Using sevseg display with a delay
I've discovered that using a delay messes up the sevseg display (and I'm also learning it's better to use Millis instead of delay. But the only way I've figured out to make sevseg work with Millis is...
View ArticleAdafruit thermal printer printing only weird symbols
(topic deleted by author) 1 post - 1 participant Read full topic
View ArticleSSD1309 with SPI to Arduino Micro help
I have one of these generic Aliexpress 2.42in OLED displays that support both SPI and I2C. I have a smaller 0.96in I2C oled which I have been able to get running no problems but it is a touch small...
View ArticleWindows 7 Driver for Seeed XAIO SAMD
Not sure if this is the correct forum section, but here we go... I picked up a few of the Seeed XAIO SAMD controllers to see how well they would work. Windows didn't recognize them for driver purposes...
View ArticleError: invalid header file
Im have been trying to figure out why this error happens. I am working with tinkercad arudino IDE, which includes all the libraries. Sorry for this long code. #include <Servo.h> #include...
View ArticleCan I control the power pins?
As I can do with the digital pins enabling or disabling them with HIGH and LOW (digitalWrite), can I do something similar but with the Power Pins (including 5V and 3.3V)? 4 posts - 4 participants Read...
View ArticleUnable to connect my digispark Attiny85 to arduino IDE
I have never posted to this forum so please bare with me. I am in a real pickle. I had a project that requires a small MCU and I had a bunch of the Digispark ATtiny85's and i decided to use them. I...
View ArticleRc-switch to Sonoff RF Bridge 433 (tasmota)
I've messed around with Home Assistant and ESPHome for a number of years now. Relatively new to the Arduino platform but have some experience with rc-switch. Hoping someone can point me in the right...
View ArticleSparkFun ADS122C04 ADC Arduino Library nees Offset Error Routine
(topic deleted by author) 1 post - 1 participant Read full topic
View ArticlePCI only works with FTDI Connected
Hi all, hoping someone can help with an issue that has me stumped. I am using a Mini Pro to control two BLDC motor controllers and add remote control functionality. This requires me to have 3 devices...
View ArticleClik here to view.
Help with first project
Hello. I am wanting to use Arduino for a project. For the past week I've done some research, looked online, and asked in the discord. I have a final parts list, but as it is my first time, I'm afraid...
View ArticleUser defined #defines in to a library
I am working on "libraryising" some code I've written. The idea is to create a library which can then be used wherever required, in a wide variety of projects. I plan to share the library at some...
View ArticleDelayed output using Keyboard.println()
I'm attempting to create a 'button pad' for a game. My program seems to work Ok, but I noticed while testing in Notepad that when I use Keyboard.println("Button 1 pressed"); It only prints "some" of...
View ArticleClik here to view.
ILI9488 3.5" TFT Shield Displays Incorrect Colours
Hello, I'm fairly new to Arduinos and recently bought a 3.5" TFT Shield for use with a Mega 2560 off Amazon. Here is the link to the unit I purchased: 3.5 Inch 480 x320 TFT LCD SSD Touchscreen Shield...
View ArticleArduino GIGA R1 display shield LVGL examples/larger font
I am using Arduino IDE 2.2.1 on macOS with GIGA R1 WIFI with display shield LVGL and would like to change font sizes but I can't find mbed_giga/libraries/Arduino_H7_Video/src folder. And would like...
View ArticleClik here to view.
Drone esp32 et problème alim
Bonjour tout le monde ,je suis actuellement entrain de créer un drone maison a base de moteur a courant continu mini du même style que ceux qui sont sur les drones parrot mini . D'un esp32 s2 mini. Et...
View ArticleClik here to view.
Updating Values in Code using HTML Forms
This topic comes up quite a bit. Here's a tutorial that I followed to learn the basics.. I'm a big proponent of DRY and I hate copy-pasting a bunch of things into long lists so I started putting the...
View ArticleWhy is Serial not in camelCase?
Serial is an object of class HardwareSerial. The convention is to use camelCase for naming variables. Why is Serial not in camelCase? I know it's not technically needed to be, I'm just curious to see...
View ArticleClik here to view.
3.6" TFT LCD White screen - MCUFRIEND
Hello! I have this display shield - https://www.aliexpress.com/item/1005005694910573.html And I am using Arduino uno r4 Wi-Fi. The problem is the white screen, I have run a few examples from MCUFRIEND...
View ArticleWhat changed from R2?
I had been working with the Uno Wifi R2, but I wanted to have an on-board DAC so I just got a R4. And the sketch I've been working on no longer compiles. Specifically, when I include the ArduinoModbus...
View Article