CN105371820A - Altitude altimeter - Google Patents
Altitude altimeter Download PDFInfo
- Publication number
- CN105371820A CN105371820A CN201510967539.9A CN201510967539A CN105371820A CN 105371820 A CN105371820 A CN 105371820A CN 201510967539 A CN201510967539 A CN 201510967539A CN 105371820 A CN105371820 A CN 105371820A
- Authority
- CN
- China
- Prior art keywords
- pin
- chip computer
- computer module
- module
- sea level
- 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
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Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C5/00—Measuring height; Measuring distances transverse to line of sight; Levelling between separated points; Surveyors' levels
- G01C5/06—Measuring height; Measuring distances transverse to line of sight; Levelling between separated points; Surveyors' levels by using barometric means
Abstract
The invention discloses an altitude altimeter. The altitude altimeter comprises a casing, wherein a circuit board is arranged in the casing and comprises an atmospheric pressure sensor module, a single chip microcomputer module and a display module; the atmospheric pressure sensor module converts atmospheric pressure signals into electric signals and transmits the signals to the single chip microcomputer module; the single chip microcomputer module receives the signals of the atmospheric pressure sensor module and converts the signals into current altitude; the display module receives the signals of the single chip microcomputer module and displays the current altitude. The altitude altimeter is small, exquisite, handy, lower in cost and stable in performance and facilitates implementation.
Description
Technical field
What the present invention relates to is a kind of use for laboratory sea level elevation meter.
Background technology
The industrial applicability of unmanned plane is very extensive, and many School of High Profession Technology, all unmanned plane specialty is offered in plan.But unmanned plane expensive, on unmanned plane, the price of each quasi-instrument is higher, the problem of the very headache of this Ye Shi School of High Profession Technology.Thus, how reducing unmanned plane cost, is the current large problem being wrapped in School of High Profession Technology mind.Wherein sea level elevation parameter is the important parameter of unmanned plane, reduces costs and can start with from sea level elevation surveying instrument.
Summary of the invention
The present invention is directed to existing deficiency, sea level elevation meter is provided, can reduce costs.For achieving the above object, the present invention adopts technical scheme to be:
Sea level elevation meter, comprises shell, is provided with circuit board in shell, and described circuit board comprises gas pressure sensor module, one-chip computer module and display module, gas pressure sensor module, atmospheric pressure signal is converted into electric signal and gives one-chip computer module; One-chip computer module, receives the signal of gas pressure sensor module, and is converted to sea level elevation at that time; Display module, receives the signal of one-chip computer module, sea level elevation is at that time shown.
Described gas pressure sensor module comprises BMP850 chip, and No. 1 pin of BMP850 meets 2.5V, No. 6 pin ground connection, and No. 2 pin and No. 3 pin meet 2.5V respectively through 5.1K resistance, and meanwhile, No. 2 pin are connected with P1.0 mouth with the P1.1 mouth of one-chip computer module respectively with No. 3 pin.
Described one-chip computer module comprises STC89C52 single-chip microcomputer, the crystal oscillator of 11.0592 is connected in parallel on No. 18 pin and No. 19 pin of STC89C52, No. 18 pin and No. 19 pin are respectively through 30pF capacity earth, and No. 9 paralleling switches between pin and+5V and 0.1uF electric capacity, No. 9 pin are through 10K resistance eutral grounding.
Described display module comprises LCD12864, No. 1 pin of LCD12864 and No. 20 pin ground connection, No. 2 pin and No. 19 pin meet+5V, No. 18 pin meet+5V through 10K slide rheostat, the centre tap of slide rheostat connects No. 3 pin, No. 4 pin, No. 5 pin, No. 6 pin connect P2.5, P2.6, P2.7 mouth of one-chip computer module successively, the 7-14 pin of LCD12864 connects the P0.0-P0.7 mouth of one-chip computer module successively, No. 15 pin of LCD12864 connect the P2.4 mouth of one-chip computer module, No. 16 pin are unsettled, and No. 17 pin connect the P2.2 pin of one-chip computer module.
Beneficial effect of the present invention: the present invention is small and exquisite nimble, and price is lower, stable performance, is easy to realize.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention;
Fig. 2 is the circuit diagram of gas pressure sensor module of the present invention;
Fig. 3 is the circuit diagram of one-chip computer module of the present invention;
Fig. 4 is the circuit diagram of display module of the present invention.
Embodiment
The present invention is specifically introduced as follows below in conjunction with drawings and Examples:
Sea level elevation meter, comprises shell, is provided with circuit board in shell, and described circuit board comprises gas pressure sensor module, one-chip computer module and display module, gas pressure sensor module, atmospheric pressure signal is converted into electric signal and gives one-chip computer module; One-chip computer module, receives the signal of gas pressure sensor module, and is converted to sea level elevation at that time; Display module, receives the signal of one-chip computer module, sea level elevation is at that time shown.
Described gas pressure sensor module comprises BMP850 chip, and No. 1 pin of BMP850 meets 2.5V, No. 6 pin ground connection, and No. 2 pin and No. 3 pin meet 2.5V respectively through 5.1K resistance, and meanwhile, No. 2 pin are connected with P1.0 mouth with the P1.1 mouth of one-chip computer module respectively with No. 3 pin.
