JPH0330148U - - Google Patents
Info
- Publication number
- JPH0330148U JPH0330148U JP8931789U JP8931789U JPH0330148U JP H0330148 U JPH0330148 U JP H0330148U JP 8931789 U JP8931789 U JP 8931789U JP 8931789 U JP8931789 U JP 8931789U JP H0330148 U JPH0330148 U JP H0330148U
- Authority
- JP
- Japan
- Prior art keywords
- processing
- program
- rom
- micro rom
- instruction
- 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 2
Description
第１図は本考案の一実施例を示すシングルチツ
プマイクロコンピユータのブロツク図、第２図は
従来の一例を示すシングルチツプマイクロコンピ
ユータのブロツク図である。
１…入出力回路、２…演算回路、３ａ…ユーザ
ーマイクロＲＯＭ、３ｂ…固定マイクロＲＯＭ、
４…ＲＯＭ、５…ユーザープログラムＲＯＭ、６
…制御回路。
FIG. 1 is a block diagram of a single-chip microcomputer showing an embodiment of the present invention, and FIG. 2 is a block diagram of a single-chip microcomputer showing a conventional example. 1... Input/output circuit, 2... Arithmetic circuit, 3a... User micro ROM, 3b... Fixed micro ROM,
4...ROM, 5...User program ROM, 6
...control circuit.
Claims (1)
各種演算やデータ処理を行なう演算回路と、演算
データや処理データを一時記憶するＲＡＭと、ユ
ーザープログラムを格納するプログラムＲＯＭと
、前記ユーザープログラム中の命令にしたがつて
決められた処理プログラムを実行する第一のマイ
クロＲＯＭと、前記ユーザープログラム中の特定
命令にしたがつてユーザーが設定した処理プログ
ラムを実行する第二のマイクロＲＯＭと、前記ユ
ーザープログラム中の命令が固有の命令か特定命
令かを判断し且つ前記第一のマイクロＲＯＭによ
る処理か第二のマイクロＲＯＭによる処理かを制
御する制御回路とを有することを特徴とするシン
グルチツプマイクロコンピユータ。 an input/output circuit, an arithmetic circuit that is connected to the input/output circuit and performs various calculations and data processing, a RAM that temporarily stores calculation data and processing data, a program ROM that stores a user program, and a a first micro ROM that executes a processing program determined according to instructions; a second micro ROM that executes a processing program set by the user according to a specific instruction in the user program; and the user program. A single-chip microcomputer comprising a control circuit for determining whether an instruction therein is a unique instruction or a specific instruction, and for controlling whether processing is performed by the first micro ROM or the second micro ROM.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8931789U JPH0330148U (en) | 1989-07-28 | 1989-07-28 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8931789U JPH0330148U (en) | 1989-07-28 | 1989-07-28 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0330148U true JPH0330148U (en) | 1991-03-25 |
Family
ID=31638900
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8931789U Pending JPH0330148U (en) | 1989-07-28 | 1989-07-28 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0330148U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103654036A (en) * | 2013-12-10 | 2014-03-26 | 吴江发源纺织有限公司 | Light wake-up health care pillow |
-
1989
- 1989-07-28 JP JP8931789U patent/JPH0330148U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103654036A (en) * | 2013-12-10 | 2014-03-26 | 吴江发源纺织有限公司 | Light wake-up health care pillow |
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