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Building the Touch Screen : Find a Precise X Y Position
Instructions from Magic Frame : Turn Everything into a Touch Area
To improve the precision of the detection we are going to have to complexify the system by adding some LED on different digital ports of the board. As you can see on the pictures, I now have 15 LEDs (choose as many as you want) wired in a plastic brown...

Instructions
Instructions from DIY Ntrip Server and Reference Station Setup
DIY Onocoy Reference Station Setup GuideIn this guide, we’ll walk you through the process of setting up your own GPS Onocoy server using cost-effective hardware options and reliable GPS receivers. Whether you’re interested in enhancing the accuracy of...

Decoding Eddystone UID
Instructions from Bluetooth Beacon proximity gateway
Beforedecoding the advertisement data, we need to understand what isEddystone. Eddystone was created by Google as a open format to be used on Android and iPhone devices. On the format specification, 4 different format are described. Eddystone-UID – Used...

Pedal Wiring
Instructions from Pedalino™
Pedalino is designed to work with the majority of expression pedals on the market, but there are a few popular pedal types which are incompatible and need to use adapters in order to work with Pedalino. There is no recognized standard for footswitch...

SOLAR POWERED ARDUINO WEATHER STATION
Instructions from SOLAR POWERED ARDUINO WEATHER STATION
2. Making the Receiver :The receiver module receive the weather data by a RF receiver and it is processed by Arduino UNO .The processed data is displayed through a 20x4 char LCD display.You can also choose a 16x2 LCD also.The main reason for using a...

Turn on and Troubleshooting Notes
Instructions from Flea-Scope USB O-scope (18 Msps, $13 BoM, WebUSB)
I first visually look for shorts/opens, especially on the QFN or QFP and USB (shorts can be easily reworked with the Kester 2331-ZX flux pen; always clean and dry boards after rework; I use isopropyl alcohol and a toothbrush followed by running water)....

Simple digital watch
Instructions from Simple digital watch
Wiring the displayTo Wire the display you just need two wires for communication because it uses a I2C protocol and two for power so 4 in total. The two wires for the communication need to go to pin A4 and A5 and power to power. The wiring:A4 - SDAA5...

D.I.M.E.R PROJECT 6 DOF Robot Arm
Instructions from D.I.M.E.R PROJECT 6 DOF Robot Arm
Hello there!In Christmas I had a little more time to improve DIMER, improvements have been mainly two; motor drivers and two potentiometers to know their position and power programming.Drivers:In Bilbao maker fair another maker told me he had just found...

Bonus! Long-Range RFID Control
Instructions from Long Range RFID Controlled Dry Cleaner
When we got the conveyors, they also gave us thousands of dry-cleaner slips, and this beautiful device to organize them. How cool would it be if we could use the actual slips to command the machine around?Turns out there is some brand new consumer-level...

Wiring Up the Circuits
Instructions from Nunchuk Controlled Robotic Arm (with Arduino)
Once the structure is assembled, and Nunchuk connectors are finished, you'll be ready to wire up the circuits. I used the controll board shield that came along with my robotic arm kit. It makes the connection of the components easier, since it already...

Connections
Instructions from Autonomous Litter Detection Robot w/ Edge Impulse
// Connections // Raspberry Pi 4 : // L298N Motor Driver Module // GPIO 17 ----------------------- IN_1 // GPIO 27 ----------------------- IN_2 // GPIO 22 ----------------------- EN_A // GPIO 10 ----------------------- IN_3 // GPIO 9 -----------------------...

Code
Instructions from Electromagnetic Levitation Stabilization Apparatus
Open a laptop with the Arduino software (https://www.arduino.cc/en/Main/Software).Download the code from https://github.com/stressmaniac/ELSA or copy the code belowConnect the Arduino to the laptop using the USB 2.0 cable.Press the upload button on the...

HariFun#132 Sixteen Channel WiFi Remote
Instructions from HariFun#132 Sixteen Channel WiFi Remote
=== WebClient Sketch ===// PCF8574 WebClient, watches buttons and sends /inline?state=x to WebServer // Hari Wiguna, 2016 #include // Declare and set these two variables here or in an include file //const byte credentialCount = 2; //IMPORTANT! Change...

1. System Dynamics of the Ball Balancing Platform
Instructions from Adventures in state-space control, Arduino edition
Fortunately the dynamics of the table are not too complicated. Let the state, x, of the table include 2 variables, position and velocity, x and v. Given the relationship dx/dt = v, the state matrix equation is: The only way to control the position...

Add your own audio processing
Instructions from ESP32 as BT receiver with DSP-capabilities
Open main\bt_app_av.c Replace the function void bt_app_a2d_data_cb(const uint8_t *data, uint32_t len) with the following code: void bt_app_a2d_data_cb(const uint8_t *data, uint32_t len) { size_t bytes_written; uint8_t *mydat = malloc(len); if(mydat ==...

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