Questions tagged [memory]

Use this tag for memory management or issues in programming.

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why is memcpy of unsigned long killing my sampling speed?

I'm using a Mega 2560 to communicate with a mixture of analog (i.e. measured via analogRead()) and I2C based sensors. Sampled data is placed in a 16 byte array, then written to an SD card once a 512 ...
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244 views

Cant get rid of Soft WDT reset using ESP8266

Im using ESP12E DevKit v2 (esp8266 wifi module) board for controlling relays and displaying DHT22 temp,humidity on web server. It runs smoothly but after while i always get a watchdog timer reset. (If ...
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134 views

Question about memory allocation analysis

As I'm experiencing weird bugs in a rather lengthy project, I started analyzing my RAM usage on my ATMEGA328P with Arduino bootloader. At least I tried to and wrote the following piece of code. ...
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137 views

Lighting up long led strip no longer works when my code grows

I have a 144 LED strip - Adafruit NeoPixel Digital RGB LED Strip 144 LED, link here: https://www.adafruit.com/product/1507 If I create a simple project, eg turning pixels on off from the serial ...
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471 views

Arduino Uno R3 keeps on resetting within void setup() itself

This problem is very recent as I have run the program (standard SHT10 sensor code) successfully many times. But now, all of a sudden, my program keeps repeating void setup() statements and does not ...