Update gitignore, add Makefile and hadie.c files

Makefile

@@ -0,0 +1,37 @@
+
+PROJECT=hadie
+OBJECTS=hadie.o rs8encode.o
+
+# Serial device used for programming AVR
+TTYPORT=/dev/ttyACM0
+
+CFLAGS=-Os -Wall -mmcu=atmega644p
+CC=avr-gcc
+OBJCOPY=avr-objcopy
+
+rom.hex: $(PROJECT).out
+	$(OBJCOPY) -O ihex $(PROJECT).out rom.hex
+
+$(PROJECT).out: $(OBJECTS)
+	$(CC) $(CFLAGS) -o $(PROJECT).out -Wl,-Map,$(PROJECT).map $(OBJECTS)
+
+.c.o:
+	$(CC) $(CFLAGS) -c $< -o $@
+
+clean:
+	rm -f *.o *.out *.map *.hex
+
+flash: rom.hex
+	avrdude -p m644p -c stk500v2 -P $(TTYPORT) -U flash:w:rom.hex:i
+
+setfuses:
+	# This sets the low fuse to use an external 7.3728MHz crystal,
+	# with no prescaler
+	avrdude -p m644p -c stk500v2 -P $(TTYPORT)  -U lfuse:w:0xF7:m
+	
+	# Use the internal 8MHz osccilator, /8 prescaler (Default)
+	#avrdude -p m644p -c stk500v2 -P $(TTYPORT) -U lfuse:w:0x62:m
+	
+	# Use internal 8MHz osccilator, no prescaler
+	#avrdude -p m644p -c stk500v2 -P $(TTYPORT) -U lfuse:w:0xE2:m
+	

hadie.c

@@ -0,0 +1,51 @@
+/* hadie - High Altitude Balloon flight software              */
+/*============================================================*/
+/* Copyright (C)2010 Philip Heron <phil@sanslogic.co.uk>      */
+/*                                                            */
+/* This program is distributed under the terms of the GNU     */
+/* General Public License, version 2. You may use, modify,    */
+/* and redistribute it under the terms of this license. A     */
+/* copy should be included with this source.                  */
+
+#define CALLSIGN "hadie"
+
+#include <avr/interrupt.h>
+#include "rs8.h"
+
+int main(void)
+{
+	/* Connections: (PDIP)
+	 * 
+	 *  1: PB0      - Output, RTTY space
+	 *  2: PB1      - Output, RTTY Mark
+	 *  3: PB2      - Enable Radio
+	 *  5: PB4      - To pin 1 of MMC card (/CS)
+	 *  6: PB5/MOSI - To pin 4 of ISP header
+	 *              - To pin 2 of MMC card
+	 *  7: PB6/MISO - To pin 1 of ISP header
+	 *                To pin 7 of MMC card
+	 *  8: PB7/SCK  - To pin 3 of ISP header
+	 *                To pin 5 of MMC card
+	 *  9: RESET    - To pin 5 of ISP header
+	 * 10: VCC      - 3.3v
+	 * 11: GND      - GND
+	 * 12: XTAL2    - 7.3728 MHz crystal
+	 * 13: XTAL1    - 7.3728 MHz crystal
+	 * 14: PD0/RXD0 - Input, UART camera
+	 * 15: PD1/TXD0 - Output, UART camera
+	 * 16: PD2/RXD1 - Input, GPS data
+	 * 17: PD3/TXD1 - Output, not connected - GPS receive only
+	 * 30: AVCC     - 3.3v
+	 * 31: GND      - GND
+	*/
+		
+	/* Start interrupts and enter main loop */
+	sei();
+	while(1)
+	{
+		
+	}
+	
+	return(0);
+}
+