7516 datasheet(64/90 Pages) RENESAS

64 / 90 page

Rev.1.01

Jul 01, 2003

page 64 of 89

7516 Group

Software Commands (Standard Serial I/O

Mode)

Table 17 lists software commands. In standard serial I/O mode,

erase, program and read are controlled by transferring software

2nd byte

Address

(middle)

3rd byte

Address

(high)

4th byte

Data

output

5th byte

Data

output

6th byte

Data

output

.....

Data

output to

259th byte

Data input

to 259th

byte

FF16

When ID is

not verified

1st byte

transfer

Notes1: Shading indicates transfer from the internal flash memory microcomputer to a programmer. All other data is transferred from an external equipment

(programmer) to the internal flash memory microcomputer.

2: SRD refers to status register data. SRD1 refers to status register 1 data.

3: All commands can be accepted when the flash memory is totally blank.

4: Address high must be “0016”.

commands via the RxD pin. Software commands are explained

here below.

Table 17 Software commands (Standard serial I/O mode)

Page read

4116

Address

(middle)

Address

(high)

Data

input

Data

input

Data

input

Not

acceptable

Not

acceptable

A716

D016

7016

SRD

output

SRD1

output

Acceptable

5016

Not

acceptable

F516

Address

(low)

Address

(middle)

Address

(high)

ID size

ID1

To ID7

Acceptable

FA16

Data

input

required

number

of times

Not

acceptable

FB16

Version

data

output

Version

data

output

Version

data

output

Version

data

output

Version

data

output

Version

data output

to 9th byte

Control command

Page program

Erase all blocks

Read status register

Clear status register

ID code check

Download function

Version data output function

Size

(low)

Size

(high)

Check-

sum

Acceptable

Not

acceptable

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