24,983 questions
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ESP32 - SIM7000G and TinyGSM response from server stuck/delayed with multipart/form-data POST request
I am experiencing a delay in receiving the HTTP POST request body when sending data over a TCP connection using the TinyGSM library with a SIM7000G and an ESP32 (LilyGo T-SIM7000G).
Below is my ...
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-1
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23
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How do you install MAX3232-based RS232↔TTL converter? [closed]
I’m trying to use a MAX3232-based RS232↔TTL converter module (see image below). Unlike common MAX485 modules or other MAX3232 variants, this one doesn’t have through-holes on the ← and → TTL pads. The ...
- 99
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0
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13
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WeMos connection to SinricPro
I am using a WeMos Wifi ESP8266 with a DHT11 sensor to measure temperature and humidity in my house and send them to SinricPro. Alexa then reads from here and uses them to answer to the question "...
- 109
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47
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Arduino libraries in Atmel Studio, importing INO and building core for DUE
Is there a simple way to use the Arduino libraries in Atmel Studio 6 or 7? Already tried it with include path but thats a never-ending story. Looking for a precompiled .a file for the Arduino Due so I ...
- 11
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18
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Elegoo Uno R3 not showing up in dmesg or /dev/tty [closed]
I'm trying to learn how to write raw AVR C for the Arduino. I'm currently using the Ubuntu WSL on Windows to do this. However, I don't think my computer is recognizing the device. When I run
dmesg -w
...
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0
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22
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library recommendations for data encryption, [closed]
Does anyone have any library recommendations for data encryption, especially Ascon and AES cryptography?
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25
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Sustain input current on the RTC pin of Arduino R4 WiFi [closed]
I need to use my Arduino R4 WiFi from time to time as a data logger, and of course I need to access the curent date and time.
So I'm wondering about the battery I need to connect to the dedicated RTC ...
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2
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50
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How do I read data from a 32 bit I2C register address?
I'm having trouble reading the I2C data from the CPS8200, that has a 32 bit Register Address. Since I'm not too familiar with I2C register addresses more than 8 bits, and right now I'm not sure if I'm ...
- 109
1
vote
1
answer
256
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How to implement a pulse counter for two clocks on Nano Every?
For clock synchronization I want to implement a pulse counter on the Arduino Nano Every. There are two clock signals at 40-100 kHz, the Nano runs on 20 MHz. Nyquist says we need at least 2 times the ...
- 111
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0
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44
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Maximum servo issue in quadruped spider robot [closed]
I have been buidling a quadruped spider robot with nrf24l01 module as transciever. In addition to it, I wanted to attach another servo (13th one) for a turret mechanism so that I can shoot out bullets....
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1
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31
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Compiling issues with included library MX1508 for Billy Bass build
Thank you for considering my question.
I have been learning Arduino so I can teach coding basics to my son. I came across a fun project to interface bluetooth with an old singing Billy Bass so he can ...
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1
answer
20
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Receiving data on ESP32-Cam from Raspberry PI
My use case is an esp32-cam that serves two purposes:
HTTP feed (accessed by a Raspberry Pi 5 which processes stream and provides a response)
Servo Motor microcontroller: Receives response from ...
- 51
-1
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0
answers
17
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Arduino can't see any library I have installed for nrf24l01? [closed]
Compilation error: nRF24L01.h: No such file or directory
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0
answers
12
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sending data from nodemcu to google sheet? [closed]
I need a simple script for google sheet to read integer data from node mcu and code for node mcu to send data to google sheet along with date and Time
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1
answer
51
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Stepper motor not moving
this is my second Arduino project and I am trying to figure out why my stepper motor is not moving. I was able to get a basic 28byj-48 stepper motor to work using stepper.h and some sample code.
Now I ...
- 109