summaryrefslogtreecommitdiffstats
path: root/ULPSoilMonitor.sch
blob: f0f7d54cfdd383bfea1d9d89636221f6655bf5d0 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
713
714
715
716
717
718
719
720
721
722
723
724
725
726
727
728
729
730
731
732
733
734
735
736
737
738
739
740
741
742
743
744
745
746
747
748
749
750
751
752
753
754
755
756
757
758
759
760
761
762
763
764
765
766
767
768
769
770
771
772
773
774
775
776
777
778
779
780
781
782
783
784
785
786
787
788
789
790
791
792
793
794
795
796
797
798
799
800
801
802
803
804
805
806
807
808
809
810
811
812
813
814
815
816
817
818
819
820
821
822
823
824
825
826
827
828
829
830
831
832
833
834
835
836
837
838
839
840
841
842
843
844
845
846
847
848
849
850
851
852
853
854
855
856
857
858
859
860
861
862
863
864
865
866
867
868
869
870
871
872
873
874
875
876
877
878
879
880
881
882
883
884
885
886
887
888
889
890
891
892
893
894
895
896
897
898
899
900
901
902
903
904
905
906
907
908
909
910
911
912
913
914
915
916
917
918
919
920
921
922
923
924
925
926
927
928
929
930
931
932
933
934
935
936
937
938
939
940
941
942
943
944
945
946
947
948
949
950
951
952
953
954
955
956
957
958
959
960
961
962
963
964
965
966
967
968
969
970
971
972
973
974
975
976
977
978
979
980
981
982
983
984
985
986
987
988
989
990
991
992
993
994
995
996
997
998
999
1000
1001
1002
1003
1004
1005
1006
1007
1008
1009
1010
1011
1012
1013
1014
1015
1016
1017
1018
1019
1020
1021
1022
1023
1024
1025
1026
1027
1028
1029
1030
1031
1032
1033
1034
1035
1036
1037
1038
1039
1040
1041
1042
1043
1044
1045
1046
1047
1048
1049
1050
1051
1052
1053
1054
1055
1056
1057
1058
1059
1060
1061
1062
1063
1064
1065
1066
1067
1068
1069
1070
1071
1072
1073
1074
1075
1076
1077
1078
1079
1080
1081
1082
1083
1084
1085
1086
1087
1088
1089
1090
1091
1092
1093
1094
1095
1096
1097
1098
1099
1100
1101
1102
1103
1104
1105
1106
1107
1108
1109
1110
1111
1112
1113
1114
1115
1116
1117
1118
1119
1120
1121
1122
1123
1124
1125
1126
1127
1128
1129
1130
1131
1132
1133
1134
1135
1136
1137
1138
1139
1140
1141
1142
1143
1144
1145
1146
1147
1148
1149
1150
1151
1152
1153
1154
1155
1156
1157
1158
1159
1160
1161
1162
1163
1164
1165
1166
1167
1168
1169
1170
1171
1172
1173
1174
1175
1176
1177
1178
1179
1180
1181
1182
1183
1184
EESchema Schematic File Version 4
EELAYER 30 0
EELAYER END
$Descr A4 11693 8268
encoding utf-8
Sheet 1 1
Title "ULPSoilMonitor"
Date ""
Rev "v0.1"
Comp "Flob's Stuff"
Comment1 ""
Comment2 ""
Comment3 ""
Comment4 ""
$EndDescr
$Comp
L RF_Module:ESP32-WROOM-32 U1
U 1 1 5E9ED41E
P 6200 2450
F 0 "U1" H 6200 4031 50  0000 C CNN
F 1 "ESP32-WROOM-32" H 6200 3940 50  0000 C CNN
F 2 "RF_Module:ESP32-WROOM-32" H 6200 950 50  0001 C CNN
F 3 "https://www.espressif.com/sites/default/files/documentation/esp32-wroom-32_datasheet_en.pdf" H 5900 2500 50  0001 C CNN
	1    6200 2450
	1    0    0    -1  
$EndComp
$Comp
L Connector:Conn_01x03_Male J1
U 1 1 5E9EFBD1
P 1450 5950
F 0 "J1" H 1422 5882 50  0000 R CNN
F 1 "Conn_01x03_Male" H 1422 5973 50  0000 R CNN
F 2 "Pin_Headers:Pin_Header_Straight_1x03_Pitch2.54mm" H 1450 5950 50  0001 C CNN
F 3 "~" H 1450 5950 50  0001 C CNN
	1    1450 5950
	-1   0    0    1   
$EndComp
$Comp
L power:GND #PWR01
U 1 1 5E9F1091
P 1150 6150
F 0 "#PWR01" H 1150 5900 50  0001 C CNN
F 1 "GND" H 1155 5977 50  0000 C CNN
F 2 "" H 1150 6150 50  0001 C CNN
F 3 "" H 1150 6150 50  0001 C CNN
	1    1150 6150
	1    0    0    -1  
$EndComp
