TIME-OUT SEQUENCE ON POWER-UP (MCLR TIED TO V
參數(shù)資料
型號(hào): MA160014
廠商: Microchip Technology
文件頁數(shù): 61/71頁
文件大?。?/td> 0K
描述: MOD PLUG-IN 44PIN PIC18LF45K22
標(biāo)準(zhǔn)包裝: 1
系列: PIC® XLP™ 18F
附件類型: 插拔式模塊(PIM)- PIC18LF45K22
適用于相關(guān)產(chǎn)品: PICDEM PIC18 Explorer,DM183032
PIC18(L)F2X/4XK22
DS41412F-page 64
2010-2012 Microchip Technology Inc.
FIGURE 4-3:
TIME-OUT SEQUENCE ON POWER-UP (MCLR TIED TO VDD, VDD RISE < TPWRT)
FIGURE 4-4:
TIME-OUT SEQUENCE ON POWER-UP (MCLR NOT TIED TO VDD): CASE 1
TABLE 4-2:
TIME-OUT IN VARIOUS SITUATIONS
Oscillator
Configuration
Power-up(2) and Brown-out
Exit from
Power-Managed Mode
PWRTEN = 0
PWRTEN = 1
HSPLL
66 ms(1) + 1024 TOSC + 2
ms(2)
1024 TOSC + 2 ms(2)
HS, XT, LP
66 ms(1) + 1024 TOSC
1024 TOSC
EC, ECIO
66 ms(1)
——
RC, RCIO
66 ms(1)
——
INTIO1, INTIO2
66 ms(1)
——
Note 1: 66 ms (65.5 ms) is the nominal Power-up Timer (PWRT) delay.
2: 2 ms is the nominal time required for the PLL to lock.
TPWRT
TOST
VDD
MCLR
INTERNAL POR
PWRT TIME-OUT
OST TIME-OUT
INTERNAL RESET
TPWRT
TOST
VDD
MCLR
INTERNAL POR
PWRT TIME-OUT
OST TIME-OUT
INTERNAL RESET
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