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Help with displaying bitmap on Tft screen using LCDWIKI_GUI
Hi everyone, new to this forum. Would like to ask for help on how to display bitmap on tft screen. I have a 90x90 Jpeg image which I converted using LCD image converter and copied the bitmap into a .h...
View ArticleSimultaneously led blinking
i am wondering how to create an aurdino code where an led blinks every half second forever, while another led blinks 5 times every seconds, then stops. how can i do these simultaneously? 5 posts - 5...
View ArticleHiii! Can somebody help me out. I am trying to get the value from NPK sensor...
I'm using this code #include <AltSoftSerial.h> // RO to pin 8 & DI to pin 9 when using AltSoftSerial #define RE 6 #define DE 7 const byte nitro[] = {0x01, 0x03, 0x00, 0x1e, 0x00, 0x01, 0xe4,...
View ArticleLowPower.h is not compiling for Atmega8A microcontroller
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View ArticlePortenta H7 on code upload the board port disconnects
const int out_pin = A0; // Setting output pin int count = 0; // counters int t0 = 0; double freq = 0; void setup() { Serial.begin(9600); analogWriteResolution(12); // setting analog write resolution...
View ArticleLowPower.h is not working for Atmega8A microcontroller
Hello, I successfully uploaded bootloader and blink sketch using Arduino nano to program Atmega8A on breadboard. But the problem occurred whenever I added #include <LowPower.h> library in my...
View ArticleHow to programmatically achieve high torque? setPWM(max value) while keep...
Hi, The motor hardware is fixed already. How to programmatically achieve high torque? setPWM(max value) while keep motor rotation low? Any code examples? Basically I want the vehicle to move slowly,...
View ArticleESP32 custom Board not giving required output
Dear All, I made a custom board using ESP32-WROOM-32. I was testing with a "Hello World" program. During programming, I got the following in the output tab Sketch uses 260193 bytes (19%) of program...
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Reverse photointerrupter output
I'm currently using a photointerrupt which gives a high voltage when open, and low voltage when it is blocked. I'm using this schematic, with a OPB315 of TT Electronics: My question is, is there...
View ArticleAdded a Display on a Micro board ......Problems
This is the price I pay for being fancy.. I wanted to add as display to my midi controller project Individually both programs work fine when I built and tested them earlier today, when I combined the...
View ArticleHow to compile minima bootloader
Hello. I'm trying to build a minima bootloader, as described by arduino in the readme file here but without success. When I execute the step TINYUSB_ROOT=$PWD/../tinyusb make -f Makefile.minima , I...
View ArticleBluetooth hydraulic controller Menu selector switch case not working
Hey guys. I had most of the elements of this code working in a test but I've recently broken something. I cant for the life of me work out what's wrong with it, but I've tested the hardware on other...
View ArticleArduino Create Agent crashes when opening cloud sketch editor
Pretty straightforward. My ACA opens up just fine according to windows, but every time I open the Web Editor tab, the ACA crashes. I enabled crash logs and it's given me the following error report:...
View ArticleArduino board stopped working after testing stepper motor with cnc shield....
So I recently bought an Arduino Uno and a CNC shield for a mini CNC project. I bought SM-17HS4023 nema 17 stepper motors (0.7A/phase), DV8825 stepper drivers, an Arduino Uno, and a V3 CNC shield. As I...
View ArticleUno/load cell/lcd display project feasibility question
Hello, I'm Bill. This is my first post/project here. I'm wondering if a project I have in my head can come to fruition, (before I buy stuff unnecessarily). I'm looking to use an uno, a 5kg load cell...
View ArticleAVR-based Octaver with modulation and envelope follower
Hi! I’m working on an AVR-based octaver project. It’s not a standard octaver that can do fuzz octave up and down (I would just have gone for classic CMOS circuits). This one has modulation (using an...
View ArticleWhy won't my Arduino MKR Wifi 1010 connect to AWS Iot Core?
I am attempting to connect my Arduino MKR Wifi 1010 board to AWS IoT Core via MQTT. The code is based on the demo code from the Arduino MQTT Client Library and Arduino...
View ArticleHelp with difference between these two fets/transistor
Let me preface by saying that I'm clueless when it comes to this. I hope this is the correct place to post this. I'm working on a project from years ago and I don't remember much about the development...
View ArticleCreate Agent 1.3.8 does not run
I've downloaded the latest(?) Windows version of the Create Agent and when I run the .exe it does not appear to run and the IDE barks that the agent needs to be installed. My computer is running Win 7...
View ArticleRecommended hardware for audio project
Hi all, I'm looking for some advice on the best Arduino hardware to use for a simple project - it's a VERY simple project and will monitor 2 x photoresistors and then play a .wav file (less than 2Mb)...
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