-v 20181211 2
+v 20191003 2
C 40000 40000 0 0 0 title-E.sym
N 51400 61900 50600 61900 4
{
N 70100 43600 70400 43600 4
C 73100 62300 1 0 1 MCP130T.sym
{
-T 72805 63295 5 10 1 1 0 6 1
+T 71705 63295 5 10 1 1 0 6 1
refdes=U11
-T 72305 63295 5 10 1 1 0 6 1
+T 73205 63295 5 10 1 1 0 6 1
value=MCP130T-300
T 73105 62295 5 10 0 1 0 6 1
device=IC
C 52300 69200 1 0 0 gnd.sym
N 52400 69900 52100 69900 4
N 52100 69900 52100 70300 4
-C 71900 47900 1 0 0 CC1120.sym
-{
-T 72300 54900 5 10 1 1 0 0 1
-refdes=U6
-T 71900 47900 5 10 0 1 0 0 1
-device=IC
-T 71900 47900 5 10 0 1 0 0 1
-footprint=TI-QFN32
-T 71900 48500 5 10 0 1 0 0 1
-value=CC1200
-}
C 75400 47800 1 0 0 gnd.sym
C 76100 47100 1 90 0 inductor.sym
{
T 53500 61200 5 10 1 1 0 0 1
netname=usbdp
}
-C 53400 58800 1 180 0 resistor.sym
-{
-T 53100 58400 5 10 0 0 180 0 1
-device=RESISTOR
-T 52550 58875 5 10 1 1 0 0 1
-refdes=R401
-T 53300 59000 5 10 1 1 180 0 1
-value=10k
-T 53400 58800 5 10 0 0 90 0 1
-footprint=0402
-}
-C 52400 58400 1 0 0 gnd.sym
-N 54800 58700 53400 58700 4
+C 53000 58400 1 0 0 gnd.sym
+N 54800 58700 53100 58700 4
N 52100 70300 54500 70300 4
N 54500 70300 54500 69900 4
N 54500 69900 54800 69900 4
N 53100 69900 54100 69900 4
N 54100 69900 54100 69500 4
N 54100 69500 54800 69500 4
-C 53400 68000 1 180 0 resistor.sym
-{
-T 53100 67600 5 10 0 0 180 0 1
-device=RESISTOR
-T 52950 68225 5 10 1 1 180 0 1
-refdes=R402
-T 53000 68100 5 10 1 1 0 0 1
-value=10k
-T 53400 68000 5 10 0 0 90 0 1
-footprint=0402
-}
-C 52400 67600 1 0 0 gnd.sym
+C 53300 67600 1 0 0 gnd.sym
N 53400 67900 54800 67900 4
-{
-T 53500 68000 5 10 1 1 0 0 1
-netname=boot0
-}
N 77200 62300 75500 62300 4
{
T 75500 62400 5 10 1 1 0 0 1
}
N 64300 62700 65600 62700 4
{
-T 65100 62800 5 10 1 1 0 0 1
+T 65600 62800 5 10 1 1 0 6 1
netname=fire_a
}
N 64300 62300 65600 62300 4
{
-T 65100 62400 5 10 1 1 0 0 1
+T 65600 62400 5 10 1 1 0 6 1
netname=fire_b
}
-N 54800 57900 53500 57900 4
+N 65600 63100 64300 63100 4
{
-T 53500 58000 5 10 1 1 0 0 1
+T 65600 63200 5 10 1 1 0 6 1
netname=fire_c
}
N 64300 57100 65600 57100 4
}
N 64300 63900 65600 63900 4
{
-T 64900 64000 5 10 1 1 0 0 1
+T 65600 64000 5 10 1 1 0 6 1
netname=cs_flash
}
N 64300 69500 65600 69500 4
}
N 64300 64300 65600 64300 4
{
-T 64900 64400 5 10 1 1 0 0 1
+T 65600 64400 5 10 1 1 0 6 1
netname=cs_gyro
}
N 44900 72400 46000 72400 4
N 46000 67100 44900 67100 4
{
T 45950 67200 5 10 1 1 0 6 1
-netname=miso1
+netname=ac_miso1
}
N 46000 67500 44900 67500 4
{
T 45950 67600 5 10 1 1 0 6 1
-netname=mosi1_accel
+netname=ac_mosi1
}
N 46000 67900 44900 67900 4
{
T 45950 68000 5 10 1 1 0 6 1
-netname=sck1
+netname=ac_sck1
}
N 46000 68300 44900 68300 4
{
N 42600 65100 42500 65100 4
N 64300 63500 65600 63500 4
{
-T 64900 63600 5 10 1 1 0 0 1
+T 65600 63600 5 10 1 1 0 6 1
netname=cs_accel
}
N 64300 71500 65600 71500 4
device=IC
T 74600 66200 5 10 0 1 0 0 1
footprint=UBLOX-MAX
-T 74600 66200 5 10 1 1 0 0 1
-value=MAX-7Q
+T 77500 71500 5 10 1 1 0 0 1
+value=MAX-8Q
}
N 76600 66000 76600 66200 4
N 76600 66100 77000 66100 4
N 77000 66100 77000 66200 4
N 76600 66100 76200 66100 4
N 76200 66100 76200 66200 4
-T 72200 65500 9 10 1 0 0 0 6
+T 71900 65200 9 10 1 0 0 0 7
v_charge can be 4.2 volts
v_bckp must be 1.4 - 3.6 volts
-i_bckp on the order of 22uA
+i_bckp on the order of 15uA
-56k should drop 1.232 volts,
-and consume 27 microwatts
+We could use up to 80k here,
+but 56k should drop 0.84 volts,
+which is sufficient.
