Controlling Optical Encoders Without Using Interrupt Pins
Hello, I am currently trying to use these optical encoders for a feedback loop to control some DC motors. I am just trying to move each motor a certain amount in a specific order Ex. rotate 1st motor...
View ArticleI need help for code
i bought the obstacle avoidance on amazon and i couldnt make the code. i wonder if someone has it and can send it to me. 9 posts - 7 participants Read full topic
View ArticleHelp: Arduino IDE won't upload CMRI zip to Mac
I have been unable to install a CMRI zip downloaded from github.com onto my Macbook Pro (2018 Intel i9 running Sonoma 14.2.1). When I go > Arduino >sketch > include library > add zip...
View ArticleIDE 2.3.0 won't close
Was using the IDE a lot today. Keeping the instances at one or two. If I leave the computer for some hours it complains it lost the cloud (forget the exact wording) then wouldn't close. Had to go to...
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Need help correctly wiring an arduino micro pro with 2 octocoupler isolators
Instructables 6 Panel DDR USB Controller With LED 6 Panel DDR USB Controller With LED: Building the electronics for the DIY Arcade Style DDR metal dance pad. This includes: USB controller outside of...
View ArticleUno and Mega communication
Hi I have a quick quesiton I have a soil sensor on an Arduino Mega. And that Arduino Mega is wired connected to an Arduino Uno. On the uno, I have a 16x2 LCD Display. So I was trying to get a reading...
View ArticleIDE uploads new code but no changes are actually made
Hi, Hopefully someone can help. I have a Pro Micro board that is connected to toggle switches, a switch input will output a keystroke. I am running the latest IDE on Mac, also with latest OS. My...
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MD_Parola zone overlay
Hi guys I have this code that works great, however I want to display "P1Total" on zone 2 and "P2Total" on zone 1 after "BTScore1" or "BTScore2" reaches "0" I have tried many strategies (over many...
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MISO problem when controlling an EVB with SPI
Hi, I'm trying to use the SPI interface on Arduino Uno to control an EVB. For now I can successfully write data into IC. However, when I try to read data from IC register and print it out via the com...
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Uploading error
uploading error mac catalina ide 2.2.1 arduino uno clone + sensor shield 5.0 these arduino dont uploading. but my 2 arduino uploading code void setup() { Serial.begin(9600); Serial.println("Enter AT...
View ArticleSPI connector for enc28j60
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View ArticleWhy 5V is used for RA4M1 Microcontroller?
RA4M1 microcontroller used on Uno R4 supports 1.6V to 5.5V supply. ESP32 module supports only 3.3V. so, there is a regulator on the board to generate 3.3V from 5V. But the module and microcontroller...
View Article13th number of servo not work VerSpeedServo library
#include <VarSpeedServo.h> VarSpeedServo myservo1; VarSpeedServo myservo2; VarSpeedServo myservo3; VarSpeedServo myservo4; VarSpeedServo myservo5; VarSpeedServo myservo6; VarSpeedServo myservo7;...
View ArticlePoll a local server to retrieve a string
I have a local server 10.2.0.32 running a power shell script that reads the contents of a database. When the address above is typed in a chrome browser by its ip number: 10.2.0.32 or...
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ESP32 with 2 Wifis
Hello everyone, What I would like to do is connect my ESP32 as a client to an existing wifi network, read some data from this and then create a second wifi as a server in order to broadcast the data...
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Air pressure in bellows
Help me understand air pressure and springs. I'm building an Arduino controlled busker organ. The organ needs a reservoire of air with constant pressure. I'm reusing lots of old stuff. I have a pump...
View ArticleSPIFFS Memmory Management
I've been using an SD card for logging and had a lot of problems. I've just descovered SPIFFS and I think that this may be the answer to all my prayers. There are of course some memory size issues. I...
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Strange behaviour of R4 Minima
Hi to all, As you can see from the picture, the TX and RX pins of this Arduino R4 Minima are on. Another strange thing is the ADC always shows 0 from every channel. Do you know why? I uploaded the...
View ArticleI want to make rpm shift light for my bike
Can anybody send or suggest where I can find the circuit diagram and code and also suggest which rgb LED strip i use for this project. I have basic level of understanding about electronics. I want to...
View ArticleBootloader changelog
Hi to all, where I can find the changelog of the new bootloader 4.1.1? 3 posts - 2 participants Read full topic
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