Added bootloader button and led

keyboard.sch

@@ -607,6 +607,7 @@ F 0 "U8" H 3700 561 50  0000 C CNN
 F 1 "STM32F103C8Tx" H 3700 470 50  0000 C CNN
 F 2 "Package_QFP:LQFP-48_7x7mm_P0.5mm" H 3150 750 50  0001 R CNN
 F 3 "http://www.st.com/st-web-ui/static/active/en/resource/technical/document/datasheet/CD00161566.pdf" H 3750 2150 50  0001 C CNN
+F 4 "C8734" H 3750 2150 50  0001 C CNN "Part"
 	1    3750 2150
 	1    0    0    -1  
 $EndComp
@@ -1392,14 +1393,12 @@ NoConn ~ 3050 2950
 NoConn ~ 3050 3050
 NoConn ~ 3050 3150
 NoConn ~ 3050 3450
-NoConn ~ 4350 2750
 NoConn ~ 4350 3050
 NoConn ~ 4350 3150
 NoConn ~ 4350 3450
 NoConn ~ 4350 1950
 NoConn ~ 4350 2050
 NoConn ~ 4350 2150
-NoConn ~ 4350 2250
 Wire Wire Line
 	6350 2450 6350 2300
 $Comp
@@ -1662,6 +1661,109 @@ NoConn ~ 10050 5950
 NoConn ~ 10150 5950
 NoConn ~ 10250 5950
 NoConn ~ 10350 5950
+$Comp
+L Device:LED D1
+U 1 1 60BC99D2
+P 4600 2750
+F 0 "D1" H 4593 2495 50  0000 C CNN
+F 1 "LED" H 4593 2586 50  0000 C CNN
+F 2 "LED_SMD:LED_0603_1608Metric" H 4600 2750 50  0001 C CNN
+F 3 "~" H 4600 2750 50  0001 C CNN
+F 4 "C72043" H 4600 2750 50  0001 C CNN "Part"
+	1    4600 2750
+	-1   0    0    1   
+$EndComp
+Wire Wire Line
+	4350 2750 4450 2750
+$Comp
+L Device:R R5
+U 1 1 60BDC5F7
+P 5000 2750
+F 0 "R5" V 4793 2750 50  0000 C CNN
+F 1 "330" V 4884 2750 50  0000 C CNN
+F 2 "Resistor_SMD:R_0603_1608Metric_Pad0.98x0.95mm_HandSolder" V 4930 2750 50  0001 C CNN
+F 3 "~" H 5000 2750 50  0001 C CNN
+	1    5000 2750
+	0    1    1    0   
+$EndComp
+Wire Wire Line
+	4750 2750 4850 2750
+Wire Wire Line
+	5150 2750 5250 2750
+$Comp
+L power:GND #PWR0143
+U 1 1 60BFFAAA
+P 5250 2750
+F 0 "#PWR0143" H 5250 2500 50  0001 C CNN
+F 1 "GND" V 5255 2622 50  0000 R CNN
+F 2 "" H 5250 2750 50  0001 C CNN
+F 3 "" H 5250 2750 50  0001 C CNN
+	1    5250 2750
+	0    -1   -1   0   
+$EndComp
+$Comp
+L Switch:SW_Push SW1
+U 1 1 60C8F42A
+P 2500 6500
+F 0 "SW1" H 2500 6785 50  0000 C CNN
+F 1 "SW_Push" H 2500 6694 50  0000 C CNN
+F 2 "Button_Switch_SMD:SW_SPST_SKQG_WithStem" H 2500 6700 50  0001 C CNN
+F 3 "~" H 2500 6700 50  0001 C CNN
+	1    2500 6500
+	-1   0    0    1   
+$EndComp
+$Comp
+L Device:C C7
+U 1 1 60C8F430
+P 2500 6200
+F 0 "C7" V 2752 6200 50  0000 C CNN
+F 1 "100n" V 2661 6200 50  0000 C CNN
+F 2 "Capacitor_SMD:C_0603_1608Metric_Pad1.08x0.95mm_HandSolder" H 2538 6050 50  0001 C CNN
+F 3 "~" H 2500 6200 50  0001 C CNN
+	1    2500 6200
+	0    -1   -1   0   
+$EndComp
+Wire Wire Line
+	2700 6500 2800 6500
+Wire Wire Line
+	2800 6500 2800 6350
+Wire Wire Line
+	2800 6200 2650 6200
+Wire Wire Line
+	2300 6500 2150 6500
+Wire Wire Line
+	2150 6200 2350 6200
+Wire Wire Line
+	2800 6350 3000 6350
+Connection ~ 2800 6350
+Wire Wire Line
+	2800 6350 2800 6200
+Wire Wire Line
+	2150 6500 2150 6350
+Wire Wire Line
+	2150 6350 1650 6350
+Connection ~ 2150 6350
+Wire Wire Line
+	2150 6350 2150 6200
+Text Label 1650 6350 0    50   ~ 0
+BOOTLOADER
+$Comp
+L power:+3V3 #PWR0144
+U 1 1 60CCAEE0
+P 3000 6350
+F 0 "#PWR0144" H 3000 6200 50  0001 C CNN
+F 1 "+3V3" V 3015 6478 50  0000 L CNN
+F 2 "" H 3000 6350 50  0001 C CNN
+F 3 "" H 3000 6350 50  0001 C CNN
+	1    3000 6350
+	0    1    1    0   
+$EndComp
+Wire Wire Line
+	4350 2250 4500 2250
+Wire Wire Line
+	4500 2250 4500 1700
+Text Label 4500 1700 3    50   ~ 0
+BOOTLOADER
 Wire Wire Line
 	5450 3050 5850 3050
 Wire Bus Line