networking works (sort of). For some reason, the Firebee packets don't cross my switch (or only very few of them do). If I put a Linux box in between (cross cable), using it as router, everything works flawlessly.

include/bas_printf.h

@@ -27,6 +27,8 @@ extern void xvprintf(const char *fmt, va_list va);
 extern void xprintf(const char *fmt, ...);
 extern void xsnprintf(char *str, size_t size, const char *fmt, ...);
 extern void xputchar(int c);
+extern int sprintf(char *str, const char *format, ...);
+
 
 extern void display_progress(void);
 extern void hexdump(uint8_t buffer[], int size);