Typos fixed
This commit is contained in:
@@ -41,7 +41,7 @@ All notable changes to this project will be documented in this file.
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- ModBus read register 14: Status bits
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- ModBus coil register 0 : enable/disable heather algorithm
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## [0.2.2] - 2023-01-21
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## [0.2.2] - 2024-01-21
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### Fixed
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@@ -68,7 +68,7 @@ $if(title)$
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$endif$
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$if(website)$
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<li>
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<a href="$website$">Back</a>
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<a href="$page_back$">Back</a>
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</li>
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$endif$
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</ul>
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@@ -63,10 +63,10 @@
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<a href="./weather_station.pdf">PDF version</a>
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</li>
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<li>
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<a href="https://git.meezenest.nl/">Git repo</a>
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<a href="https://git.meezenest.nl/marcel/weather_station">Git repo</a>
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</li>
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<li>
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<a href="https://meezenest.nl/mees/">Back</a>
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<a href="https://meezenest.nl/mees/weather_station.html">Back</a>
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</li>
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</ul>
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@@ -512,7 +512,8 @@ alt="Microcontroller" />
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</figure>
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<p>Both the signals from the rain meter and the cup anemometer are
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connected to interrupt pins of the micro-controller. The signal from the
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rain meter is lightly filtered by C8.</p>
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rain meter is lightly filtered by C8. The output of the wind vane is
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connectd to an analog input of the micro-controller.</p>
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<p>The ModBus address can be set by DIP switch J9.</p>
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<h1 id="theory-of-operation---software">Theory of operation -
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Software</h1>
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@@ -774,10 +775,10 @@ by 10 or 100 to get the floating point values.</p>
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<h1 id="prototype">Prototype</h1>
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<p>I wanted to locate the weather station at about 100 meters from the
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house. That meant that interfacing the weather station was not just a
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matter of connecting a wire to it. And 100 meters is a bit much for a
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wifi connection either. As I already had experience with LoRa I opted
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for that. But not LoRaWAN, but LoRa APRS. This is a ham radio network
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that I often use. I even run my own digipeater. So LoRa APRS it is.</p>
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matter of connecting a wire to it. And 100 meters is also a bit much for
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a wifi connection. As I already had experience with LoRa I opted for
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that. But not LoRaWAN, but LoRa APRS. This is a ham radio network that I
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often use. I even run my own digipeater. So LoRa APRS it is.</p>
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<figure>
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<img src="./images/prototype_block_diagram.svg"
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title="Block diagram of the prototype"
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@@ -4,9 +4,10 @@ subtitle: with ModBus RTU interface
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author: M.T. Konstapel
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date: 2024-01-22
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website: https://meezenest.nl/mees/
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page_back: https://meezenest.nl/mees/weather_station.html
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logo: ./images/mees_logo.svg
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pdf_version: ./weather_station.pdf
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git_repo: https://git.meezenest.nl/
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git_repo: https://git.meezenest.nl/marcel/weather_station
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numbersections: true
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# Formatting:
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geometry: "a4paper, left=2.0cm, right=2.0cm, top=1.9cm, bottom=2.54cm"
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@@ -210,7 +211,7 @@ The heart of the circuit is an Arduino Pro Mini, which is basically an Atmel ATm
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Both the signals from the rain meter and the cup anemometer are connected to interrupt pins of the micro-controller. The signal from the rain meter is lightly filtered by C8.
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Both the signals from the rain meter and the cup anemometer are connected to interrupt pins of the micro-controller. The signal from the rain meter is lightly filtered by C8. The output of the wind vane is connectd to an analog input of the micro-controller.
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The ModBus address can be set by DIP switch J9.
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@@ -319,7 +320,7 @@ Output coils registers are numbered 1 to 9999 but have data addresses 0x000 to 0
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# Prototype
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I wanted to locate the weather station at about 100 meters from the house. That meant that interfacing the weather station was not just a matter of connecting a wire to it. And 100 meters is a bit much for a wifi connection either. As I already had experience with LoRa I opted for that. But not LoRaWAN, but LoRa APRS. This is a ham radio network that I often use. I even run my own digipeater. So LoRa APRS it is.
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I wanted to locate the weather station at about 100 meters from the house. That meant that interfacing the weather station was not just a matter of connecting a wire to it. And 100 meters is also a bit much for a wifi connection. As I already had experience with LoRa I opted for that. But not LoRaWAN, but LoRa APRS. This is a ham radio network that I often use. I even run my own digipeater. So LoRa APRS it is.
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