JPS6331639U - - Google Patents
Info
- Publication number
- JPS6331639U JPS6331639U JP1986124780U JP12478086U JPS6331639U JP S6331639 U JPS6331639 U JP S6331639U JP 1986124780 U JP1986124780 U JP 1986124780U JP 12478086 U JP12478086 U JP 12478086U JP S6331639 U JPS6331639 U JP S6331639U
- Authority
- JP
- Japan
- Prior art keywords
- circuit
- data transmission
- connect
- monitor
- transmission path
- 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
- 230000005540 biological transmission Effects 0.000 claims description 7
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Dc Digital Transmission (AREA)
- Maintenance And Management Of Digital Transmission (AREA)
- Monitoring And Testing Of Transmission In General (AREA)
- Bidirectional Digital Transmission (AREA)
Description
第１図は、この考案の一実施例を示す半二重デ
ータ伝送のモニタ回路の接続図、第２図ａ，ｂ，
ｃは、同モニタ回路の動作を説明するための波形
タイムチヤート、第３図は、従来のモニタ回路の
回路図である。
３・４：データ伝送路、５：コモン伝送路、６
：ブリツジ、Ｄ１……Ｄ４：ダイオード、Ｒ：抵
抗、７：モニタ。
Fig. 1 is a connection diagram of a half-duplex data transmission monitor circuit showing an embodiment of this invention; Fig. 2 a, b,
c is a waveform time chart for explaining the operation of the monitor circuit, and FIG. 3 is a circuit diagram of a conventional monitor circuit. 3/4: Data transmission line, 5: Common transmission line, 6
: Bridge, D1 ... D4 : Diode, R: Resistor, 7: Monitor.
Claims (1)
接続した第１回路、第２回路及びこれら第１回路
、第２回路に並列に接続した抵抗からなるブリツ
ジ回路を備え、前記第１回路のダイオードの接続
中点をデータ伝送路の一方に、前記第２回路のダ
イオードの接続中点をデータ伝送路の他方に接続
し、かつブリツジの一端をモニタに、モニタの他
端をデータ伝送路のコモンラインに接続するよう
にした半二重データ伝送のモニタ回路。 A bridge circuit comprising a first circuit and a second circuit each having two diodes connected in series in the same direction, and a resistor connected in parallel to the first circuit and the second circuit, and connecting the diodes of the first circuit. Connect the midpoint of the connection of the diode of the second circuit to the other side of the data transmission path, connect the midpoint to one side of the data transmission path, connect one end of the bridge to the monitor, and connect the other end of the monitor to the common line of the data transmission path. Monitor circuit for half-duplex data transmission.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1986124780U JPS6331639U (en) | 1986-08-13 | 1986-08-13 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1986124780U JPS6331639U (en) | 1986-08-13 | 1986-08-13 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6331639U true JPS6331639U (en) | 1988-03-01 |
Family
ID=31017112
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1986124780U Pending JPS6331639U (en) | 1986-08-13 | 1986-08-13 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6331639U (en) |
-
1986
- 1986-08-13 JP JP1986124780U patent/JPS6331639U/ja active Pending
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