Described one-chip computer module comprises STC89C52 single-chip microcomputer, the crystal oscillator of 11.0592 is connected in parallel on No. 18 pin and No. 19 pin of STC89C52, No. 18 pin and No. 19 pin are respectively through 30pF capacity earth, and No. 9 paralleling switches between pin and+5V and 0.1uF electric capacity, No. 9 pin are through 10K resistance eutral grounding.
Described display module comprises LCD12864, No. 1 pin of LCD12864 and No. 20 pin ground connection, No. 2 pin and No. 19 pin meet+5V, No. 18 pin meet+5V through 10K slide rheostat, the centre tap of slide rheostat connects No. 3 pin, No. 4 pin, No. 5 pin, No. 6 pin connect P2.5, P2.6, P2.7 mouth of one-chip computer module successively, the 7-14 pin of LCD12864 connects the P0.0-P0.7 mouth of one-chip computer module successively, No. 15 pin of LCD12864 connect the P2.4 mouth of one-chip computer module, No. 16 pin are unsettled, and No. 17 pin connect the P2.2 pin of one-chip computer module.
Below disclose the present invention with preferred embodiment, so it is not intended to limiting the invention, and all technical schemes taking the form of equivalent replacement or equivalent transformation to obtain, all drop within protection scope of the present invention.
Claims (4)
1. sea level elevation meter, comprises shell, is provided with circuit board in shell, it is characterized in that described circuit board comprises gas pressure sensor module, one-chip computer module and display module,
Gas pressure sensor module, is converted into electric signal by atmospheric pressure signal and gives one-chip computer module;
One-chip computer module, receives the signal of gas pressure sensor module, and is converted to sea level elevation at that time;
Display module, receives the signal of one-chip computer module, sea level elevation is at that time shown.
2. sea level elevation meter according to claim 1, it is characterized in that described gas pressure sensor module comprises BMP850 chip, No. 1 pin of BMP850 meets 2.5V, No. 6 pin ground connection, No. 2 pin and No. 3 pin meet 2.5V respectively through 5.1K resistance, meanwhile, No. 2 pin are connected with P1.0 mouth with the P1.1 mouth of one-chip computer module respectively with No. 3 pin.
3. sea level elevation meter according to claim 1, it is characterized in that described one-chip computer module comprises STC89C52 single-chip microcomputer, the crystal oscillator of 11.0592 is connected in parallel on No. 18 pin and No. 19 pin of STC89C52, No. 18 pin and No. 19 pin are respectively through 30pF capacity earth, No. 9 paralleling switches between pin and+5V and 0.1uF electric capacity, No. 9 pin are through 10K resistance eutral grounding.
4. sea level elevation meter according to claim 1, it is characterized in that described display module comprises LCD12864, No. 1 pin of LCD12864 and No. 20 pin ground connection, No. 2 pin and No. 19 pin meet+5V, No. 18 pin meet+5V through 10K slide rheostat, the centre tap of slide rheostat connects No. 3 pin, No. 4 pin, No. 5 pin, No. 6 pin meet the P2.5 of one-chip computer module successively, P2.6, P2.7 mouth, the 7-14 pin of LCD12864 connects the P0.0-P0.7 mouth of one-chip computer module successively, No. 15 pin of LCD12864 connect the P2.4 mouth of one-chip computer module, No. 16 pin are unsettled, No. 17 pin connect the P2.2 pin of one-chip computer module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510967539.9A CN105371820A (en) | 2015-12-22 | 2015-12-22 | Altitude altimeter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510967539.9A CN105371820A (en) | 2015-12-22 | 2015-12-22 | Altitude altimeter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105371820A true CN105371820A (en) | 2016-03-02 |
Family
ID=55374230
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510967539.9A Pending CN105371820A (en) | 2015-12-22 | 2015-12-22 | Altitude altimeter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105371820A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019137363A1 (en) * | 2018-01-11 | 2019-07-18 | 常州市派腾电子技术服务有限公司 | Altitude obtaining circuit and electronic cigarette |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202255366U (en) * | 2011-10-26 | 2012-05-30 | 中国矿业大学 | Air pressure altimeter |
| CN102878981A (en) * | 2011-07-14 | 2013-01-16 | 苏州经贸职业技术学院 | Barometric altimeter |
| CN103712599A (en) * | 2013-12-27 | 2014-04-09 | 南京信息工程大学 | Relative height measuring device and method |
-
2015
- 2015-12-22 CN CN201510967539.9A patent/CN105371820A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102878981A (en) * | 2011-07-14 | 2013-01-16 | 苏州经贸职业技术学院 | Barometric altimeter |
| CN202255366U (en) * | 2011-10-26 | 2012-05-30 | 中国矿业大学 | Air pressure altimeter |
| CN103712599A (en) * | 2013-12-27 | 2014-04-09 | 南京信息工程大学 | Relative height measuring device and method |
Non-Patent Citations (1)
| Title |
|---|
| 伊大成: ""一款带有数字温度显示的精密气压/高度计"", 《电子制作》 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019137363A1 (en) * | 2018-01-11 | 2019-07-18 | 常州市派腾电子技术服务有限公司 | Altitude obtaining circuit and electronic cigarette |
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Application publication date: 20160302 |
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| WD01 | Invention patent application deemed withdrawn after publication |