<root>
<document scada='0' projtype='1' schema='103' license='1,79829088,Q2XNNM' title='New Embedded Project' description='' fcversion='720898' target='ARD.ATMEGA.Arduino Uno R3 PDIP' >
	<config data='' clkspd='16000000' simspd='0' usewdt='0' constif='0' Use3V3='0' />
	<plugins >
		<dll_models enabled='1' />
	</plugins>
	<supplement use='0' head='' body='' />
	<debug />
	<traces />
	<ghost >
		<FK2 >
			<data name='FK2D0' port='4294967295' pin='4294967295' />
			<data name='FK2D1' port='4294967295' pin='4294967295' />
			<data name='FK2D2' port='4294967295' pin='4294967295' />
			<data name='FK2D3' port='4294967295' pin='4294967295' />
			<data name='FK2D4' port='4294967295' pin='4294967295' />
			<data name='FK2D5' port='4294967295' pin='4294967295' />
			<data name='FK2D6' port='4294967295' pin='4294967295' />
			<data name='FK2D7' port='4294967295' pin='4294967295' />
			<data name='FK2D8' port='4294967295' pin='4294967295' />
			<data name='FK2D9' port='4294967295' pin='4294967295' />
			<data name='FK2D10' port='4294967295' pin='4294967295' />
			<data name='FK2D11' port='4294967295' pin='4294967295' />
			<data name='FK2D12' port='4294967295' pin='4294967295' />
			<data name='FK2D13' port='4294967295' pin='4294967295' />
			<data name='FK2D14' port='4294967295' pin='4294967295' />
			<data name='FK2D15' port='4294967295' pin='4294967295' />
			<data name='FK2A0' port='4294967295' pin='4294967295' />
			<data name='FK2A1' port='4294967295' pin='4294967295' />
			<data name='FK2A2' port='4294967295' pin='4294967295' />
			<data name='FK2A3' port='4294967295' pin='4294967295' />
			<data name='FK2A4' port='4294967295' pin='4294967295' />
			<data name='FK2A5' port='4294967295' pin='4294967295' />
		</FK2>
		<ICD >
			<data name='AnalogPrescaleValue' value='19' />
			<data name='DigitalSampleRate' value='100000' />
			<data name='BreakpointCount' value='8' />
			<data name='CallStackDepthCount' value='8' />
			<data name='ClockPort' value='3' />
			<data name='ClockPin' value='1' />
			<data name='DataPort' value='3' />
			<data name='DataPin' value='0' />
			<data name='UseDefaultPins' value='1' />
			<data name='WrapEnabled' value='1' />
			<data name='CommsDelayOverridden' value='0' />
			<data name='CommsDelay' value='11' />
			<data name='CalculatedCommsDelay' value='11' />
			<data name='AnalogEB2PrescaleValue' value='2' />
			<data name='DigitalEB2SampleRate' value='100000' />
		</ICD>
		<pins >
			<digital A='0' B='0' C='0' D='0' E='0' F='0' G='0' H='0' I='0' J='0' K='0' L='0' M='0' N='0' O='0' P='0' Q='0' R='0' S='0' T='0' U='0' V='0' W='0' X='0' Y='0' Z='0' />
			<analog A='0' B='0' C='0' D='0' E='0' F='0' G='0' H='0' I='0' J='0' K='0' L='0' M='0' N='0' O='0' P='0' Q='0' R='0' S='0' T='0' U='0' V='0' W='0' X='0' Y='0' Z='0' />
		</pins>
	</ghost>
	<components >
		<settings autoimg='0' center='1' unitscale='0' fixedscale='0' fixedx='25' fixedy='25' fixedz='25' headcode='0' />
		<definition guid='ca82acf8-707b-4c55-8178-28cbd95afc27' vstate='40' vmin='0' vmaj='1' srcleaf='' visiblename='' description='' category='' category2='' category3='' bIs2dOnly='0' bIs3dOnly='0' bIsWysiwyg='0' catenable='1' author='' manuname='' manucode='' sysinfo='0' keywords='' dynamic='1' scadaCompatible='0' embeddedCompatible='1' showmacros='1' iconpath='' />
		<component class_type='root' codename='ComponentRoot' panelId='-1' x='0' y='0' z='0' xsz='1' ysz='1' zsz='1' xang='0' yang='0' zang='0' xquat='0' yquat='0' zquat='0' wquat='1' visible='1' scadavisible='1' interactive='1' solid='1' layer='0' poslock='0' ancTop='0' ancBottom='0' ancLeft='0' ancRight='0' ancMinX='0' ancMinY='0' comp2dType='0' >
			<resources />
			<properties >
				<property name='TxPin' target='tx' typeid='5' hidden='0' locked='0' info='' />
				<property name='RxPin' target='rx' typeid='5' hidden='0' locked='0' info='' />
				<property name='tick_pin' target='tick_pin' typeid='5' hidden='0' locked='0' info='' />
			</properties>
