HT85F2240 datasheet(37/147 Pages) HOLTEK

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HT85F2240 데이터시트(PDF) 37 Page - Holtek Semiconductor Inc

부품명	HT85F2240

상세설명	A/D Flash 8051 Core Low Pin Count MCU

PDF	147 Pages

Scroll/Zoom	100%

제조업체	HOLTEK [Holtek Semiconductor Inc]

홈페이지	http://www.holtek.com

Logo

37 / 147 page

Rev. 1.10

�7 of 147

�� 1� �01�

A/D Flash 8051 Core Low Pin Count MCU

HT85F2230/HT85F2240

START

MCU waits for memor�

d�mp finished and then

MCU contin�es to r�n.

F�ash memor� contro��er

m�st be In �n�ocked state

Write FMAR�

Write FMAR1

Write FMAR0

FMCR Bit 0 = 1 and

FMCR Bit 6 = 1 (*)

Enter memor�

d�mp proced�re

Write next page

if desired

MCU waits for b�te-writing

finished and then

MCU contin�es to r�n.

FMCR Bit 7 = 1

Update the Page B�ffer

B� writing FMDR

FMARx reach the

page bo�ndar�?

More Data?

Yes

Check FMSR Bit 1 = 1

Yes

Byte Write Flowchart (FMCR.0=1, FMCR.6=1)

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