CAN Message Data
I am at a loss as to why this is happening. I am reading in the 3rd and 4th data values sent over CAN into a char array and from there will manipulate it as needed to execute commands. Its working...
View ArticleThe inner workings of LTE-M modules with a SIM7080G
Hi, I would like to discuss the inner workings of Pico SIM7080G and m5stack STAMP Cat-M, which also has a SIM7080G chip. Waveshare Pico SIM7080 m5stack STAMP Cat-M However, my intention is to use...
View ArticleError ATtiny85 Error loading or parsing hex file
I'm having issue uploading on ATtiny85. Here is the error logs. Can someone help me? I saw previous post way back 2022 about the filename with spaces but I already simplified the filename to "a.ino"...
View ArticleHelpneeded for a project
Hello dear reader. i have been troubled lately becose i cant get a code to work. iam trying to get a timer of 7 minutes on a 4 digit-7 segment display that gets activated when a button is pressed i...
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ILI9341 OLED display not working
Hi I am working with 240x320 OLED SPI display. #include <SPI.h> #include <Adafruit_GFX.h> #include <Adafruit_ILI9341.h> #define TFT_CS 5 #define TFT_RST 16 #define TFT_DC 15 #define...
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R307 fingerprint not working
I am using R307 fingerprint sensor in creating the biometric attendance system for my college project. when i am uploading the code it is blinking . And when i am uploading the example code of...
View ArticleMax3421e usb host shield
I am trying to read the report results from a keyboard that reports normal bootHID keys, and multimedia keys. When I press only standard keys I get the resulting reports as expected. Same for...
View ArticleGyroscope MPU6050
Hello everyone please I chose to work with an MPU6050 gyroscope and the measurements are not displayed, I did the examples on arduino ide to test the functionality of mpu 6050 with ESP 32 ms in the...
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Compilation error: missing terminating ' character
So I have a compilation error and was wondering if anyone could help me fix it! I am using a arduino mega so this is the highlighted error part : Serial.print(' '); for(int i = 0; i < 3; ++i) { int...
View ArticleESP32-S3 wont work and writes codes on serial
Got a ESP32-S3-WROOM-2-N32R8V, the board wont run any of the codes I have tried using on it. Instead, I get the following lines on loop in my serial monitor: ����������ESP-ROM:esp32s3-20210327...
View ArticleNicla Sense ME USB Not Recognized
Hi, I have been happily using Nicla Sense ME with Arduino Sketches for 3 months now. However, yesterday when I tried to connect to the PC, it said "Usb device not recognized". Then, I connected the...
View ArticleProgramming for Arduino Uno
I would like to know where/how I could find a way to compile a 'program' to run a W2812 LED light strip? all I want to do is have 20 or 30 lights turn on one at a time until all are lit then for all...
View Article'class TFT_eSPI' has no member named 'setTouch'
C:\Users\Oktopus\Documents\Arduino\ESP32Marauder\esp32_marauder\esp32_marauder.ino:159:13: note: suggested alternative: 'TFT_BLUE' pinMode(TFT_BL, OUTPUT); ^~~~~~ TFT_BLUE Mehrere Bibliotheken wurden...
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Unwanted retard in my code
In my code I have an unwanted retard that i can't figure out. I want the output to stay HIGH for 80ms and then go LOW for 2ms but instead it goes LOW for 3.6ms. Can someone figure out why? Here is the...
View ArticleHelp with modification of automation robot kit into an automatic lawn mower
I am planning to purchase this Automatic robot kit and modify it into a lawn mower robot of this kind Automatic lawn mower. The modification includes: -Body (chassis) into a bigger one -Bigger wheels...
View ArticleDS1425L-F5 ibutton emulator
Does anyone know how to make a Dallas DS1425L-F5 ibutton emulator or know of a way to bypass one in a circuit? I have an old early to mid 90's cnc milling machine that i would like to unlock features...
View ArticleLooking for a GUI library for a 7-inch display
I would like to use a 7-inch display together with the Arduino DUE. I had actually wanted to start this project back in 2018. I found a different solution back then and the material has been lying...
View ArticleArduino pro mini outputting TVout
So i've been using the TVout library with an arduino uno to run a camcorder CRT. Now i'm trying to run the same program on a pro mini and i can't get any signal out of it. I had problems even...
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My OLED display I2c is not turning on
Hello community, I have been dealing with an issue with my OLED display. I bought yesterday but I havent found the way of waking it up. The libraries I have used are from Adafruit and getting examples...
View ArticleWhy does my sim800l does not receiving message when it was compile with oled...
hello, why does my sim800l does not receiving message when it was compile with oled screen. This is my code #include <SoftwareSerial.h> #include <Arduino.h> #include <U8g2lib.h>...
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