C 73800 67100 1 180 0 resistor.sym
{
T 73500 66700 5 10 0 0 180 0 1
footprint=GP.18.4
T 82600 71200 5 10 1 1 0 0 1
refdes=A1
-T 82000 71700 5 10 1 1 0 0 1
+T 81600 71700 5 10 1 1 0 0 1
value=GP.1575.18.4.A.02
T 82400 71000 5 10 0 1 0 0 1
loadstatus=noload
T 54300 62600 5 10 0 0 0 0 1
device=DRC_Directive
}
-C 54300 59800 1 0 0 nc-left.sym
-{
-T 54300 60200 5 10 0 0 0 0 1
-value=NoConnection
-T 54300 60600 5 10 0 0 0 0 1
-device=DRC_Directive
-}
C 54300 68600 1 0 0 nc-left.sym
{
T 54300 69000 5 10 0 0 0 0 1
T 54300 69400 5 10 0 0 0 0 1
device=DRC_Directive
}
-C 54300 58200 1 0 0 nc-left.sym
-{
-T 54300 58600 5 10 0 0 0 0 1
-value=NoConnection
-T 54300 59000 5 10 0 0 0 0 1
-device=DRC_Directive
-}
C 54300 55400 1 0 0 nc-left.sym
{
T 54300 55800 5 10 0 0 0 0 1
T 64400 62500 5 10 0 0 0 0 1
device=DRC_Directive
}
-C 64300 63000 1 0 0 nc-right.sym
-{
-T 64400 63500 5 10 0 0 0 0 1
-value=NoConnection
-T 64400 63700 5 10 0 0 0 0 1
-device=DRC_Directive
-}
C 64300 64600 1 0 0 nc-right.sym
{
T 64400 65100 5 10 0 0 0 0 1
T 78700 69200 5 10 0 0 0 0 1
device=DRC_Directive
}
-T 77300 40800 9 10 1 0 0 0 2
- Copyright 2019 by Bdale Garbee
+T 76900 40800 9 10 1 0 0 0 2
+ Copyright 2020 by Bdale Garbee
Licensed under the TAPR Open Hardware License, http://www.tapr.org/OHL
C 44900 65000 1 0 0 nc-right.sym
{
}
C 42600 64500 1 0 0 ADXL375.sym
{
-T 43795 68695 5 10 1 1 0 0 1
-device=ADXL375
+T 43795 68695 5 10 0 1 0 0 1
+device=IC
T 42895 68695 5 10 1 1 0 0 1
refdes=U3
T 42595 63695 5 10 0 1 0 0 1
footprint=lga14
+T 43800 68700 5 10 1 1 0 0 1
+value=ADXL375
}
N 46000 66300 44900 66300 4
{
N 54800 57500 53500 57500 4
{
T 53500 57600 5 10 1 1 0 0 1
-netname=mosi1_accel
+netname=ac_mosi1
}
C 42600 69800 1 0 0 BMX160.sym
{
-T 44605 73195 5 10 1 1 0 6 1
-device=BMX160
+T 44605 73195 5 10 0 1 0 6 1
+device=IC
T 42895 73195 5 10 1 1 0 0 1
refdes=U12
T 42595 68995 5 10 0 1 0 0 1
-footprint=lga14
+footprint=lga14b
T 42592 69800 5 10 0 1 0 0 1
footprint=lga14b
+T 43900 73200 5 10 1 1 0 0 1
+value=BMX160
}
N 41300 72800 41300 72200 4
N 42600 71200 42400 71200 4
T 45000 71000 5 10 0 0 0 0 1
device=DRC_Directive
}
+N 54800 57900 53500 57900 4
+{
+T 53500 58000 5 10 1 1 0 0 1
+netname=ac_miso1
+}
+N 54800 58300 53500 58300 4
+{
+T 53500 58400 5 10 1 1 0 0 1
+netname=ac_sck1
+}
+C 54300 59800 1 0 0 nc-left.sym
+{
+T 54300 60200 5 10 0 0 0 0 1
+value=NoConnection
+T 54300 60600 5 10 0 0 0 0 1
+device=DRC_Directive
+}
+C 71900 47900 1 0 0 CC1200.sym
+{
+T 72300 54900 5 10 1 1 0 0 1
+refdes=U6
+T 74700 55200 5 10 0 1 0 0 1
+device=IC
+T 74400 54900 5 10 1 1 0 0 1
+value=CC1200
+T 71900 47900 5 10 0 0 0 0 1
+footprint=TI-QFN32
+}