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#ESP32CAM – Client Python 🐍 app to view WebServer photos 📸
Hi ! Still learning with the ESP32 CAM board. In today’s post the scenario is simple: Create a client Python app to view remote photos from the ESP32 Cam Arduino device This is a super lower quality photo, but hey, still good enough ! This is a super simple Python and OpenCV app. Full code — read more
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#ESP32CAM – WebServer taking photos 📸 every N seconds #Arduino
Hi ! Still learning with the ESP32 CAM board. In today’s post the scenario is simple: Init the camera Init the local File System Take a photo every 5 seconds and store it in memory Creates an endpoint named [/photo] to return the last saved photo As the previous sample, I’ll write this using Visual — read more
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#ESP32CAM – Taking photos 📸 in the #Arduino board
Hi ! Still learning with the ESP32 CAM board. In today’s post the scenario is simple: Init the camera Take a photo Save the photo to the SD card As the previous sample, I’ll write this using Visual Studio Code and PlatformIO project, using the AI Thinker ESP-32CAM board. And yes, demo here is tricky, — read more
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#ESP32CAM – Host a webserver, render an HTML Page, trigger the Flash 🔦 in the #Arduino board
Hi ! Still learning with the ESP32 CAM board. In today’s post the scenario is simple: Connect the device to a WiFi network Run a webserver on the device Create an endpoint [/flash] Render a page on the host [port 80] with a button Turn on the Flash for 1 second when The endpoint receives — read more
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#ESP32CAM – Running a WebServer to Flash On 🔦🔦🔦 in the #Arduino board
Hi ! Still learning with the ESP32 CAM board. In today’s post the scenario is simple: Connect the device to a WiFi network Run a webserver on the device and create an endpoint [/flash] Turn on the Flash for 1 second when the endpoint receives a request. As the previous sample, I’ll write this using — read more
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#ESP32CAM – Flash on / Flash off 🔦🔦🔦
Hi ! Let’s start a series of posts using an ESP32 CAM board. I had this one from Amazon Canada. Wobekuy ESP32-CAM-MB WiFi Development Board OV2640 Camera Module -USB Interface CH340G USB to Serial Port I choosed this one, because it will avoid me the pain of wiring. So, 1st test, let’s turn the Flash — read more
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#Arduino – Arduino library for Azure IoT ☁️, and how I used to feed my 🐿️🐿️🐿️
Hi ! Here are some good news for Azure IoT and Arduino developers: we have a new library to work with Azure IoT in a simple way! The Azure IoT SDK for C library When you add this library to your Arduino IDE, you’re getting a fully tested set of APIs, documentation, and sample implementations — read more
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#WioTerminal – working with servos 🦾 @code and @PlatformIO_Org
Hi ! Today let’s review another started project, this scenario is to use a grove servo motor with Wio Terminal. We will review the code created with PlatformIO Labs in Visual Studio Code. The app is very simple When user press button A the servo motor will rotate to 0 degress and when user press — read more
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#WioTerminal – connecting to Wifi 📶, online information in TFT 📺 @code and @PlatformIO_Org
Hi ! I just migrated a sample Wio Terminal project from Arduino IDE to PlatformIO Labs in Visual Studio Code, and I think is a good idea to chat write it. The app will connect the device to a Wireless network and it will display the connect process progress on the device screen. Working demo — read more
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#WioTerminal – @code and PlatformIO, working with libraries in a zero-to-hero project ☁️🌧️☁️
Hi ! Yesterday, I shared a very simple project created with PlatformIO Labs in Visual Studio Code for a Wio Terminal. If you are used to work with the Arduino IDE, there are a couple of notes here that may help. Let’s start with a very simple program: Check RTL8720 Firmware Version This program is — read more
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#WioTerminal – Visual Studio Code and PlatformIO rocks ! 🤘 @code @PlatformIO_Org
Hi ! While working with Arduino or embedded systems, tools are a great part of the developers experience. PlatformIO Labs is an amazing set of tools for embedded systems, and it also works like a charm with Wio Terminal. A user-friendly and extensible integrated development environment (IDE) with a set of professional development instruments, providing — read more
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#WioTerminal – Training an 🗣️ audio recognition module. Running the model on the Device ⏯️
Hi ! 3rd post, to achive a simple goal: Use Wio Terminal microphone to recognize wake up words and open or close the Azure IoT Door 🚪 So, let’s start. Import samples and setup Arduino IDE In my previous post I explained how to record audio data and how to train the model in Edge — read more
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#WioTerminal – Open / Close the #DigitalTwin Door 🚪 using Wio Terminal buttons and Azure IoT ☁️ + Azure Functions ⚡
Hi ! My current goal is simple: Press Wio Terminal button A will open the Azure IoT Door, press B button will close the door. A demo video is available here: I already wrote about how to use the buttons, however, let’s refresh this. Using Wio Terminal Buttons We need to initialize the buttons, usually — read more
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#WioTerminal – Display a countdown progress bar 🚥 for the next #AzureIoT ☁️ refresh data call
Hi ! In today’s post I’ll share an scenario about: Display a custom progress bar in the Wio Terminal display. The progress bar is a count down until the next request to the Azure Function interacting with Azure Digital Twin. This is mostly working with strings to create a specific String() that represent the Progress — read more
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#WioTerminal – Posts to interact with a #DigitalTwin Door 🚪 with Azure IoT ☁️ and Azure Functions
Hi ! Here is the current set of posts on the integration between the Azure IoT door 🚪and my Wio Terminal. References Download Arduino IDE Wiki Seeed – Historgram Wiki Seeed – loading Images Wiki Seeed – Installing the File System Library Wiki Seed – Wifi Connectivity GitHub – Arduino_JSON Wikipedia – X BitMap — read more
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#WioTerminal – Display a #DigitalTwin Door 🚪 state using XBitmap with #AzureIoT ☁️.
Hi ! In today’s post I’ll share an scenario about: Display the state of a door (open / closed) using an XBitmap in Wio Terminal. The door state information come from an Azure Function interacting with Azure Digital Twin. In my previous posts I wrote on how to get data from an Azure Function and — read more
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#WioTerminal – Parsing JSON data from an #Azure ☁️ Function !
Hi ! In today’s post I’ll share an scenario about: Invoke an Azure Function to get JSON data, and Parse the JSON data Yesterday I wrote on how to invoke an Azure Function and get JSON data for my Digital Twin scenario. The response from the function is similar to this one: There are several — read more
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#WioTerminal – Getting JSON data from an #Azure ☁️ Function !
Hi ! In today’s post I’ll share an scenario about: Invoke an Azure Function to get JSON data In my Digital Twin scenario, I got an Azure Function that returns the current state of a Digital Twin door. The response from the function is similar to this one: So, once the Wio Terminal has internet — read more
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#WioTerminal – Connecting to Wifi 📶, display local IP and get ready for Azure ☁️ scenarios !
Hi ! Another fast post to cover a super important scenario: Connect to a Wifi network in the Wio Terminal. The code and implementation are extremely simple for this, and with a couple of lines of code, we can connect and also display the local IP. Source Code As usual, the full code is below — read more
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#WioTerminal – Buttons and Charts time 📊📉📊
Hi ! One of the amazing libraries we have to work with the Wio Terminal is one to create charts. And with, only 20 lines of code (or maybe more), we can create a simple app like this one with 3 bars, and every time you press one Button in the Wio Terminal, the bar — read more
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El Bruno 