JPS61204257U - - Google Patents
Info
- Publication number
- JPS61204257U JPS61204257U JP8867085U JP8867085U JPS61204257U JP S61204257 U JPS61204257 U JP S61204257U JP 8867085 U JP8867085 U JP 8867085U JP 8867085 U JP8867085 U JP 8867085U JP S61204257 U JPS61204257 U JP S61204257U
- Authority
- JP
- Japan
- Prior art keywords
- address
- storage areas
- setting
- selection means
- microprogram
- 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
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Test And Diagnosis Of Digital Computers (AREA)
Description
第１図はこの考案の一実施例の回路構成を示す
ブロツク図である。
１１……通常処理用ＲＯＭ、「７」……共有領
域、「７′」……試験用プログラム領域、１２…
…テスト用回路、１３……アドレス用ラツチ回路
、１４……デコーダ、１５，１６……アンド回路
、１７……テスト入力端子、１８……インバータ
、１９……ワイヤード・オア回路。
FIG. 1 is a block diagram showing the circuit configuration of one embodiment of this invention. 11... ROM for normal processing, "7"... Shared area, "7'"... Test program area, 12...
... Test circuit, 13 ... Address latch circuit, 14 ... Decoder, 15, 16 ... AND circuit, 17 ... Test input terminal, 18 ... Inverter, 19 ... Wired OR circuit.
Claims (1)
ツサにおいて、通常の処理プログラムとテストプ
ログラムとを別々のアドレス空間となる記憶領域
に分離して設定させる設定手段と、上記通常の処
理プログラム及びテストプログラムのいずれかの
実行を選択する選択手段と、この選択手段に応じ
て上記分離された記憶領域いずれかのアドレス制
御を行なうアドレス制御手段とを具備したことを
特徴とするマイクロプログラム制御による電子機
器。 In a microprocessor configured with a one-chip LSI, a setting means for separating and setting a normal processing program and a test program in storage areas serving as separate address spaces; 1. An electronic device controlled by a microprogram, comprising: selection means for selecting execution; and address control means for controlling the address of one of the separated storage areas in accordance with the selection means.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8867085U JPS61204257U (en) | 1985-06-12 | 1985-06-12 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8867085U JPS61204257U (en) | 1985-06-12 | 1985-06-12 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS61204257U true JPS61204257U (en) | 1986-12-23 |
Family
ID=30642027
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8867085U Pending JPS61204257U (en) | 1985-06-12 | 1985-06-12 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61204257U (en) |
-
1985
- 1985-06-12 JP JP8867085U patent/JPS61204257U/ja active Pending
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