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freeRAM fix (SAMD)

This commit is contained in:
Felix Rusu 2020-07-30 12:46:42 -04:00
parent 4853b54e31
commit f7ae6d3117
1 changed files with 2 additions and 1 deletions
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3
Examples/PiGateway/PiGateway.ino
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@ -417,9 +417,10 @@ void handleSerialData() {
} }
//returns # of unfragmented free RAM bytes (free end of heap) //returns # of unfragmented free RAM bytes (free end of heap)
extern "C" char *sbrk(int i);
int freeRAM() { int freeRAM() {
#ifdef __arm__ #ifdef __arm__
char top; char top=0;
return &top - reinterpret_cast<char*>(sbrk(0)); return &top - reinterpret_cast<char*>(sbrk(0));
#else #else
extern int __heap_start, *__brkval; extern int __heap_start, *__brkval;