Resolve #72 and #74 by rerouting traces, jumpers, and pads.

hardware/conn-mchip.sch

@@ -256,17 +256,17 @@ Wire Wire Line
 Connection ~ 9200 2400
 Wire Wire Line
 	9200 2400 9200 2300
-Text HLabel 7500 3000 0    50   Input ~ 0
+Text HLabel 7500 2900 0    50   Input ~ 0
 UART_RX
-Text HLabel 7500 2900 0    50   Output ~ 0
+Text HLabel 7500 3000 0    50   Output ~ 0
 UART_TX
 $Comp
 L Device:Jumper_NO_Small JP2
 U 1 1 5F6EEE9D
 P 7900 2900
 F 0 "JP2" H 7900 3085 50  0000 C CNN
-F 1 "Jumper_NO_Small" H 7900 2994 50  0000 C CNN
-F 2 "Connector_PinHeader_2.54mm:PinHeader_1x02_P2.54mm_Vertical" H 7900 2900 50  0001 C CNN
+F 1 "Jumper" H 7900 2994 50  0000 C CNN
+F 2 "Jumper:SolderJumper-2_P1.3mm_Bridged_Pad1.0x1.5mm" H 7900 2900 50  0001 C CNN
 F 3 "~" H 7900 2900 50  0001 C CNN
 	1    7900 2900
 	1    0    0    -1  
@@ -275,9 +275,9 @@ $Comp
 L Device:Jumper_NO_Small JP3
 U 1 1 5F6F4E2A
 P 7900 3000
-F 0 "JP3" H 7650 2950 50  0000 C CNN
-F 1 "Jumper_NO_Small" H 7900 2850 50  0000 C CNN
-F 2 "Connector_PinHeader_2.54mm:PinHeader_1x02_P2.54mm_Vertical" H 7900 3000 50  0001 C CNN
+F 0 "JP3" H 7900 2925 50  0000 C CNN
+F 1 "Jumper" H 7900 2850 50  0000 C CNN
+F 2 "Jumper:SolderJumper-2_P1.3mm_Bridged_Pad1.0x1.5mm" H 7900 3000 50  0001 C CNN
 F 3 "~" H 7900 3000 50  0001 C CNN
 	1    7900 3000
 	1    0    0    -1  
@@ -563,4 +563,6 @@ $EndComp
 Text Notes 1400 5700 0    100  ~ 0
 Sold\nfield
 NoConn ~ 4850 6200
+Text Notes 6750 3025 0    50   ~ 0
+Crossed\nterminals
 $EndSCHEMATC

hardware/dscomm.sch

@@ -682,4 +682,12 @@ Wire Notes Line width 10 rgb(0, 194, 0)
 	5150 5100 5150 4650
 Wire Notes Line width 10 rgb(0, 194, 0)
 	5150 4650 3650 4650
+Text Label 700  2900 1    50   ~ 0
+TP_SCL
+Text Label 800  2900 1    50   ~ 0
+TP_SDA
+Text Label 3950 7500 1    50   ~ 0
+TP_SCL
+Text Label 4550 7500 1    50   ~ 0
+TP_SDA
 $EndSCHEMATC