JPS6251599U - - Google Patents
Info
- Publication number
- JPS6251599U JPS6251599U JP12799786U JP12799786U JPS6251599U JP S6251599 U JPS6251599 U JP S6251599U JP 12799786 U JP12799786 U JP 12799786U JP 12799786 U JP12799786 U JP 12799786U JP S6251599 U JPS6251599 U JP S6251599U
- Authority
- JP
- Japan
- Prior art keywords
- memory
- address signals
- semiconductor read
- addresses
- mask
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 239000004065 semiconductor Substances 0.000 claims 2
- 238000010586 diagram Methods 0.000 description 1
Description
第１図は漢字キヤラクタージエネレーターＲＯ
Ｍの使用例と漢字文字「亜」の表示方法、第２図
ａ〜ｃは漢字文字「田」，「井」，「士」の表示
方法を示し、第３図は従来のＲＯＭの概略回路図
、第４図は本考案の一実施例を示すＲＯＭの概略
回路図である。
１，２，３……漢字キヤラクタージエネレータ
ーＲＯＭ、４〜２１……漢字キヤラクタージエネ
レーターＲＯＭの各々のデータ出力、２２〜２８
……漢字キヤラクタージエネレーターＲＯＭの各
々のアドレス入力信号。
Figure 1 is the kanji character generator RO
An example of the use of M and how to display the kanji character ``A''. Figures 2 a to c show how to display the kanji characters ``田'', ``I'', and ``shi'', and Figure 3 shows a schematic circuit of a conventional ROM. 4 are schematic circuit diagrams of a ROM showing an embodiment of the present invention. 1, 2, 3...Kanji character generator ROM, 4-21...Data output of each of the kanji character generator ROM, 22-28
...Each address input signal of the kanji character generator ROM.
Claims (1)
量に所要のアドレス信号数よりも多くのアドレス
信号をもち、かつそのアドレスの選択組合せを任
意に行なえるようにしたことを特徴とするマスク
書込み式半導体読出し専用メモリ。 A mask-writing type semiconductor read-only memory characterized in that the semiconductor read-only memory has more address signals than the number of address signals required for the memory capacity, and the addresses can be arbitrarily selected and combined. .
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12799786U JPS6251599U (en) | 1986-08-22 | 1986-08-22 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12799786U JPS6251599U (en) | 1986-08-22 | 1986-08-22 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6251599U true JPS6251599U (en) | 1987-03-31 |
Family
ID=31023266
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12799786U Pending JPS6251599U (en) | 1986-08-22 | 1986-08-22 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6251599U (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5034180A (en) * | 1973-07-27 | 1975-04-02 | ||
| JPS515929A (en) * | 1974-07-03 | 1976-01-19 | Canon Kk |
-
1986
- 1986-08-22 JP JP12799786U patent/JPS6251599U/ja active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5034180A (en) * | 1973-07-27 | 1975-04-02 | ||
| JPS515929A (en) * | 1974-07-03 | 1976-01-19 | Canon Kk |
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