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-rw-r--r--firmware/crt1.S5
1 files changed, 5 insertions, 0 deletions
diff --git a/firmware/crt1.S b/firmware/crt1.S
index be5aef4..b018ff1 100644
--- a/firmware/crt1.S
+++ b/firmware/crt1.S
@@ -43,7 +43,12 @@
#include <avr/io.h>
//#include <avr/pgmspace.h>
+#ifdef __AVR_HAVE_JMP_CALL__
+ #define XJMP jmp
+#else
#define XJMP rjmp
+#endif
+
#define XCALL rcall
.macro vector name