JPH0189309U - - Google Patents
Info
- Publication number
- JPH0189309U JPH0189309U JP18369787U JP18369787U JPH0189309U JP H0189309 U JPH0189309 U JP H0189309U JP 18369787 U JP18369787 U JP 18369787U JP 18369787 U JP18369787 U JP 18369787U JP H0189309 U JPH0189309 U JP H0189309U
- Authority
- JP
- Japan
- Prior art keywords
- pressure sensor
- circuit
- driving
- predetermined cycle
- storage means
- 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
- 238000010586 diagram Methods 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 230000010355 oscillation Effects 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
Landscapes
- Measuring Fluid Pressure (AREA)
- Electric Clocks (AREA)
Description
第１図は、本考案の一実施例の回路構成を示す
ブロツク回路図、第２図は上記第１図における表
示装置の表示の変遷を示す図である。
１……発振回路、２……分周回路、３……時刻
計数回路、４，２５……ワンシヨツト回路、５…
…ＲＳフリツプフロツプ、６，９，１７……オア
ゲート、７，１０……アンドゲート、８，１１…
…カウンタ、１２……設定回路、１３……計測動
作時間設定回路、１４，１６……一致検出回路、
１５……サンプリング周期記憶回路、１８……圧
力センサ、１９……Ａ―Ｄ変換回路、２０……ラ
ツチ回路、２１……高度算出回路、２２……気圧
算出回路、２６……モードカウンタ、２７……表
示切替回路、２８……表示駆動回路、２９……表
示装置、ＳＭ……モード切換スイツチ。
FIG. 1 is a block circuit diagram showing the circuit configuration of an embodiment of the present invention, and FIG. 2 is a diagram showing changes in the display of the display device in FIG. 1. 1... Oscillation circuit, 2... Frequency dividing circuit, 3... Time counting circuit, 4, 25... One shot circuit, 5...
...RS flip-flop, 6,9,17...OR gate, 7,10...AND gate, 8,11...
... Counter, 12 ... Setting circuit, 13 ... Measurement operation time setting circuit, 14, 16 ... Coincidence detection circuit,
15...Sampling period storage circuit, 18...Pressure sensor, 19...A-D conversion circuit, 20...Latch circuit, 21...Altitude calculation circuit, 22...Atmospheric pressure calculation circuit, 26...Mode counter, 27 ...display switching circuit, 28...display drive circuit, 29...display device, SM...mode changeover switch.
Claims (1)
動手段と、 上記圧力センサの出力から測定値を求める手段
と、 外部から設定された時間を記憶する記憶手段と
、 外部操作スイツチと、 スイツチが操作されてから前記記憶手段に設定
記憶されている間前記所定周期より短かい周期で
前記圧力センサを駆動する第２の駆動手段とを備
えることを特徴とする圧力センサ付電子機器。[Scope of Claim for Utility Model Registration] A pressure sensor, a first driving means for driving the pressure sensor at a predetermined cycle, a means for obtaining a measured value from the output of the pressure sensor, and storing a time set from the outside. It is characterized by comprising a storage means, an external operation switch, and a second driving means that drives the pressure sensor at a cycle shorter than the predetermined cycle while the setting is stored in the storage means after the switch is operated. Electronic equipment with pressure sensors.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18369787U JPH0189309U (en) | 1987-12-03 | 1987-12-03 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18369787U JPH0189309U (en) | 1987-12-03 | 1987-12-03 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0189309U true JPH0189309U (en) | 1989-06-13 |
Family
ID=31475109
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP18369787U Pending JPH0189309U (en) | 1987-12-03 | 1987-12-03 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0189309U (en) |
-
1987
- 1987-12-03 JP JP18369787U patent/JPH0189309U/ja active Pending