			<values >
				<value target='tx' data='$PORTD.6' />
				<value target='rx' data='$PORTD.3' />
				<value target='tick_pin' data='$PORTD.7' />
			</values>
			<events />
			<apis />
			<variables >
				<variable public='0' >
					<def class_type='variable' name='buf' type='u8' description='Data to send - first 4 bytes should be 0xFFFF 0x2dd4' isconst='0' isHidden='0' isinit='1' usrinit='&quot; 0x0, 0x0, 0x2d, 0xD4, 1, 27,28, 29 &quot;' setinit='{0x0, 0x0, 0x2d, 0xD4, 1, 27,28, 29}' >
						<array size='20' />
					</def>
				</variable>
				<variable public='0' >
					<def class_type='variable' name='crc' type='u8' description='' isconst='0' isHidden='0' isinit='1' usrinit='0' setinit='0' />
				</variable>
				<variable public='0' >
					<def class_type='variable' name='bit' type='u8' description='' isconst='0' isHidden='0' isinit='0' usrinit='0' setinit='' />
				</variable>
				<variable public='0' >
					<def class_type='variable' name='magic' type='u16' description='' isconst='1' isHidden='0' isinit='1' usrinit='11732' setinit='0x2dd4' />
				</variable>
				<variable public='0' >
					<def class_type='variable' name='rcv_pos' type='u8' description='' isconst='0' isHidden='0' isinit='0' usrinit='0' setinit='' />
				</variable>
				<variable public='0' >
					<def class_type='variable' name='short_max' type='u16' description='' isconst='1' isHidden='0' isinit='1' usrinit='1000' setinit='1000' />
				</variable>
				<variable public='0' >
					<def class_type='variable' name='length' type='u16' description='Length of data (in bits) to send max about 14 bytes for reliability' isconst='0' isHidden='0' isinit='0' usrinit='0' setinit='' />
				</variable>
				<variable public='0' >
					<def class_type='variable' name='false' type='b1' description='' isconst='1' isHidden='0' isinit='1' usrinit='0' setinit='0' />
				</variable>
				<variable public='0' >
					<def class_type='variable' name='current' type='u8' description='' isconst='0' isHidden='0' isinit='0' usrinit='0' setinit='' />
				</variable>
				<variable public='0' >
					<def class_type='variable' name='pos' type='u16' description='' isconst='0' isHidden='0' isinit='0' usrinit='0' setinit='' />
				</variable>
				<variable public='0' >
					<def class_type='variable' name='state' type='u8' description='' isconst='0' isHidden='0' isinit='1' usrinit='0' setinit='0' />
				</variable>
				<variable public='0' >
					<def class_type='variable' name='tick' type='b1' description='' isconst='0' isHidden='0' isinit='1' usrinit='0' setinit='0' />
				</variable>
				<variable public='0' >
					<def class_type='variable' name='index' type='u8' description='' isconst='0' isHidden='0' isinit='0' usrinit='0' setinit='' />
				</variable>
				<variable public='0' >
					<def class_type='variable' name='short_min' type='u16' description='' isconst='1' isHidden='0' isinit='1' usrinit='300' setinit='300' />
				</variable>
				<variable public='0' >
					<def class_type='variable' name='rcv_state' type='u8' description='' isconst='0' isHidden='0' isinit='0' usrinit='0' setinit='' />
				</variable>
				<variable public='0' >
					<def class_type='variable' name='rcv_buf' type='u8' description='' isconst='0' isHidden='0' isinit='0' usrinit='&quot;&quot;' setinit='' >
						<array size='20' />
					</def>
				</variable>
				<variable public='0' >
					<def class_type='variable' name='long_max' type='u16' description='' isconst='1' isHidden='0' isinit='1' usrinit='1800' setinit='1800' />
				</variable>
				<variable public='0' >
					<def class_type='variable' name='read_payload' type='u8' description='' isconst='1' isHidden='0' isinit='1' usrinit='11' setinit='11' />
				</variable>
				<variable public='0' >
					<def class_type='variable' name='scan_sync' type='u8' description='' isconst='1' isHidden='0' isinit='1' usrinit='10' setinit='10' />
				</variable>
				<variable public='0' >
