JPS5847929U - Bus contention prevention circuit - Google Patents
Bus contention prevention circuitInfo
- Publication number
- JPS5847929U JPS5847929U JP14091381U JP14091381U JPS5847929U JP S5847929 U JPS5847929 U JP S5847929U JP 14091381 U JP14091381 U JP 14091381U JP 14091381 U JP14091381 U JP 14091381U JP S5847929 U JPS5847929 U JP S5847929U
- Authority
- JP
- Japan
- Prior art keywords
- pass line
- prevention circuit
- bus contention
- contention prevention
- circuit
- 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
Landscapes
- Debugging And Monitoring (AREA)
- Small-Scale Networks (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図は本考案−実施例のバスコンテンション防止回路
の１例を示す図、第２図はコンパレータ回路の１例を示
す図である。
１：パスライン、２ニドライステートバツフア、３：コ
ンパレータ回路、４． ５：論理ブロック、６：バス終
端回路。FIG. 1 is a diagram showing an example of a bus contention prevention circuit according to an embodiment of the present invention, and FIG. 2 is a diagram showing an example of a comparator circuit. 1: Pass line, 2 dry state buffer, 3: Comparator circuit, 4. 5: Logic block, 6: Bus termination circuit.
Claims (1)
ックの出力回路にトライステートバッファを有し、かつ
パスラインの非使用時にパスラインを特定電圧に維持す
る終端回路を有するトライス享−トバス出力回路におい
て、上記パスラインに接続され、該パスラインの上記特
定電圧を検出し、上記トライステートバッファに作動信
号を送るコンパレータを有することを特徴とするバスコ
ンテンション防止回路。In a trice bus output circuit in which a plurality of logic blocks are connected to a pass line, the output circuit of the logic block has a tri-state buffer, and a termination circuit maintains the pass line at a specific voltage when the pass line is not used. , a bus contention prevention circuit comprising: a comparator connected to the pass line, detecting the specific voltage of the pass line, and sending an activation signal to the tri-state buffer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14091381U JPS5847929U (en) | 1981-09-22 | 1981-09-22 | Bus contention prevention circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14091381U JPS5847929U (en) | 1981-09-22 | 1981-09-22 | Bus contention prevention circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS5847929U true JPS5847929U (en) | 1983-03-31 |
Family
ID=29934047
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14091381U Pending JPS5847929U (en) | 1981-09-22 | 1981-09-22 | Bus contention prevention circuit |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5847929U (en) |
-
1981
- 1981-09-22 JP JP14091381U patent/JPS5847929U/en active Pending
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