add second io connector between backpack and camera mobo

hardware/ovc3a/backpack/backpack-cache.lib

@@ -47,6 +47,37 @@ X Pin_5 5 -200 -200 150 R 50 50 1 1 P
 ENDDRAW
 ENDDEF
 #
+# Connector_Generic_Conn_02x04_Odd_Even
+#
+DEF Connector_Generic_Conn_02x04_Odd_Even J 0 40 Y N 1 F N
+F0 "J" 50 200 50 H V C CNN
+F1 "Connector_Generic_Conn_02x04_Odd_Even" 50 -300 50 H V C CNN
+F2 "" 0 0 50 H I C CNN
+F3 "" 0 0 50 H I C CNN
+$FPLIST
+ Connector*:*_2x??_*
+$ENDFPLIST
+DRAW
+S -50 -195 0 -205 1 1 6 N
+S -50 -95 0 -105 1 1 6 N
+S -50 5 0 -5 1 1 6 N
+S -50 105 0 95 1 1 6 N
+S -50 150 150 -250 1 1 10 f
+S 150 -195 100 -205 1 1 6 N
+S 150 -95 100 -105 1 1 6 N
+S 150 5 100 -5 1 1 6 N
+S 150 105 100 95 1 1 6 N
+X Pin_1 1 -200 100 150 R 50 50 1 1 P
+X Pin_2 2 300 100 150 L 50 50 1 1 P
+X Pin_3 3 -200 0 150 R 50 50 1 1 P
+X Pin_4 4 300 0 150 L 50 50 1 1 P
+X Pin_5 5 -200 -100 150 R 50 50 1 1 P
+X Pin_6 6 300 -100 150 L 50 50 1 1 P
+X Pin_7 7 -200 -200 150 R 50 50 1 1 P
+X Pin_8 8 300 -200 150 L 50 50 1 1 P
+ENDDRAW
+ENDDEF
+#
 # Connector_Generic_Conn_02x15_Odd_Even
 #
 DEF Connector_Generic_Conn_02x15_Odd_Even J 0 40 Y N 1 F N

hardware/ovc3a/backpack/backpack.sch

@@ -1457,4 +1457,65 @@ F 3 "" H 13400 6600 50  0001 C CNN
 	-1   0    0    -1  
 $EndComp
 Connection ~ 13400 6600
+$Comp
+L Connector_Generic:Conn_02x04_Odd_Even J?
+U 1 1 5CBC986F
+P 8900 7600
+F 0 "J?" H 8950 7917 50  0000 C CNN
+F 1 "CAM_IO2" H 8950 7826 50  0000 C CNN
+F 2 "Connector_PinSocket_1.27mm:PinSocket_2x04_P1.27mm_Vertical" H 8900 7600 50  0001 C CNN
+F 3 "~" H 8900 7600 50  0001 C CNN
+	1    8900 7600
+	1    0    0    -1  
+$EndComp
+Text Label 9200 7500 0    50   ~ 0
+CAM_AUX0_1V2
+Text Label 9200 7800 0    50   ~ 0
+CAM_AUX5_1V2
+Text Label 8100 7500 0    50   ~ 0
+CAM_AUX1_1V2
+Text Label 8100 7600 0    50   ~ 0
+CAM_AUX2_1V2
+Text Label 8100 7700 0    50   ~ 0
+CAM_AUX3_1V2
+Text Label 8100 7800 0    50   ~ 0
+CAM_AUX4_1V2
+Wire Wire Line
+	8100 7500 8700 7500
+Wire Wire Line
+	8100 7600 8700 7600
+Wire Wire Line
+	8100 7700 8700 7700
+Wire Wire Line
+	8100 7800 8700 7800
+Wire Wire Line
+	9200 7800 9800 7800
+Wire Wire Line
+	9200 7500 9800 7500
+$Comp
+L power:+1V2 #PWR?
+U 1 1 5CBD3F4C
+P 10000 7600
+F 0 "#PWR?" H 10000 7450 50  0001 C CNN
+F 1 "+1V2" H 10015 7773 50  0000 C CNN
+F 2 "" H 10000 7600 50  0001 C CNN
+F 3 "" H 10000 7600 50  0001 C CNN
+	1    10000 7600
+	1    0    0    -1  
+$EndComp
+Wire Wire Line
+	9200 7600 10000 7600
+Wire Wire Line
+	9200 7700 10000 7700
+$Comp
+L power:GND #PWR?
+U 1 1 5CBD457D
+P 10000 7700
+F 0 "#PWR?" H 10000 7450 50  0001 C CNN
+F 1 "GND" H 10005 7527 50  0001 C CNN
+F 2 "" H 10000 7700 50  0001 C CNN
+F 3 "" H 10000 7700 50  0001 C CNN
+	1    10000 7700
+	1    0    0    -1  
+$EndComp
 $EndSCHEMATC