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PIC16F876ATI/ML Datasheet(PDF) 152 Page - Microchip Technology

Part # PIC16F876ATI/ML
Description  28/40-pin Enhanced FLASH Microcontrollers
PDF  234 Pages
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Manufacturer  MICROCHIP [Microchip Technology]
Direct Link  http://www.microchip.com
Logo MICROCHIP - Microchip Technology

PIC16F876ATI/ML Datasheet(HTML) 152 Page - Microchip Technology

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PIC16F87XA
DS39582B-page 150
 2003 Microchip Technology Inc.
TABLE 14-6:
INITIALIZATION CONDITIONS FOR ALL REGISTERS
Register
Devices
Power-on Reset,
Brown-out Reset
MCLR Resets,
WDT Reset
Wake-up via WDT or
Interrupt
W
73A
74A
76A
77A
xxxx xxxx
uuuu uuuu
uuuu uuuu
INDF
73A
74A
76A
77A
N/A
N/A
N/A
TMR0
73A
74A
76A
77A
xxxx xxxx
uuuu uuuu
uuuu uuuu
PCL
73A
74A
76A
77A
0000 0000
0000 0000
PC + 1(2)
STATUS
73A
74A
76A
77A
0001 1xxx
000q quuu(3)
uuuq quuu(3)
FSR
73A
74A
76A
77A
xxxx xxxx
uuuu uuuu
uuuu uuuu
PORTA
73A
74A
76A
77A
--0x 0000
--0u 0000
--uu uuuu
PORTB
73A
74A
76A
77A
xxxx xxxx
uuuu uuuu
uuuu uuuu
PORTC
73A
74A
76A
77A
xxxx xxxx
uuuu uuuu
uuuu uuuu
PORTD
73A
74A
76A
77A
xxxx xxxx
uuuu uuuu
uuuu uuuu
PORTE
73A
74A
76A
77A
---- -xxx
---- -uuu
---- -uuu
PCLATH
73A
74A
76A
77A
---0 0000
---0 0000
---u uuuu
INTCON
73A
74A
76A
77A
0000 000x
0000 000u
uuuu uuuu(1)
PIR1
73A
74A
76A
77A
r000 0000
r000 0000
ruuu uuuu(1)
73A
74A
76A
77A
0000 0000
0000 0000
uuuu uuuu(1)
PIR2
73A
74A
76A
77A
-0-0 0--0
-0-0 0--0
-u-u u--u(1)
TMR1L
73A
74A
76A
77A
xxxx xxxx
uuuu uuuu
uuuu uuuu
TMR1H
73A
74A
76A
77A
xxxx xxxx
uuuu uuuu
uuuu uuuu
T1CON
73A
74A
76A
77A
--00 0000
--uu uuuu
--uu uuuu
TMR2
73A
74A
76A
77A
0000 0000
0000 0000
uuuu uuuu
T2CON
73A
74A
76A
77A
-000 0000
-000 0000
-uuu uuuu
SSPBUF
73A
74A
76A
77A
xxxx xxxx
uuuu uuuu
uuuu uuuu
SSPCON
73A
74A
76A
77A
0000 0000
0000 0000
uuuu uuuu
CCPR1L
73A
74A
76A
77A
xxxx xxxx
uuuu uuuu
uuuu uuuu
CCPR1H
73A
74A
76A
77A
xxxx xxxx
uuuu uuuu
uuuu uuuu
CCP1CON
73A
74A
76A
77A
--00 0000
--00 0000
--uu uuuu
RCSTA
73A
74A
76A
77A
0000 000x
0000 000x
uuuu uuuu
TXREG
73A
74A
76A
77A
0000 0000
0000 0000
uuuu uuuu
RCREG
73A
74A
76A
77A
0000 0000
0000 0000
uuuu uuuu
CCPR2L
73A
74A
76A
77A
xxxx xxxx
uuuu uuuu
uuuu uuuu
CCPR2H
73A
74A
76A
77A
xxxx xxxx
uuuu uuuu
uuuu uuuu
CCP2CON
73A
74A
76A
77A
0000 0000
0000 0000
uuuu uuuu
ADRESH
73A
74A
76A
77A
xxxx xxxx
uuuu uuuu
uuuu uuuu
ADCON0
73A
74A
76A
77A
0000 00-0
0000 00-0
uuuu uu-u
OPTION_REG
73A
74A
76A
77A
1111 1111
1111 1111
uuuu uuuu
TRISA
73A
74A
76A
77A
--11 1111
--11 1111
--uu uuuu
TRISB
73A
74A
76A
77A
1111 1111
1111 1111
uuuu uuuu
TRISC
73A
74A
76A
77A
1111 1111
1111 1111
uuuu uuuu
Legend: u = unchanged, x = unknown, - = unimplemented bit, read as ‘0’, q = value depends on condition,
r
= reserved, maintain clear. Shaded cells indicate conditions do not apply for the designated device.
Note 1:
One or more bits in INTCON, PIR1 and/or PIR2 will be affected (to cause wake-up).
2:
When the wake-up is due to an interrupt and the GIE bit is set, the PC is loaded with the interrupt vector
(0004h).
3:
See Table 14-5 for Reset value for specific condition.



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