+T 52700 52300 9 10 1 0 0 0 2
+i2c pull-ups could
+be higher value?
+T 44600 57300 9 10 1 0 0 0 1
+Onion suggests a 1N5819 here
+C 45500 58000 1 0 0 diode.sym
+{
+T 45900 58600 5 10 0 1 0 0 1
+device=DIODE
+T 45500 58000 5 10 0 1 0 0 1
+footprint=powerdi123
+T 45500 57700 5 10 1 1 0 0 1
+value=DFLS130L
+T 45800 58500 5 10 1 1 0 0 1
+refdes=D6
+}
+C 73100 68000 1 0 0 opamp-dual.sym
+{
+T 74200 69300 5 10 0 1 0 0 1
+device=IC
+T 73100 68000 5 10 0 1 0 0 1
+slot=1
+T 73100 68000 5 10 0 1 0 0 1
+footprint=miniso8
+T 73900 68700 5 10 1 1 0 0 1
+refdes=U13
+T 73900 68000 5 10 1 1 0 0 1
+value=LM293
+}
+C 72600 68500 1 0 0 nc-left.sym
+{
+T 72600 68900 5 10 0 0 0 0 1
+value=NoConnection
+T 72600 69300 5 10 0 0 0 0 1
+device=DRC_Directive
+}
+C 72600 68100 1 0 0 nc-left.sym
+{
+T 72600 68500 5 10 0 0 0 0 1
+value=NoConnection
+T 72600 68900 5 10 0 0 0 0 1
+device=DRC_Directive
+}
+C 74100 68300 1 0 0 nc-right.sym
+{
+T 74200 68800 5 10 0 0 0 0 1
+value=NoConnection
+T 74200 69000 5 10 0 0 0 0 1
+device=DRC_Directive
+}
+C 73500 67700 1 0 0 gnd.sym
+C 73400 68800 1 0 0 3.3V-plus.sym