HD6432142 datasheet(725/1177 Pages) RENESAS

725 / 1177 page

Section 22 ROM (Mask ROM Version, H8S/2148 F-ZTAT, H8S/2147N F-ZTAT, H8S/2144 F-ZTAT, and H8S/2142 F-ZTAT)

Rev. 4.00 Sep 27, 2006 page 681 of 1130

REJ09B0327-0400

FA17 to FA0

FO7 to FO0

tces

tnxtc

tdf

Note: FO2 and FO3 are undefined.

tces

tdh

twep

Data

tdh

toe

tce

tnxtc

H'71

tceh

tds

H'71

tceh

Figure 22.22 Status Read Mode Timing Waveforms

Table 22.19 Status Read Mode Return Commands

Pin Name

FO7

FO6

FO5

FO4

FO3

FO2

FO1

FO0

Attribute

Normal

end

identification

Command

error

Program-

ming error

Erase

error

——

Program-

ming or

erase count

exceeded

Effective

address

error

Initial value 0

Indications Normal

end: 0

Abnormal

end: 1

Command

error: 1

Otherwise: 0

Program-

ming

error: 1

Otherwise: 0

Erase

error: 1

Otherwise: 0

——

Count

exceeded: 1

Otherwise: 0

Effective

address

error: 1

Otherwise: 0

Note:

FO2 and FO3 are undefined.

22.10.8

Status Polling

• The FO7 status polling flag indicates the operating status in auto-program or auto-erase mode.

• The FO6 status polling flag indicates a normal or abnormal end in auto-program or auto-erase

mode.

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