					<def class_type='variable' name='true' type='b1' description='' isconst='1' isHidden='0' isinit='1' usrinit='1' setinit='1' />
				</variable>
				<variable public='0' >
					<def class_type='variable' name='sync' type='u16' description='Sliding &apos;window&apos; look for 0x2dd4 &apos;tag&apos;' isconst='0' isHidden='0' isinit='1' usrinit='0' setinit='0' />
				</variable>
			</variables>
			<macros >
				<macro >
					<flowline name='PinChange' description='' statediag='0' >
						<return name='Return' type='v0' description='' isconst='0' isHidden='0' isinit='0' usrinit='' setinit='' />
						<local name='pin' type='b1' description='' isconst='0' isHidden='0' isinit='1' usrinit='0' setinit='0' />
						<local name='delta' type='u16' description='' isconst='0' isHidden='0' isinit='0' usrinit='0' setinit='' />
						<local name='is_long' type='b1' description='' isconst='0' isHidden='0' isinit='0' usrinit='0' setinit='' />
						<local name='is_short' type='b1' description='' isconst='0' isHidden='0' isinit='0' usrinit='0' setinit='' />
						<command class_type='native' title='Read time since last change' ccode='FCL_DELTA = TCNT1;
TCNT1 = 0;' language='C' />
						<command class_type='calculation' title='Calculation' >
							<exp exp='.pin = rx' />
						</command>
						<command class_type='decision' title='Decision' exp='(.delta &lt; short_min) || (.delta &gt; long_max)' swap='0' >
							<flowline >
								<command class_type='calculation' title='Calculation' >
									<exp exp='state = 0 // decoder lost :-(' />
								</command>
								<command class_type='goto' title='Jump' labelid='0' labelname='' labeltype='3' />
							</flowline>
							<flowline >
								<command class_type='calculation' title='Calculation' >
									<exp exp='.is_short = .delta &lt;= short_max' />
									<exp exp='.is_long = .delta &gt; short_max' />
								</command>
							</flowline>
						</command>
						<command class_type='switch' title='Switch' textarea='36,25,36,25' exp='state' >
							<case >
								<flowline />
							</case>
							<case exp='0' >
								<flowline >
									<command class_type='calculation' title='Calculation' >
										<exp exp='state = 1' />
									</command>
								</flowline>
							</case>
							<case exp='1' >
								<flowline >
									<command class_type='decision' title='Decision' exp='.is_short' swap='0' >
										<flowline >
											<command class_type='calculation' title='Calculation' >
												<exp exp='state = 2' />
											</command>
										</flowline>
										<flowline />
									</command>
									<command class_type='decision' title='Decision' exp='.is_long' swap='0' >
										<flowline >
											<command class_type='call' title='User Macro' macro='ProcessBit' >
												<argument exp='.pin' />
											</command>
										</flowline>
										<flowline />
									</command>
								</flowline>
							</case>
							<case exp='2' >
								<flowline >
									<command class_type='decision' title='Decision' exp='.is_short' swap='0' >
										<flowline >
											<command class_type='call' title='User Macro' macro='ProcessBit' >
												<argument exp='.pin' />
											</command>
											<command class_type='calculation' title='Calculation' >
												<exp exp='state = 1' />
											</command>
										</flowline>
										<flowline />
									</command>
									<command class_type='decision' title='Decision' exp='.is_short' swap='0' >
										<flowline >
											<command class_type='calculation' title='Calculation' >
												<exp exp='state = 0' />
											</command>
										</flowline>
										<flowline />
									</command>
								</flowline>
							</case>
						</command>
					</flowline>
				</macro>
				<macro >
					<flowline name='ProcessBit' description='' statediag='0' >
						<return name='Return' type='v0' description='' isconst='0' isHidden='0' isinit='0' usrinit='' setinit='' />
