JPH0317836U - - Google Patents
Info
- Publication number
- JPH0317836U JPH0317836U JP7553689U JP7553689U JPH0317836U JP H0317836 U JPH0317836 U JP H0317836U JP 7553689 U JP7553689 U JP 7553689U JP 7553689 U JP7553689 U JP 7553689U JP H0317836 U JPH0317836 U JP H0317836U
- Authority
- JP
- Japan
- Prior art keywords
- ram
- built
- cpu
- data
- microcomputer
- 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
Landscapes
- Debugging And Monitoring (AREA)
- Microcomputers (AREA)
Description
第1図は本考案の一実施例の接続図、第2図は
従来の接続図である。
1…RAM内蔵マイコン、1a…CPU、1b
…内蔵RAM、2…ロジツクアナライザ、3…外
部RAM。
FIG. 1 is a connection diagram of an embodiment of the present invention, and FIG. 2 is a conventional connection diagram. 1...Microcomputer with built-in RAM, 1a...CPU, 1b
...Built-in RAM, 2...Logic analyzer, 3...External RAM.
Claims (1)
間のデータを測定器に入力してデバツグするRA
M内蔵マイコンの開発装置において、前記CPU
が前記内蔵RAMにデータを書き込む時は、前記
内蔵RAMと同一の記憶場所に同一データが記憶
され、前記CPUが前記内蔵RAMのデータを読
み込む時は、前記CPUの制御信号によつて前記
内蔵RAMと同一の記憶場所から前記測定器にデ
ータが出力される外部RAMを設けたことを特徴
とするRAM内蔵マイコンの開発装置。 RA that inputs data between the CPU of the microcomputer with built-in RAM and the built-in RAM into the measuring instrument for debugging.
In a development device for a microcomputer with a built-in M, the CPU
When writing data to the built-in RAM, the same data is stored in the same storage location as the built-in RAM, and when the CPU reads data from the built-in RAM, the built-in RAM is stored in accordance with a control signal from the CPU. A development device for a microcomputer with a built-in RAM, characterized in that an external RAM is provided for outputting data to the measuring instrument from the same storage location as the RAM.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP7553689U JPH0317836U (en) | 1989-06-29 | 1989-06-29 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP7553689U JPH0317836U (en) | 1989-06-29 | 1989-06-29 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPH0317836U true JPH0317836U (en) | 1991-02-21 |
Family
ID=31616196
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP7553689U Pending JPH0317836U (en) | 1989-06-29 | 1989-06-29 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH0317836U (en) |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS63106840A (en) * | 1986-10-24 | 1988-05-11 | Hitachi Ltd | Data processor unit |
-
1989
- 1989-06-29 JP JP7553689U patent/JPH0317836U/ja active Pending
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS63106840A (en) * | 1986-10-24 | 1988-05-11 | Hitachi Ltd | Data processor unit |
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