Improve to partially accommodate #147 bus power to backpower a host.

hardware/conn-mchip.sch

@@ -166,8 +166,6 @@ NoConn ~ 10200 4200
 NoConn ~ 10200 4300
 NoConn ~ 10200 4500
 NoConn ~ 10200 4600
-NoConn ~ 9200 2500
-NoConn ~ 9300 2500
 NoConn ~ 8600 3200
 NoConn ~ 8600 3300
 NoConn ~ 8600 3400
@@ -717,7 +715,7 @@ Wire Wire Line
 	3800 6650 4400 6650
 Wire Wire Line
 	3800 6750 4000 6750
-Text HLabel 4900 2000 2    50   Output ~ 0
+Text HLabel 5000 2000 2    50   Output ~ 0
 USB_BUS
 Wire Wire Line
 	3400 2600 3800 2600
@@ -882,4 +880,37 @@ Wire Wire Line
 Connection ~ 7250 4550
 Text Notes 7600 5050 0    50   ~ 0
 Host ~RESET~
+$Comp
+L Device:Jumper_NO_Small JP7
+U 1 1 600CF731
+P 8200 2100
+F 0 "JP7" H 8200 2285 50  0000 C CNN
+F 1 "Jumper" H 8200 2194 50  0000 C CNN
+F 2 "Jumper:SolderJumper-2_P1.3mm_Open_RoundedPad1.0x1.5mm" H 8200 2100 50  0001 C CNN
+F 3 "~" H 8200 2100 50  0001 C CNN
+	1    8200 2100
+	1    0    0    -1  
+$EndComp
+Wire Wire Line
+	4900 2000 5000 2100
+Wire Wire Line
+	5000 2100 8100 2100
+Connection ~ 4900 2000
+Wire Wire Line
+	4900 2000 5000 2000
+Wire Wire Line
+	8300 2100 9200 2100
+Wire Wire Line
+	9200 2100 9300 2200
+Wire Wire Line
+	9300 2400 9300 2500
+Connection ~ 9300 2400
+Wire Wire Line
+	9300 2200 9300 2400
+Wire Wire Line
+	9200 2400 9300 2400
+Wire Wire Line
+	9200 2500 9200 2400
+Text Notes 8075 2225 0    50   ~ 0
+Closed
 $EndSCHEMATC

hardware/ctrl-mchip.sch

@@ -571,8 +571,8 @@ $Comp
 L Device:C C7
 U 1 1 5FAA6ED2
 P 10250 1550
-F 0 "C7" H 10365 1596 50  0000 L CNN
-F 1 "22uF" H 10365 1505 50  0000 L CNN
+F 0 "C7" H 10350 1600 50  0000 L CNN
+F 1 "22uF" H 10350 1525 50  0000 L CNN
 F 2 "Capacitor_SMD:C_0805_2012Metric" H 10288 1400 50  0001 C CNN
 F 3 "~" H 10250 1550 50  0001 C CNN
 	1    10250 1550
@@ -630,17 +630,6 @@ F 3 "~" H 8350 1550 50  0001 C CNN
 	1    0    0    -1  
 $EndComp
 Connection ~ 8350 1400
-$Comp
-L Device:C C5
-U 1 1 5FAFF8F3
-P 7950 1550
-F 0 "C5" H 8065 1596 50  0000 L CNN
-F 1 "22uF" H 8065 1505 50  0000 L CNN
-F 2 "Capacitor_SMD:C_0805_2012Metric" H 7988 1400 50  0001 C CNN
-F 3 "~" H 7950 1550 50  0001 C CNN
-	1    7950 1550
-	1    0    0    -1  
-$EndComp
 Connection ~ 7950 1400
 Wire Wire Line
 	7950 1400 7850 1400
@@ -1420,4 +1409,15 @@ Wire Notes Line
 	7875 4700 6725 4700
 Wire Notes Line
 	6725 4700 6725 4950
+$Comp
+L Device:C C5
+U 1 1 5FAFF8F3
+P 7950 1550
+F 0 "C5" H 8050 1600 50  0000 L CNN
+F 1 "22uF" H 8050 1525 50  0000 L CNN
+F 2 "Capacitor_SMD:C_0805_2012Metric" H 7988 1400 50  0001 C CNN
+F 3 "~" H 7950 1550 50  0001 C CNN
+	1    7950 1550
+	1    0    0    -1  
+$EndComp
 $EndSCHEMATC