JPH042144U

JPH042144U -

Info

Publication number: JPH042144U
Application number: JP4184590U
Authority: JP
Priority date: 1990-04-19
Filing date: 1990-04-19
Publication date: 1992-01-09

Description

[Brief explanation of the drawing]

第１図は、本考案の１実施例に係るノードコン
トローラのフローチヤート図、第２図は同じくホ
ストコントローラのフローチヤート図、第３図は
その場合のデータフオーマツト図、第４図はノー
ドコントローラのバツフアデータ例図、第５図は
従来のノードコントローラのソフト処理のフロー
チヤート、第６図は、従来のホストコントローラ
のソフト処理を示すフローチヤート、第７図は、
従来のデータ内容を示すデータフオーマツト図、
第８図はＬＡＮ構成図、第９図はノードコントロ
ーラブロツク図である。１……ホストコントローラ、２……ノードコン
トローラ、３……通信インタフエース、４……セ
ンサ、５……通信ケーブル、１１……ＣＰＵ、１
２……インタフエース、１３……メモリ、１４…
…タイマ。 FIG. 1 is a flowchart of a node controller according to an embodiment of the present invention, FIG. 2 is a flowchart of a host controller, FIG. 3 is a data format diagram for that case, and FIG. 4 is a diagram of a node controller. FIG. 5 is a flowchart of software processing of a conventional node controller, FIG. 6 is a flowchart of software processing of a conventional host controller, and FIG. 7 is a flowchart of software processing of a conventional host controller.
Data format diagram showing conventional data content,
FIG. 8 is a LAN configuration diagram, and FIG. 9 is a node controller block diagram. 1...Host controller, 2...Node controller, 3...Communication interface, 4...Sensor, 5...Communication cable, 11...CPU, 1
2...Interface, 13...Memory, 14...
...Timer.

Claims

[Scope of utility model registration request]

In a node controller that transmits measurement data to the host controller when called from a host controller, there is continuous same data detection means in the measured data, and continuous same data values exist after that when called from the host controller. 1. A polling data transmitting device comprising: transmission control means for transmitting data with added information to a host controller.