New U-Boot like AVR main program.

[z180-stamp.git] / avr / serial.h

diff --git a/avr/serial.h b/avr/serial.h
index 1a0f5103d1ba3f969c69f7e7aab98d90c84eb913..7414ef17d12a6aeb5ba0eb46640e6061f5166cdd 100644 (file)
--- a/avr/serial.h
+++ b/avr/serial.h
@@ -2,7 +2,8 @@
 #define SERIAL_H
 
 void serial_setup(void);
-void serial_putc(uint8_t);
+void serial_putc(char);
 int serial_getc(void);
+uint_fast8_t serial_tstc(void);
 
 #endif /* SERIAL_H */