Added instructions on how to download the bootloader, patch it and program it...

Added instructions on how to download the bootloader, patch it and program it into the microcontroller.
Added the bootloader patches.

Makefile

@@ -34,10 +34,23 @@ $(PROJECT).elf: $(OBJS)
 	$(CC) -c $(CFLAGS) -I$(INCLUDE_DIR) -o $@ $<
 
 download: $(MAIN_OUT_HEX)
-	avrdude -c avrisp2 -P usb -p m8  -U flash:w:$(PROJECT).hex
-	avrdude -c avrisp2 -P usb -p m8  -U eeprom:w:$(PROJECT)_eeprom.hex
-
+	avrdude -c avr109 -P /dev/ttyUSB0 -p m8 -b 9600 -U flash:w:$(PROJECT).hex
+	avrdude -c avr109 -P /dev/ttyUSB0 -p m8 -b 9600 -U eeprom:w:$(PROJECT)_eeprom.hex
+
+bootloader: bootloader_hex
+	$(MAKE) -C remote-controlled-socket/uc/avrprog_boot_v0_85/ program
+	rm -rf remote-controller-socket
+
+bootloader_hex:
+	@if [ ! -d "./remote-controlled-socket" ] ; then \
+	echo "AVR bootloader not found"; \
+	hg clone https://bitbucket.org/befi/remote-controlled-socket; \
+	patch remote-controlled-socket/uc/avrprog_boot_v0_85/main.c < patches/main.c.patch;  \
+	patch remote-controlled-socket/uc/avrprog_boot_v0_85/makefile < patches/makefile.patch; \
+	fi
+	$(MAKE) -C remote-controlled-socket/uc/avrprog_boot_v0_85/ 
 clean:
 	rm $(PROJECT).*
 	rm $(PROJECT)_eeprom.*
 	rm $(OBJS)
+	rm -rf remote-controlled-socket

patches/main.c.patch

+diff -r 407d6aac41dc uc/avrprog_boot_v0_85/main.c
+--- a/uc/avrprog_boot_v0_85/main.c	Sun Apr 01 13:47:42 2012 +0200
++++ b/uc/avrprog_boot_v0_85/main.c	Wed Oct 21 08:31:52 2015 +0200
+@@ -51,7 +51,8 @@
+ #endif
+ 
+ /* UART Baudrate */
+- #define BAUDRATE 19200
++#define BAUDRATE 9600
++// #define BAUDRATE 19200
+ // #define BAUDRATE 19200
+ //#define BAUDRATE 115200
+ 

patches/makefile.patch

+diff -r 407d6aac41dc uc/avrprog_boot_v0_85/makefile
+--- a/uc/avrprog_boot_v0_85/makefile	Sun Apr 01 13:47:42 2012 +0200
++++ b/uc/avrprog_boot_v0_85/makefile	Wed Oct 21 08:32:01 2015 +0200
+@@ -60,7 +60,7 @@
+ ## NO! BOOTSIZE=128
+ ## NO! BOOTSIZE=256
+ BOOTSIZE=512
+-##BOOTSIZE=1024
++## BOOTSIZE=1024
+ ## BOOTSIZE=2048
+ 
+ # /* Select if bootloader should include the inverrupt-vectors 
+@@ -405,7 +405,7 @@
+ AVRDUDE_PORT = usb    # programmer connected to serial device
+ #AVRDUDE_PORT = /dev/ttyS0    # programmer connected to serial device
+ 
+-AVRDUDE_WRITE_FLASH = -U flash:w:$(TARGET).hex -U lfuse:w:0xe4:m -U hfuse:w:0xda:m
++AVRDUDE_WRITE_FLASH = -U flash:w:$(TARGET).hex -U lfuse:w:0xef:m -U hfuse:w:0xda:m
+ #AVRDUDE_WRITE_EEPROM = -U eeprom:w:$(TARGET).eep
+ 
+