JPH02126443U - - Google Patents
Info
- Publication number
- JPH02126443U JPH02126443U JP1989032687U JP3268789U JPH02126443U JP H02126443 U JPH02126443 U JP H02126443U JP 1989032687 U JP1989032687 U JP 1989032687U JP 3268789 U JP3268789 U JP 3268789U JP H02126443 U JPH02126443 U JP H02126443U
- Authority
- JP
- Japan
- Prior art keywords
- output
- outputs
- data
- enable signal
- unit
- 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.)
- Granted
Links
- 230000005540 biological transmission Effects 0.000 claims 4
- 238000010586 diagram Methods 0.000 description 1
- 230000007274 generation of a signal involved in cell-cell signaling Effects 0.000 description 1
Landscapes
- Data Exchanges In Wide-Area Networks (AREA)
- Communication Control (AREA)
Description
第１図は、本考案の一実施例を示すブロツク図
。第２図、第３図は、第１図の実施例のタイミン
グチヤートである。
１１〜１８……ラインレシーバドライバ回路、
２……データエツジパルス発生回路、３……イネ
ーブル信号発生回路、４……ポラリテイーエンコ
ーダ回路、５……フリツプフロツプ回路、６……
セレクタ回路、７……制御回路、８……クロツク
生成回路、９……オアゲート回路、１０……アン
ドゲート回路。
FIG. 1 is a block diagram showing one embodiment of the present invention. 2 and 3 are timing charts of the embodiment shown in FIG. 1. 1 1 to 1 8 ... line receiver driver circuit,
2... Data edge pulse generation circuit, 3... Enable signal generation circuit, 4... Polarity encoder circuit, 5... Flip-flop circuit, 6...
Selector circuit, 7... Control circuit, 8... Clock generation circuit, 9... OR gate circuit, 10... AND gate circuit.
Claims (1)
可信号により出力データをこの伝送路に送信する
送受信部を複数備える入出力制御回路であつて、 前記それぞれの送受信部からの入力データのエ
ツジを検出してイネーブル信号を出力する発生部
と、 前記発生部からのイネーブル信号により、出力
データの送出の可／不可を示す許可信号を前記そ
れぞれの送受信部に出力する制御部と、 前記発生部からのイネーブル信号に基づいて選
択信号を出力するエンコーダ部と、 前記エンコーダ部からの選択信号により、前記
それぞれの送受信部からの入力データを選択して
出力データとして前記それぞれの送受信部に出力
するセレクタ部とを有することを特徴とする入出
力制御回路。[Claims for Utility Model Registration] An input/output control circuit comprising a plurality of transmitting/receiving units that receive and output input data from a transmission line and transmit output data to the transmission line in response to a permission signal, each of the above transmitting/receiving units a generating unit that detects an edge of input data from the unit and outputs an enable signal; and a generating unit that outputs an enable signal indicating whether transmission of the output data is possible or not to the respective transmitting/receiving units based on the enable signal from the generating unit. a control section; an encoder section that outputs a selection signal based on an enable signal from the generation section; and a selection signal from the encoder section to select input data from each of the transmission and reception sections and output the selected data as output data. An input/output control circuit comprising: a selector unit that outputs to a transmitter/receiver unit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989032687U JPH0713313Y2 (en) | 1989-03-24 | 1989-03-24 | Input/Output Control Circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989032687U JPH0713313Y2 (en) | 1989-03-24 | 1989-03-24 | Input/Output Control Circuit |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH02126443U true JPH02126443U (en) | 1990-10-18 |
| JPH0713313Y2 JPH0713313Y2 (en) | 1995-03-29 |
Family
ID=31535805
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1989032687U Expired - Lifetime JPH0713313Y2 (en) | 1989-03-24 | 1989-03-24 | Input/Output Control Circuit |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0713313Y2 (en) |
-
1989
- 1989-03-24 JP JP1989032687U patent/JPH0713313Y2/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0713313Y2 (en) | 1995-03-29 |
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