						<param name='pin_state' type='b1' description='' isconst='0' isHidden='0' isinit='0' usrinit='0' setinit='' />
						<command class_type='decision' title='Decision' textarea='49,-25,49,-25' exp='rcv_state == scan_sync' swap='0' >
							<flowline >
								<command class_type='calculation' title='Calculation' >
									<exp exp='sync = (sync &lt;&lt; 1) | (.pin_state &amp; 0x01)' />
								</command>
								<command class_type='decision' title='Decision' exp='sync == magic' swap='0' >
									<flowline >
										<command class_type='calculation' title='Calculation' >
											<exp exp='index = 0' />
											<exp exp='current = 0' />
											<exp exp='bit = 0' />
											<exp exp='sync = 0' />
											<exp exp='rcv_state = read_payload' />
										</command>
									</flowline>
									<flowline />
								</command>
								<command class_type='goto' title='Jump' labelid='0' labelname='' labeltype='3' />
							</flowline>
							<flowline />
						</command>
						<command class_type='decision' title='Decision' exp='rcv_state == read_payload' swap='0' >
							<flowline >
								<command class_type='calculation' title='Calculation' >
									<exp exp='current = (current &lt;&lt; 1) | (.pin_state &amp; 1)' />
									<exp exp='bit = bit + 1' />
								</command>
								<command class_type='decision' title='Decision' exp='bit == 8' swap='0' >
									<flowline >
										<command class_type='calculation' title='Calculation' >
											<exp exp='rcv_buf[index] = current' />
											<exp exp='index = index + 1' />
											<exp exp='bit = 0' />
											<exp exp='current = 0' />
										</command>
										<command class_type='decision' title='Decision' exp='index == 4 // Test message lenght' swap='0' >
											<flowline >
												<command class_type='calculation' title='Calculation' >
													<exp exp='$D13 = !$D13' />
												</command>
											</flowline>
											<flowline />
										</command>
									</flowline>
									<flowline />
								</command>
							</flowline>
							<flowline />
						</command>
					</flowline>
				</macro>
				<macro >
					<flowline name='Receive' description='' statediag='0' >
						<return name='Return' type='v0' description='' isconst='0' isHidden='0' isinit='0' usrinit='' setinit='' />
					</flowline>
				</macro>
				<macro >
					<flowline name='Transmit' description='' statediag='0' >
						<return name='Return' type='v0' description='' isconst='0' isHidden='0' isinit='0' usrinit='' setinit='' />
						<local name='bit' type='u8' description='' isconst='0' isHidden='0' isinit='1' usrinit='0' setinit='0' />
						<command class_type='decision' title='Decision' exp='pos &lt; length' swap='0' >
							<flowline >
								<command class_type='calculation' title='Calculation' >
									<exp exp='.bit = (buf[pos &gt;&gt; 3] &gt;&gt; (pos % 8)) &amp; 1' />
									<exp exp='tx = (.bit == tick)' />
								</command>
								<command class_type='calculation' title='Calculation' >
									<exp exp='pos = pos + tick' />
									<exp exp='' />
								</command>
								<command class_type='calculation' title='Calculation' >
									<exp exp='tick = !tick' />
									<exp exp='//tick_pin = tick' />
								</command>
							</flowline>
							<flowline >
								<command class_type='calculation' title='Calculation' >
									<exp exp='tx = 0' />
									<exp exp='length = 0' />
								</command>
							</flowline>
						</command>
					</flowline>
				</macro>
				<macro >
					<flowline name='Main' description='' statediag='0' >
						<return name='Return' type='v0' description='' isconst='0' isHidden='0' isinit='0' usrinit='' setinit='' />
						<local name='n' type='u8' description='' isconst='0' isHidden='0' isinit='1' usrinit='1' setinit='1' />
						<command class_type='interrupt' title='Interrupt' enable='1' name='' call='Transmit' >
							<custom name='TMR2_4000Hz' handler='ISR(TIMER2_COMPA_vect) {
   
