UPD78P4916 Datasheet, PDF(25/56 Page) NEC – 16-BIT SINGLE-CHIP MICROCONTROLLER

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UPD78P4916 Datasheet, PDF (25/56 Pages) NEC – 16-BIT SINGLE-CHIP MICROCONTROLLER

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ÂµPD78P4916

Figure 4-3. Flowchart in Byte Programming Mode

Address = Address + 1

Start

Address = G

VDD = 6.5 V, VPP = 12.5 V

X=0

X = X+1

0.1-ms programming pulse

Fail

Verify

Pass

Address = N ?

Yes

VDD = 4.5 to 5.5 V, VPP = VDD

Pass

Verify all bytes

Fail

All Pass

Write operation end

X = 10?

Remarks 1. G = Start address

2. N = End address of the program

Yes

Defective

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