Questions tagged [sketch-size]
The size of the compiled executable of your project.
28 questions
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2
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How to calculate the size of Arduino routines?
I want to design an Arduino Uno/Nano library (an alternative to floats that uses less RAM) that uses a minimum of code space after compilation. Is there a (not too complicated) way to calculate or ...
- 21
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1
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157
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Why does the use of serial.readBytes increase program size by 10kb?
If I put this in my arduino program, in main.cpp, I suddenly run out of memory for flash program size:
if(msgSize > 2) {
//sr::sequentialRead(&serialRead, newTram.hash);
uint8_t bytes[...
- 340
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1
answer
326
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Large arrays crash the arduino
I have three large PROGMEM arrays, in order to store musical notes for a song. One array is the notes, one is the note durations, and one is the pause after the note.
The first array is an int one and ...
- 1,435
7
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4
answers
1k
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Optimizing code for ATtiny10
I'm trying to squeeze code onto an ATtiny10, but I'm just not getting there. I'm using 1060 bytes and only have space for 1024 bytes.
The code is simple enough; I need to read a button pin. If high it ...
- 111
1
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0
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327
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How can we remove unused feature in Arduino's standard SD library so we can reduce the sketch size?
With the ReadWrite example in Arduino IDE, the sketch size is 10980 bytes (34%) of an Arduino UNO's storage. How can we reduce the sketch size? There isn't any kind of #define to turn on/off features ...
- 111
0
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1
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173
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Stopping the program after 1 second
I am a Beginner in Arduino Programming.
I am working on a project where I control A DC motor with IR sensor and arduino.
Until here it is fine. But I want the Motor to stop after one second even ...
1
vote
1
answer
839
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Reduce Sketch Size Help!
I dont know what to do?
Sketch uses 3712 bytes (12%) of program storage space. Maximum is 30720 bytes.
Global variables use 210 bytes (10%) of dynamic memory, leaving 1838 bytes for local variables. ...
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2
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389
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HELP with making code size smaller for Attiny13a
Iam making an awesome christmas present a custom pcb badge.
Everything works great with hooked up uno, but its heart is actually a Attiny13a, where I get ONLY around
1024bytes (mine code has 1944)
...
3
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0
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636
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Can I reduce UIPEthernet library size (perhaps by ditching TCP)?
I am using the excellent UIPEthernet library to get an Arduino Nano to drive an ENC28J60 Ethernet Shield for a UDP-based application. But I think the poor library has to do a lot of work to make up ...
- 172
2
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2
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2k
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Optimizing code to use less Flash Memory and SRAM
I'm trying to reduce my sketch size and managed to reduce both SRAM and Flash memory.
From:
1570 SRAM - 32144 Flash memory
To:
644 SRAM - 19458 Flash memory
This are what I've done so far:
✓ ...
- 814
-1
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2
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187
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Memory size issue with the struct
I am working on a project where I have to build an IR program that works with all of the AVR/Arduino boards to control the IR devices such as TV, DVD, etc. I am building a struct that can carry the ...
1
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2
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439
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Is it necessary to reduce the size of libraries?
For example RTClib library have codes for DS1307, DS3231, PCF8523 and softRTC. but I'm only using DS3231 and don't need the extra codes there to occupy my Arduino flash memory.
Does Arduino IDE only "...
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-1
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1
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346
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What is the easiest way to count how many global variables are in your sketch code?
I have a fairly complicated sketch with about 1k lines of code. I should also say that I'm not a programmer by trade...
As I go over my code and try to make it more efficient, it'd be good to know ...
- 119
2
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1
answer
459
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PROGMEM doesn't cause Sketch size to change
I'm trying to pinpoint some strange behaviour involving the use of PROGMEM and the size of a Sketch.
I've written a library that contains a number of functions, in addition to several large global ...
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2
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4
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8k
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How to reduce sketch size? [closed]
How to reduce sketch size?
I got an error that “Sketch uses 30,044 bytes (104%) of program storage space. Maximum is 28,672 bytes.”
I can't reduce function in sketch.I can't change ATmega32u4,now.
...
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