7516 datasheet(65/90 Pages) RENESAS

tên linh kiện	7516

Giải thích chi tiết về linh kiện	SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER

PDF	90 Pages

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nhà sản xuất	RENESAS [Renesas Technology Corp]

Trang chủ	http://www.renesas.com

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65 / 90 page

Rev.1.01

Jul 01, 2003

page 65 of 89

7516 Group

qRead Status Register Command

This command reads status information. When the “7016” com-

mand code is transferred with the 1st byte, the contents of the

status register (SRD) with the 2nd byte and the contents of status

qPage Read Command

This command reads the specified page (256 bytes) in the flash

memory sequentially one byte at a time. Execute the page read

command as explained here following.

(1) Transfer the “FF16” command code with the 1st byte.

(2) Transfer addresses A8 to A15 and A16 to A23 (“0016”) with the

2nd and 3rd bytes respectively.

(3) From the 4th byte onward, data (D0 to D7) for the page (256

bytes) specified with addresses A8 to A23 will be output se-

quentially from the smallest address first synchronized with the

fall of the clock.

Fig. 66 Timing for page read

Fig. 67 Timing for reading status register

data0

data255

A8 to

A15

A16 to

A23

FF16

SCLK

RxD

TxD

SRDY1(BUSY)

SRD

output

SRD1

output

SCLK

RxD

TxD

SRDY1(BUSY)

7016

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