PIC16F1454T-EML View Datasheet(PDF) - Microchip Technology

Part Name

Description

Manufacturer

PIC16F1454T-EML

14/20-Pin Flash, 8-Bit USB Microcontrollers with XLP Technology

Microchip Technology 

PIC16(L)F1454/5/9

6.0 RESETS

There are multiple ways to reset this device:

• Power-on Reset (POR)

• Brown-out Reset (BOR)

• Low-Power Brown-out Reset (LPBOR)

• MCLR Reset

• WDT Reset

• RESET instruction

• Stack Overflow

• Stack Underflow

• Programming mode exit

To allow VDD to stabilize, an optional Power-up Timer

can be enabled to extend the Reset time after a BOR

or POR event.

A simplified block diagram of the on-chip Reset circuit

is shown in Figure 6-1.

FIGURE 6-1:

SIMPLIFIED BLOCK DIAGRAM OF ON-CHIP RESET CIRCUIT

ICSP™ Programming Mode Exit

RESET Instruction

Stack

Pointer

MCLR

VDD

MCLRE

Sleep

WDT

Time-out

Power-on

Reset

Brown-out

Reset

LPBOR

Reset

BOR

Active(1)

LFINTOSC

Note 1: See Table 6-1 for BOR active conditions.

R PWRT

Done

PWRTE

Device

Reset

 2012 Microchip Technology Inc.

Preliminary

DS41639A-page 79

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