參數(shù)資料
型號(hào): 16F84A
廠商: Microchip Technology Inc.
英文描述: CAT 5E CROSSOVER PATCH CORD CABLE BLUE 20 FT
中文描述: 18引腳閃存/ EEPROM的8位微控制器
文件頁(yè)數(shù): 42/124頁(yè)
文件大?。?/td> 1322K
代理商: 16F84A
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PIC16F8X
DS30430C-page 42
1998 Microchip Technology Inc.
TABLE 8-3
RESET CONDITION FOR PROGRAM COUNTER AND THE STATUS REGISTER
Condition
Program Counter
STATUS Register
Power-on Reset
MCLR Reset during normal operation
MCLR Reset during SLEEP
WDT Reset (during normal operation)
WDT Wake-up
000h
000h
000h
000h
PC + 1
0001 1xxx
000u uuuu
0001 0uuu
0000 1uuu
uuu0 0uuu
Interrupt wake-up from SLEEP
Legend:
u
= unchanged,
x
= unknown.
Note 1: When the wake-up is due to an interrupt and the GIE bit is set, the PC is loaded with the interrupt vector
(0004h).
PC + 1
(1)
uuu1 0uuu
TABLE 8-4
RESET CONDITIONS FOR ALL REGISTERS
Register
Address
Power-on Reset
MCLR Reset during:
– normal operation
– SLEEP
WDT Reset during nor-
mal operation
Wake-up from SLEEP:
– through interrupt
– through WDT Time-out
W
INDF
TMR0
PCL
STATUS
FSR
PORTA
PORTB
EEDATA
EEADR
PCLATH
INTCON
INDF
OPTION_REG
PCL
STATUS
FSR
TRISA
TRISB
EECON1
EECON2
PCLATH
INTCON
Legend:
u
= unchanged,
x
= unknown,
-
= unimplemented bit read as '0',
q
= value depends on condition.
Note 1: One or more bits in INTCON 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: Table 8-3 lists the reset value for each specific condition.
00h
01h
02h
03h
04h
05h
06h
08h
09h
0Ah
0Bh
80h
81h
82h
83h
84h
85h
86h
88h
89h
8Ah
8Bh
xxxx xxxx
uuuu uuuu
uuuu uuuu
---- ----
---- ----
---- ----
xxxx xxxx
uuuu uuuu
uuuu uuuu
PC + 1
(2)
uuuq quuu
(3)
0000h
0000h
000q quuu
(3)
0001 1xxx
xxxx xxxx
uuuu uuuu
uuuu uuuu
---x xxxx
---u uuuu
---u uuuu
xxxx xxxx
uuuu uuuu
uuuu uuuu
xxxx xxxx
uuuu uuuu
uuuu uuuu
xxxx xxxx
uuuu uuuu
uuuu uuuu
---0 0000
---0 0000
---u uuuu
uuuu uuuu
(1)
0000 000x
0000 000u
---- ----
---- ----
---- ----
1111 1111
1111 1111
uuuu uuuu
0000h
0000h
000q quuu
(3)
PC + 1
uuuq quuu
(3)
0001 1xxx
xxxx xxxx
uuuu uuuu
uuuu uuuu
---1 1111
---1 1111
---u uuuu
1111 1111
1111 1111
uuuu uuuu
---0 x000
---0 q000
---0 uuuu
---- ----
---- ----
---- ----
---0 0000
---0 0000
---u uuuu
uuuu uuuu
(1)
0000 000x
0000 000u
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