MC80F0208Q View Datasheet(PDF) - MagnaChip Semiconductor

Part Name

Description

Manufacturer

MC80F0208Q

8-BIT SINGLE-CHIP MICROCONTROLLERS WITH 10-BIT A/D CONVERTER AND UART

MagnaChip Semiconductor 

MC80F0208/16/24

Preliminary

RESET VECTOR

PFDS =1

YES

NO

RAM Clear

Initialize RAM Data

Initialize All Ports

Initialize Registers

PFDS = 0

Skip the

initial routine

Function

Execution

Figure 24-2 Example S/W of Reset flow by Power fail

When PFDM = 1

VDD

Internal

RESET

VDD

Internal

RESET

VDD

Internal

RESET

65.5mS

t < 65.5mS

65.5mS

65.5mS

Figure 24-3 Power Fail Processor Situations (at 4MHz operation)

VPFDMAX

VPFDMIN

VPFDMAX

VPFDMIN

VPFDMAX

VPFDMIN

106

MAR. 2005 Ver 0.2

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