arduino

#!/usr/bin/perl

use strict;
use Data::Dumper;
use Getopt::Std;

my $RUN = "avr-g++";
my $COPY = "avr-objcopy";
my $UPLOAD = "avrdude";
my @includes = (
	"/Applications/Code/Arduino.app/Contents/Resources/Java/hardware/arduino/variants/standard/",
	"/Applications/Code/Arduino.app/Contents/Resources/Java/hardware/arduino/variants/standard/",
	"/Applications/Code/Arduino.app/Contents/Resources/Java/hardware/arduino/cores/arduino",
);
my $include = join " ", map { "-I$_" } @includes;


my %cores = (
	'attiny44' => 't44',
	'attiny45' => 't45',
	'attiny84' => 't84',
	'attiny85' => 't85',
);

my %o;
if (!getopts('m:t:u:', \%o) || !@ARGV || grep { !-e $_ } @ARGV)
{
	die "usage: $0 [-u USB] [-m 8/MHz] [-t attiny45/core] <file.c/cpp>\n";
}

my $usb = $o{u};;
my $mhz = $o{m} || 8;
$mhz *= 1_000_000;
my $core = $o{t} || "attiny45";

my @ofiles;
foreach my $file (@ARGV)
{
	my $ofile = $file;
	$ofile =~ s/\.[^.]+$/.o/ || die;
	push @ofiles, $ofile;

	my $opts = "-c -g -Os -Wall -fno-exceptions -ffunction-sections -fdata-sections -mmcu=$core -DF_CPU=${mhz}L $include -MMD -DUSB_VID=null -DUSB_PID=null -DARDUINO=105 $file -o $ofile";

	system("$RUN $opts") && die "$RUN $opts";
}

my $hfile = $ARGV[0];
$hfile =~ s/\.[^.]+$/.hex/ || die;

system("$COPY -O ihex -R .eeprom @ofiles $hfile") && die;

if (!-e $usb)
{
	my @f = </dev/tty.usb*>;
	for (my $i = 1; $i <= @f; $i++)
	{
		print "\t$i: " . $f[$i-1] . "\n";
	}

	while ($usb !~ /^\s*\d+\s*$/)
	{
		print "Choose USB device: ";
		chomp($usb = <STDIN>);	
	}
	$usb =~ s/\s//g;
	$usb = $f[$usb-1];
}

system("$UPLOAD -V -c arduino -p $cores{$core} -b 19200 -P $usb -U flash:w:$hfile");


__DATA__
avr-g++ -c -g -Os -Wall -fno-exceptions -ffunction-sections -fdata-sections -mmcu=attiny45 -DF_CPU=8000000L -MMD -DUSB_VID=null -DUSB_PID=null -DARDUINO=105 chasers.hpp -o x.o


   99  avr-objcopy -O ihex -R ..eeprom ws2811_controller_low_ram.o out.hex
  100  avrdude -V -c arduinoisp -p m168 -b 19200 -P usb -U flash:w:out.hex 
  101  avrdude -V -c arduino -p m168 -b 19200 -P usb -U flash:w:out.hex 
  102  avrdude -V -c arduino -p m168 -b 19200 -P /dev/tty.usbserial-A9ETPRVF -U flash:w:out.hex