JPS5851240U - digital thermometer - Google Patents

digital thermometer

Info

Publication number
JPS5851240U
JPS5851240U JP14669081U JP14669081U JPS5851240U JP S5851240 U JPS5851240 U JP S5851240U JP 14669081 U JP14669081 U JP 14669081U JP 14669081 U JP14669081 U JP 14669081U JP S5851240 U JPS5851240 U JP S5851240U
Authority
JP
Japan
Prior art keywords
section
output
digital
input
digital thermometer
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
Application number
JP14669081U
Other languages
Japanese (ja)
Inventor
三木　隆右
奥田　基
Original Assignee
松下電工株式会社
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by 松下電工株式会社 filed Critical 松下電工株式会社
Priority to JP14669081U priority Critical patent/JPS5851240U/en
Publication of JPS5851240U publication Critical patent/JPS5851240U/en
Pending legal-status Critical Current

Links

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

【図面の簡単な説明】[Brief explanation of the drawing]

図面は本考案の一実施例の回路図であり、１は温度セン
サー、４は差動増巾部、６はＡ／Ｄ変換部、７はタイマ
回路、９はディジタル表示部である。The drawing is a circuit diagram of an embodiment of the present invention, in which 1 is a temperature sensor, 4 is a differential amplification section, 6 is an A/D conversion section, 7 is a timer circuit, and 9 is a digital display section.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 温度センサーの出力変化に応じた電圧と、予め設定した
基準温度に対応せる電圧との差出力を得る差動増巾部と
、該差動増巾部の出力をＡ／Ｄ変換するＡ／Ｄ変換部と
、該Ａ／Ｄ変換部から発生するＢＣＤ出力によってディ
ジタル表示部を駆動するドライバ一部とからなるディジ
タル温度計において、ＡＩＤ変換部のサンプリングされ
た入力データの入力読み取り終了時に発生する入力読み
取り終了信号を入力して該入力時から一定時間後にＡ／
Ｄ変換部の入力読み取りスタート信号を発生させてＡ／
Ｄ変換部へ出力するタイマ回路部を具備して成るディジ
タル温度計。A differential amplification section that obtains a difference output between a voltage corresponding to a change in the output of the temperature sensor and a voltage corresponding to a preset reference temperature, and an A/D that converts the output of the differential amplification section from analog to digital. In a digital thermometer consisting of a converting section and a part of a driver that drives a digital display section using a BCD output generated from the A/D converting section, an input generated when input reading of sampled input data of the AID converting section is completed. After a certain period of time after inputting the reading end signal, the A/
Generates an input reading start signal for the D converter and converts the A/
A digital thermometer comprising a timer circuit section that outputs to a D conversion section.
JP14669081U 1981-09-30 1981-09-30 digital thermometer Pending JPS5851240U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP14669081U JPS5851240U (en) 1981-09-30 1981-09-30 digital thermometer

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP14669081U JPS5851240U (en) 1981-09-30 1981-09-30 digital thermometer

Publications (1)

Publication Number Publication Date
JPS5851240U true JPS5851240U (en) 1983-04-07

Family

ID=29939590

Family Applications (1)

Application Number Title Priority Date Filing Date
JP14669081U Pending JPS5851240U (en) 1981-09-30 1981-09-30 digital thermometer

Country Status (1)

Country Link
JP (1) JPS5851240U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0161289U (en) * 1987-10-12 1989-04-19

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5526736B2 (en) * 1973-12-14 1980-07-15

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5526736B2 (en) * 1973-12-14 1980-07-15

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0161289U (en) * 1987-10-12 1989-04-19
JPH0431346Y2 (en) * 1987-10-12 1992-07-28

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