freeRAM fix (SAMD)

2020-07-30 12:46:42 -04:00 · 2020-07-30 12:46:42 -04:00 · f7ae6d3117
parent 4853b54e31
commit f7ae6d3117
1 changed files with 2 additions and 1 deletions
--- a/Examples/PiGateway/PiGateway.ino
+++ b/Examples/PiGateway/PiGateway.ino
@ -417,9 +417,10 @@ void handleSerialData() {
 }

 //returns # of unfragmented free RAM bytes (free end of heap)
+extern "C" char *sbrk(int i);
 int freeRAM() {
 #ifdef __arm__
-  char top;
+  char top=0;
  return &top - reinterpret_cast<char*>(sbrk(0));
 #else
  extern int __heap_start, *__brkval;