu uuuu DDRB 11h 1111 1111 1111 1111 uuuu uuuu PORTB 12h xxxx xxxx uuuu uuuu uuuu uuuu RCSTA 13h 0000 -00x 0000 -00u uuuu -uuu RCREG 14h xxxx xxxx uuuu uuuu uuuu uuuu TXSTA 15h 0000 --1x 0000 --1u uuuu --uu TXREG 16h xxxx xxxx uuuu uuuu uuuu uuuu SPBRG 17h xxxx xxxx uuuu uuuu uuuu uuuu Bank 1 DDRC 10h 1111 1111 1111 1111 uuuu uuuu PORTC 11h xxxx xxxx uuuu uuuu uuuu uuuu DDRD 12h 1111 1111 1111 1111 uuuu uuuu PORTD 13h xxxx xxxx uuuu uuuu uuuu uuuu DDRE 14h ---- -111 ---- -111 ---- -uuu PORTE 15h ---- -xxx ---- -uuu ---- -uuu PIR 16h 0000 0010 0000 0010 uuuu uuuu(1) PIE 17h 0000 0000 0000 0000 uuuu uuuu 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). 2: When the wake-up is due to an interrupt and the GLINTD bit is cleared, the PC is loaded with the interrupt vector. 3: See Table 4-3 for reset value of specific condition. 4: Only applies to the PIC17C42. 5: Does not apply to the PIC17C42. |
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