// // FILE: heapdemo2.ino // AUTHOR: Rob Tillaart ( // VERSION: 0.1.00 // PURPOSE: demo AvrHeap class // DATE: 2015-10-25 // URL: http://forum.arduino.cc/index.php?topic=355660 // // Released to the public domain // #include "avrheap.h" Avrheap myheap; int *par[10]; void setup() { int seed = analogRead(A0) + analogRead(A3) + analogRead(A2); seed ^= (int)micros(); randomSeed(seed); Serial.begin(115200); Serial.print(F("Start ")); Serial.print(F(__FILE__)); Serial.print(F("\nLibVersion ")); Serial.println(F(AVRHEAP_LIB_VERSION)); Serial.println(); Serial.print(F("HEAP ADDR: ")); hWord(Serial, myheap.startAddress()); Serial.println(); Serial.println(F("\nallocate 10 chunks\n")); for (int i = 0; i < 10; i++) { int mSize = random(1, 40) * sizeof(int); par[i] = (int*) malloc(mSize); // all different sizes *par[i] = 0; dumpAlloced((byte*)par[i], false); } Serial.println(); myheap.dumpHeap(80); Serial.println(); Serial.println(myheap); myheap.freeListWalk(); Serial.println(F("free 3 pointers")); free(par[3]); free(par[5]); free(par[7]); myheap.freeListWalk(); Serial.println(F("1 malloc")); par[3] = (int*) malloc(10); myheap.freeListWalk(); myheap.dumpHeap(80); Serial.println(); Serial.println(myheap); Serial.println(F("done")); } void loop() {}