en:aws
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en:aws [2014/08/18 18:58] – [Temperature] fluktuacia | en:aws [2015/01/27 11:50] – [Data recording] kaklik | ||
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=== Luminous flux === | === Luminous flux === | ||
- | Use of photovoltaic cell, measuring output in W/ | + | Use of a photovoltaic cell, measuring output in W/ |
=== UV index === | === UV index === | ||
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==== Chemical sensors ==== | ==== Chemical sensors ==== | ||
- | * Gas detection CO, CO2, N2... H2S, CH4.. [[http:// | + | * Gas detection CO, CO2, N2... H2S, CH4.. [[http:// |
* PH-meter | * PH-meter | ||
===== Communication interface ===== | ===== Communication interface ===== | ||
- | The weather station has several possibilities | + | The weather station has several possibilities |
==== RS232/RS485 ==== | ==== RS232/RS485 ==== | ||
- | Modules | + | Modules |
==== Ethernet ==== | ==== Ethernet ==== | ||
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=== I²C master === | === I²C master === | ||
- | In this case, the entire device acts as [[cs: | + | In this case, the entire device acts as [[cs: |
=== Emulated COM port === | === Emulated COM port === | ||
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- | ===== Reading of measured values ===== | + | ===== Reading of the measured values ===== |
This design offers a possibility of connecting variety of sensors, which are initialised at every station startup. It uses [[cs: | This design offers a possibility of connecting variety of sensors, which are initialised at every station startup. It uses [[cs: | ||
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===== Auto diagnostics ===== | ===== Auto diagnostics ===== | ||
- | Necessary | + | Still necessary |
- | * Wind direction can not change without speed indication | + | * Wind direction can not change without speed indication |
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===== Output data format ===== | ===== Output data format ===== | ||
- | Ideal output data should be compatible with of the already used meteorological data protocols: | + | Ideal output data should be compatible with one of the already used meteorological data protocols: |
* NMEA | * NMEA | ||
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==== Data recording ==== | ==== Data recording ==== | ||
- | Data measured by weather station should be recorded and displayed locally. That is why a program serving the weather station should run either on local computer or directly on weather station processor. In the latter case, the weather station would probably run a web server as well, which could provide local data previews and send them to collection | + | Data measured by weather station should be recorded and displayed locally. That is why a program serving the weather station should run either on local computer or directly on weather station processor. In the latter case, the weather station would probably run a web server as well, which could provide local data previews and send them to collecting |
The following list contains some of the most widespread Open-Source programs for local data recording and processing. | The following list contains some of the most widespread Open-Source programs for local data recording and processing. | ||
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[[http:// | [[http:// | ||
- | Our ideal program should be multi-platform with minimal operating requirements and with possibility of sending data to one of the global network of weather stations. The data should be, at the same time, locally backed up and they should be able to combine with data from other stations. Examples of such databases | + | Our ideal program should be multi-platform with minimal operating requirements and with possibility of sending data to one of the global network of weather stations. The data should be, at the same time, locally backed up and they should be able to combine with data from other stations. Examples of such database |
===== Examples of use ===== | ===== Examples of use ===== | ||
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* **ver** denotes the device and firmware version | * **ver** denotes the device and firmware version | ||
* **seq** is the serial number of a measurement | * **seq** is the serial number of a measurement | ||
- | * **temp[K]** denotes the temperature | + | * **temp[K]** denotes the temperature |
* **hum_temp[K]** - temperature from 1st humidity sensor | * **hum_temp[K]** - temperature from 1st humidity sensor | ||
* **hum[%]** - relative humidity measured by 1st humidity sensor | * **hum[%]** - relative humidity measured by 1st humidity sensor | ||
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This condition occurs after resetting the device. | This condition occurs after resetting the device. | ||
- | Following that, a new firmware can be send using a command listed below (either under root account or under account with absolute | + | Following that, a new firmware can be send using a command listed below (either under root account or under account with access to the serial line) |
$ echo uf > / | $ echo uf > / | ||
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* [[http:// | * [[http:// | ||
+ | * [[http:// | ||
* [[http:// | * [[http:// | ||
* [[http:// | * [[http:// |
en/aws.txt · Last modified: 2015/03/05 22:49 (external edit)