JPS55134422A - Signal transmission system - Google Patents
Signal transmission systemInfo
- Publication number
- JPS55134422A JPS55134422A JP3985179A JP3985179A JPS55134422A JP S55134422 A JPS55134422 A JP S55134422A JP 3985179 A JP3985179 A JP 3985179A JP 3985179 A JP3985179 A JP 3985179A JP S55134422 A JPS55134422 A JP S55134422A
- Authority
- JP
- Japan
- Prior art keywords
- signal
- unit
- connection
- signal line
- equipment
- 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
- Multi Processors (AREA)
- Information Transfer Systems (AREA)
Abstract
PURPOSE: To perform high-reliability signal transmission by transmitting and receiving a private signal with an individual signal line and another signal line, which is used at the transmission/receiving timing, in the duplex system.
CONSTITUTION: If a connection request to terminal equipment 301 is generated from processing unit 101 through connection request signal line 401 and equipment 301 is idle, connection acceptance enable/diable signal 151 from control circuit 140 is accepted by connection request detection gate 121 and is held in FF131, and simultaneously, a connection response signal is returned to unit 101 through circuit 140. When receiving the response signal, unit 101 transfers information to equipment 301; however, when unit 101 monopolizes equipment 301 during a certain period, unit 101 transmits a signal to signal line 401 and private signal line 601 during the period at a prescribed timing. This signal is detected by private signal detection gate 111, and during this period, FF131 is not reset; and after completion of monopolization, FF131 is reset, and connection control unit 201 becomes a state where new connection requests from units 101W10n can be accepted.
COPYRIGHT: (C)1980,JPO&Japio
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP3985179A JPS55134422A (en) | 1979-04-04 | 1979-04-04 | Signal transmission system |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP3985179A JPS55134422A (en) | 1979-04-04 | 1979-04-04 | Signal transmission system |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS55134422A true JPS55134422A (en) | 1980-10-20 |
Family
ID=12564460
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP3985179A Pending JPS55134422A (en) | 1979-04-04 | 1979-04-04 | Signal transmission system |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS55134422A (en) |
-
1979
- 1979-04-04 JP JP3985179A patent/JPS55134422A/en active Pending
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