參數(shù)資料
型號: PIC12HV615
廠商: Microchip Technology Inc.
英文描述: 8-Pin Flash-Based, 8-Bit CMOS Microcontrollers
中文描述: 8引腳閃存的基礎(chǔ)上,8位CMOS微控制器
文件頁數(shù): 45/168頁
文件大小: 1347K
代理商: PIC12HV615
2006 Microchip Technology Inc.
Preliminary
DS41302A-page 43
PIC12F609/615/12HV609/615
REGISTER 5-1:
TABLE 5-1:
SUMMARY OF REGISTERS ASSOCIATED WITH TIMER0
OPTION_REG: OPTION REGISTER
R/W-1
GPPU
R/W-1
INTEDG
R/W-1
T0CS
R/W-1
T0SE
R/W-1
PSA
R/W-1
PS2
R/W-1
PS1
R/W-1
PS0
bit 7
bit 0
Legend:
R = Readable bit
-n = Value at POR
W = Writable bit
‘1’ = Bit is set
U = Unimplemented bit, read as ‘0’
‘0’ = Bit is cleared
x = Bit is unknown
bit 7
GPPU:
GPIO Pull-up Enable bit
1
= GPIO pull-ups are disabled
0
= GPIO pull-ups are enabled by individual PORT latch values in WPU register
INTEDG:
Interrupt Edge Select bit
1
= Interrupt on rising edge of INT pin
0
= Interrupt on falling edge of INT pin
T0CS:
TMR0 Clock Source Select bit
1
= Transition on T0CKI pin
0
= Internal instruction cycle clock (F
OSC
/4)
T0SE:
TMR0 Source Edge Select bit
1
= Increment on high-to-low transition on T0CKI pin
0
= Increment on low-to-high transition on T0CKI pin
PSA:
Prescaler Assignment bit
1
= Prescaler is assigned to the WDT
0
= Prescaler is assigned to the Timer0 module
PS<2:0>:
Prescaler Rate Select bits
bit 6
bit 5
bit 4
bit 3
bit 2-0
000
001
010
011
100
101
110
111
1 : 2
1 : 4
1 : 8
1 : 16
1 : 32
1 : 64
1 : 128
1 : 256
1 : 1
1 : 2
1 : 4
1 : 8
1 : 16
1 : 32
1 : 64
1 : 128
BIT VALUE
TMR0 RATE
WDT RATE
Name
Bit 7
Bit 6
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
Value on
POR, BOR
Value on
all other
Resets
TMR0
INTCON
Timer0 Module Register
GIE
xxxx xxxx
uuuu uuuu
PEIE
T0IE
INTE
GPIE
T0IF
INTF
GPIF
0000 000x
0000 000x
OPTION_REG
TRISIO
Legend:
GPPU
INTEDG
T0CS
TRISIO5 TRISIO4 TRISIO3 TRISIO2 TRISIO1 TRISIO0
– = Unimplemented locations, read as ‘
0
’,
u
= unchanged,
x
= unknown. Shaded cells are not used by the Timer0
module.
T0SE
PSA
PS2
PS1
PS0
1111 1111
1111 1111
--11 1111
--11 1111
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