X-Git-Url: https://git.ucc.asn.au/?a=blobdiff_plain;f=ROM2%2Fsci.h;h=4b3a6d13d261ee22e70ce1d8f80e80da70862749;hb=c1fd53d73bce8779c822e3ed74de94f40714f9ca;hp=80ac024336b4de35dd01787bf657a5e1bc6a5703;hpb=b3523cf99eff476642609ad6537e460595f84e72;p=uccvend-snackrom.git

diff --git a/ROM2/sci.h b/ROM2/sci.h
index 80ac024..4b3a6d1 100644
--- a/ROM2/sci.h
+++ b/ROM2/sci.h
@@ -3,4 +3,17 @@
 
 #include "vend.h"
 
+#define BUFFER_LEN 12
+
+void sci_init();
+void msg_clr();
+void send_packet();
+void send_ack();
+void send_nack();
+#define wait_for_tx_free() do { } while(0)
+
+extern char sci_tx_buf[BUFFER_LEN];
+extern volatile char sci_rx_buf[BUFFER_LEN];
+extern volatile u8 sci_have_packet;
+
 #endif /* _SCI_H_ */