All Questions
Tagged with arduino-uno arduino-leonardo
32 questions
2
votes
1
answer
165
views
Can I flash hoodloader2 or HEX files on Arduino Simulators?
I want to make a HID Keyboard out of Arduino UNO, in UNO board the script runs perfectly fine, but the UNO board requires me to flash it every-time I want to put in a new script in it, so can I do the ...
- 31
1
vote
0
answers
184
views
Is there any way to do real time voice communication via bluetooth on arduino?
Is there any way to send and play voice between two arduino projects which has connected via blutooth modules.
1st device ( sender ) : has microphone and bluetooth module to send voice.
2nd device ( ...
- 11
1
vote
1
answer
115
views
String(int) function stopping the Arduino
Well I am trying make an application with arduino leonardo and GSM Shield. There are conditions if, else if, else .. etc
if (smsMetni.indexOf("DURUM") != -1) {
Serial.println("SMS ...
- 297
0
votes
1
answer
1k
views
Can't get keypad to use Keyboard.write on an Arduino Uno
I've tried to use Keypad.h and Keyboard.h libraries to get my Arduino to use my Keypad for Keyboard input.
I'll start with working keypad code (which is pretty easy but it's my first post so I want ...
- 3
0
votes
0
answers
250
views
Connecting Arduino Uno to Arduino Leonardo
I have an RFID shield connected to my Arduino Uno, but I want it to be able to send keystrokes to the computer when I scan the correct card. I have the Uno set up correctly so that when the card is ...
- 23
3
votes
2
answers
511
views
Multiple Time-Sensitive Tasks
I'm using an Arduino Leonardo and need to perform two time-sensitive tasks like this:
// Task 1 - Gets executed once a second (1Hz)
// Execution of task needs approx 70ms
task1(); //Sending a ...
- 59
0
votes
1
answer
516
views
Connect Arduino to LiDAR via RS-232
Edit: We're so close! Update at bottom!
I'm not sure if this is the right place to ask, but since you helped my so much in the past, I thought it's worth a try.
So as I stated in my last question, I'...
- 59
0
votes
1
answer
152
views
How to connect accelerometer, GPS, microphone and a GSM module to a Arduino? [closed]
I am a noob in the Arduino world and have only started reading about it. I have zero experience with Arduino some suggestions to increase my level will also be highly appreciated. But I have a lot of ...
- 11
0
votes
1
answer
458
views
Flash size in boards.txt ATmega 328p 32u4
The ATmega328p and ATmega32u4 microcontroller have 32Kb of flash memory (as datasheet). Bootloader for each microcontroleer has different size (about 512 byte for 328p and 4kb for 32u4).
Why in ...
- 43
1
vote
0
answers
724
views
Problem sending IR signal on Arduino Leonardo/Uno (IRRemote library)
I am trying to use my Arduino Leonardo (or Uno!) as a remote with the IRRemote library. The current setup picks up and decodes a signal perfectly, but fails to retransmit it.
I have tested the ...
- 11
1
vote
0
answers
247
views
Arduino IDE 1.8.8 built in 1.2.1 Temboo Library?
I am weirded about the built-in "latest Temboo library" with the latest Arduino IDE; when a previous older code says to download the latest Temboo version < 2?
(which I found this: https://temboo....
- 11
0
votes
2
answers
89
views
Leonardo Problem
I have boiled this down to a very simple piece of code:
int testKey;
void setup() {
Serial.begin(9600);
}
void loop() {
Serial.println("Input Source ID "); //Ask me the number
while (Serial....
0
votes
2
answers
5k
views
Sending a digital signal from one Arduino to another to trigger an event
I am wanting to send a digital signal from one Arduino to another. The goal is for one Arduino send a HIGH signal to a pin on the receiving Arduino. While the pin is HIGH, do function
I initially ...
- 37
-1
votes
1
answer
200
views
Running multiple programs with one Arduino [closed]
Is it a problem to use multiple softwares to read the data that came from the same USB port simultaneously?
I have a board connected to a PC by USB, which is read by an application developed in C#. I ...
0
votes
2
answers
6k
views
Unable to use Keyboard library with Arduino UNO even after changing the firmware
So I'm trying to use my UNO as an HID device. I followed this tutorial, flashed the firmware and got the UNO to be detected as an HID device.
However, I am still getting the error
'Keyboard' not ...
- 292