JPS6355643U - - Google Patents
Info
- Publication number
- JPS6355643U JPS6355643U JP14801586U JP14801586U JPS6355643U JP S6355643 U JPS6355643 U JP S6355643U JP 14801586 U JP14801586 U JP 14801586U JP 14801586 U JP14801586 U JP 14801586U JP S6355643 U JPS6355643 U JP S6355643U
- Authority
- JP
- Japan
- Prior art keywords
- speed data
- area
- low
- data communication
- transmission
- 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 10
- 238000010586 diagram Methods 0.000 description 4
Landscapes
- Communication Control (AREA)
- Multi Processors (AREA)
- Computer And Data Communications (AREA)
Description
第１図は本考案の１実施例に係わるデータ通信
装置に使用される２ポートＲＡＭの区分説明図、
第２図は低速用データ送受信領域の構成図、第３
図は低速用データ送信領域におけるデータ処理の
フローチヤート、第４図は低速用データ受信領域
におけるデータ処理のフローチヤート、第５図は
マルチステーシヨン通信における２ポートＲＡＭ
の割付説明図、第６図は従来の２ポートＲＡＭを
使用したデータ通信装置の構成図、第７図は２ポ
ートＲＡＭのデータ種割付説明図である。
３，３′…２ポートＲＡＭ、１１，１２′…高
速用データ送信領域、１２，１１′…高速用デー
タ受信領域、１３，１４′…低速用データ送信領
域、１４，１３′…低速用データ受信領域、１６
…高速用データ通信領域、１７…低速用データ通
信領域。
FIG. 1 is an explanatory diagram of the classification of a 2-port RAM used in a data communication device according to an embodiment of the present invention;
Figure 2 is a configuration diagram of the low-speed data transmission and reception area, Figure 3
The figure is a flowchart of data processing in the low-speed data transmission area, Figure 4 is a flowchart of data processing in the low-speed data reception area, and Figure 5 is a 2-port RAM in multi-station communication.
FIG. 6 is a configuration diagram of a data communication device using a conventional 2-port RAM, and FIG. 7 is an explanatory diagram of data type assignment of the 2-port RAM. 3, 3'...2 port RAM, 11, 12'...High speed data transmission area, 12, 11'...High speed data reception area, 13, 14'...Low speed data transmission area, 14, 13'...Low speed data Receiving area, 16
...High-speed data communication area, 17...Low-speed data communication area.
Claims (1)
て上記２ポートＲＡＭを高速用データ通信領域と
低速用データ通信領域とに区別するとともに、該
高速用データ通信領域を高速用データ送信領域お
よび高速用データ受信領域にて、該低速用データ
通信領域を低速用データ送信領域および低速用デ
ータ受信領域にて構成し、かつ該低速用データ送
信領域にはデータ種識別手段およびデータ送信開
始伝達手段、該低速用データ受信領域にはデータ
種識別手段およびデータ受信完了伝達手段を備え
たことを特徴とするデータ通信装置。 In a data communication device using a 2-port RAM, the 2-port RAM is divided into a high-speed data communication area and a low-speed data communication area, and the high-speed data communication area is divided into a high-speed data transmission area and a high-speed data reception area. The low-speed data communication area is composed of a low-speed data transmission area and a low-speed data reception area, and the low-speed data transmission area includes data type identification means, data transmission start transmission means, and the low-speed data. A data communication device characterized in that a reception area is provided with data type identification means and data reception completion transmission means.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14801586U JPS6355643U (en) | 1986-09-27 | 1986-09-27 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14801586U JPS6355643U (en) | 1986-09-27 | 1986-09-27 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6355643U true JPS6355643U (en) | 1988-04-14 |
Family
ID=31061900
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14801586U Pending JPS6355643U (en) | 1986-09-27 | 1986-09-27 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6355643U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0345049A (en) * | 1989-07-13 | 1991-02-26 | Toshiba Corp | Data transmission |
-
1986
- 1986-09-27 JP JP14801586U patent/JPS6355643U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0345049A (en) * | 1989-07-13 | 1991-02-26 | Toshiba Corp | Data transmission |
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