   FCM_%n();
}' enable='// Disable interrupts temporarily during setup
cli(); 

// Clear Timer2 control registers
TCCR2A = 0;
TCCR2B = 0;
TCNT2  = 0;

// Set CTC mode (Clear Timer on Compare Match)
TCCR2A |= (1 &lt;&lt; WGM21);

// Set prescaler to 64
TCCR2B |= (1 &lt;&lt; CS22);

// Set compare match register for ~3968 Hz
// (16,000,000 / (64 * 3968)) - 1 = 62.008
OCR2A = 62;


// Enable Timer2 compare interrupt
TIMSK2 |= (1 &lt;&lt; OCIE2A);

// Re-enable interrupts
sei();' disable='' />
						</command>
						<command class_type='native' title='Code' disable='1' ccode='// Stop interrupts during setup
cli();

// Set Timer1 to Normal mode (free running 0 to 65535)
TCCR1A = 0;

// Set prescaler to 8 (Ticks every 0.5 us at 16MHz)
TCCR1B = (1 &lt;&lt; CS11);

// Zero the counter
TCNT1 = 0;

// Re-enable interrupts
sei();' language='C' />
						<command class_type='interrupt' title='Interrupt' enable='1' name='INT1' call='PinChange' >
							<settings timer='0' prescale='-1' postscale='-1' rollover='-1' bitcount='-1' trigger='3' ppsport='-1' ppspin='-1' maskhi='--------------------------------------------------------------------------------------------------------------------------------------------------------------------------8' masklo='--------------------------------------------------------------------------------------------------------------------------------------------------------------------------8' >
								<option value='2' />
								<option value='-1' />
								<option value='-1' />
								<option value='-1' />
								<option value='-1' />
								<option value='-1' />
								<option value='-1' />
								<option value='-1' />
							</settings>
						</command>
						<command class_type='loop' title='Loop' type='3' exp='1' for1='' for3='' >
							<flowline >
								<command class_type='decision' title='Decision' exp='length == 0' swap='0' >
									<flowline >
										<command class_type='delay' title='Delay' exp='10' type='1' />
										<command class_type='calculation' title='Calculation' >
											<exp exp='pos = 0' />
											<exp exp='tick = false' />
											<exp exp='length = 8 * 7' />
										</command>
									</flowline>
									<flowline />
								</command>
							</flowline>
						</command>
					</flowline>
				</macro>
			</macros>
		</component>
	</components>
	<scadaresourcelookup />
	<keymap />
	<panel2d shadows='0' lighting='2' brightness='0' >
		<background rgb='7292207' img='' style='0' />
		<camera xe='0' ye='0' ze='623.424' xt='0' yt='0' zt='0' xquat='0' yquat='0' zquat='0' wquat='1' />
		<viewport dx='267' dy='1634' zoom='51.8219' fix_topleft='0' />
		<page x='1000' y='1000' show='0' rgb='7360576' />
		<winpos ID='7005' RectRecentFloat='0,270,650,720' RectRecentDocked='0,0,267,1684' RecentFrameAlignment='16384' RecentRowIndex='0' IsFloating='0' MRUWidth='32767' PinState='0' IsMaximized='0' IsVisible='0' />
	</panel2d>
	<panel3d shadows='0' lighting='2' brightness='0' perspective='1' >
		<background rgb='8409120' img='' style='0' />
		<table rgb='7360576' img='' style='0' size='0' />
		<camera xe='0' ye='0' ze='781.66' xt='0' yt='0' zt='0' xquat='0' yquat='0' zquat='0' wquat='1' />
		<camerakey0 xe='0' ye='0' ze='300' xt='0' yt='0' zt='0' xquat='0' yquat='0' zquat='0' wquat='1' />
		<camerakey1 xe='-3.67394e-14' ye='0' ze='-300' xt='0' yt='0' zt='0' xquat='0' yquat='1' zquat='0' wquat='6.12323e-17' />
		<camerakey2 xe='0' ye='-300' ze='6.66134e-14' xt='0' yt='0' zt='0' xquat='-0.707107' yquat='0' zquat='0' wquat='0.707107' />
		<camerakey3 xe='-3.67394e-14' ye='300' ze='6.66134e-14' xt='0' yt='0' zt='0' xquat='-4.32978e-17' yquat='0.707107' zquat='0.707107' wquat='4.32978e-17' />
		<camerakey4 xe='-300' ye='-6.66134e-14' ze='6.66134e-14' xt='0' yt='0' zt='0' xquat='-0.5' yquat='0.5' zquat='0.5' wquat='0.5' />
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