added simple kicad eeschema for infrared transmitter

sample-circuits/.gitignore

@@ -0,0 +1 @@
+/infrared.pro

sample-circuits/infrared.sch

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+EESchema Schematic File Version 4
+EELAYER 30 0
+EELAYER END
+$Descr A4 11693 8268
+encoding utf-8
+Sheet 1 1
+Title ""
+Date ""
+Rev ""
+Comp ""
+Comment1 ""
+Comment2 ""
+Comment3 ""
+Comment4 ""
+$EndDescr
+$Comp
+L MCU_Module:Arduino_UNO_R3 A?
+U 1 1 5FE9E0D1
+P 6600 2750
+F 0 "A?" H 6600 3931 50  0001 C CNN
+F 1 "Arduino_UNO_R3" H 6600 3839 50  0000 C CNN
+F 2 "Module:Arduino_UNO_R3" H 6600 2750 50  0001 C CIN
+F 3 "https://www.arduino.cc/en/Main/arduinoBoardUno" H 6600 2750 50  0001 C CNN
+	1    6600 2750
+	1    0    0    -1  
+$EndComp
+$Comp
+L LED:TSAL4400 D?
+U 1 1 5FE9F625
+P 5250 2550
+F 0 "D?" H 5200 2840 50  0001 C CNN
+F 1 "TSAL6200" H 5200 2749 50  0000 C CNN
+F 2 "" H 5250 2725 50  0001 C CNN
+F 3 "https://www.vishay.com/docs/81010/tsal6200.pdf" H 5200 2550 50  0001 C CNN
+	1    5250 2550
+	1    0    0    -1  
+$EndComp
+$Comp
+L Device:R R?
+U 1 1 5FEA0953
+P 5700 2550
+F 0 "R?" H 5770 2596 50  0001 L CNN
+F 1 "330Ω" V 5585 2550 50  0000 C CNN
+F 2 "" V 5630 2550 50  0001 C CNN
+F 3 "~" H 5700 2550 50  0001 C CNN
+	1    5700 2550
+	0    1    1    0   
+$EndComp
+$Comp
+L Device:R R?
+U 1 1 5FEA0DDA
+P 5700 2800
+F 0 "R?" H 5770 2846 50  0001 L CNN
+F 1 "920Ω" V 5585 2800 50  0000 C CNN
+F 2 "" V 5630 2800 50  0001 C CNN
+F 3 "~" H 5700 2800 50  0001 C CNN
+	1    5700 2800
+	0    1    1    0   
+$EndComp
+Wire Wire Line
+	5850 2550 5950 2550
+Wire Wire Line
+	5950 2550 5950 2800
+Wire Wire Line
+	5950 2800 5850 2800
+Connection ~ 5950 2550
+Wire Wire Line
+	5950 2550 6100 2550
+Wire Wire Line
+	5550 2800 5450 2800
+Wire Wire Line
+	5450 2550 5550 2550
+Wire Wire Line
+	5450 2550 5450 2800
+Wire Wire Line
+	5350 2550 5450 2550
+Connection ~ 5450 2550
+Wire Wire Line
+	5050 2550 4950 2550
+Wire Wire Line
+	4950 2550 4950 3950
+Wire Wire Line
+	4950 3950 6700 3950
+Wire Wire Line
+	6700 3950 6700 3850
+$EndSCHEMATC