Text GLabel 1150 5950 0    50   Input ~ 0
SENSOR_VCC
Text GLabel 1150 5850 0    50   Input ~ 0
SENSOR0
Wire Wire Line
	1150 5850 1250 5850
Wire Wire Line
	1250 5950 1150 5950
Wire Wire Line
	1150 6050 1250 6050
Wire Wire Line
	1150 6050 1150 6150
$Comp
L Connector:Conn_01x03_Male J2
U 1 1 5E9F7845
P 1450 6600
F 0 "J2" H 1422 6532 50  0000 R CNN
F 1 "Conn_01x03_Male" H 1422 6623 50  0000 R CNN
F 2 "Pin_Headers:Pin_Header_Straight_1x03_Pitch2.54mm" H 1450 6600 50  0001 C CNN
F 3 "~" H 1450 6600 50  0001 C CNN
	1    1450 6600
	-1   0    0    1   
$EndComp
$Comp
L power:GND #PWR02
U 1 1 5E9F784F
P 1150 6800
F 0 "#PWR02" H 1150 6550 50  0001 C CNN
F 1 "GND" H 1155 6627 50  0000 C CNN
F 2 "" H 1150 6800 50  0001 C CNN
F 3 "" H 1150 6800 50  0001 C CNN
	1    1150 6800
	1    0    0    -1  
$EndComp
Text GLabel 1150 6600 0    50   Input ~ 0
SENSOR_VCC
Text GLabel 1150 6500 0    50   Input ~ 0
SENSOR1
Wire Wire Line
	1150 6500 1250 6500
Wire Wire Line
	1250 6600 1150 6600
Wire Wire Line
	1150 6700 1250 6700
Wire Wire Line
	1150 6700 1150 6800
$Comp
L Connector:Conn_01x03_Male J3
U 1 1 5E9FB035
P 1450 7300
F 0 "J3" H 1422 7232 50  0000 R CNN
F 1 "Conn_01x03_Male" H 1422 7323 50  0000 R CNN
F 2 "Pin_Headers:Pin_Header_Straight_1x03_Pitch2.54mm" H 1450 7300 50  0001 C CNN
F 3 "~" H 1450 7300 50  0001 C CNN
	1    1450 7300
	-1   0    0    1   
$EndComp
$Comp
L power:GND #PWR03
U 1 1 5E9FB03B
P 1150 7500
F 0 "#PWR03" H 1150 7250 50  0001 C CNN
F 1 "GND" H 1155 7327 50  0000 C CNN
F 2 "" H 1150 7500 50  0001 C CNN
F 3 "" H 1150 7500 50  0001 C CNN
	1    1150 7500
	1    0    0    -1  
$EndComp
Text GLabel 1150 7300 0    50   Input ~ 0
SENSOR_VCC
Text GLabel 1150 7200 0    50   Input ~ 0
SENSOR2
Wire Wire Line
	1150 7200 1250 7200
Wire Wire Line
	1250 7300 1150 7300
Wire Wire Line
	1150 7400 1250 7400
Wire Wire Line
	1150 7400 1150 7500
$Comp
L Connector:Conn_01x03_Male J4
U 1 1 5E9FC5A2
P 3100 5950
F 0 "J4" H 3072 5882 50  0000 R CNN
F 1 "Conn_01x03_Male" H 3072 5973 50  0000 R CNN
F 2 "Pin_Headers:Pin_Header_Straight_1x03_Pitch2.54mm" H 3100 5950 50  0001 C CNN
F 3 "~" H 3100 5950 50  0001 C CNN
	1    3100 5950
	-1   0    0    1   
$EndComp
$Comp
L power:GND #PWR08
U 1 1 5E9FC5A8
P 2800 6150
F 0 "#PWR08" H 2800 5900 50  0001 C CNN
F 1 "GND" H 2805 5977 50  0000 C CNN
F 2 "" H 2800 6150 50  0001 C CNN
F 3 "" H 2800 6150 50  0001 C CNN
	1    2800 6150
	1    0    0    -1  
$EndComp
Text GLabel 2800 5950 0    50   Input ~ 0
SENSOR_VCC
Text GLabel 2800 5850 0    50   Input ~ 0
SENSOR3
Wire Wire Line
	2800 5850 2900 5850
Wire Wire Line
	2900 5950 2800 5950
Wire Wire Line
	2800 6050 2900 6050
Wire Wire Line
	2800 6050 2800 6150
$Comp
L Connector:Conn_01x03_Male J5
U 1 1 5E9FCCAA
P 3100 6600
F 0 "J5" H 3072 6532 50  0000 R CNN
F 1 "Conn_01x03_Male" H 3072 6623 50  0000 R CNN
F 2 "Pin_Headers:Pin_Header_Straight_1x03_Pitch2.54mm" H 3100 6600 50  0001 C CNN
F 3 "~" H 3100 6600 50  0001 C CNN
	1    3100 6600
	-1   0    0    1   
$EndComp
$Comp
L power:GND #PWR09
U 1 1 5E9FCCB0
P 2800 6800
F 0 "#PWR09" H 2800 6550 50  0001 C CNN
F 1 "GND" H 2805 6627 50  0000 C CNN
F 2 "" H 2800 6800 50  0001 C CNN
F 3 "" H 2800 6800 50  0001 C CNN
	1    2800 6800
	1    0    0    -1  
$EndComp
Text GLabel 2800 6600 0    50   Input ~ 0
SENSOR_VCC
Text GLabel 2800 6500 0    50   Input ~ 0
SENSOR4
Wire Wire Line
	2800 6500 2900 6500
Wire Wire Line
	2900 6600 2800 6600
Wire Wire Line
	2800 6700 2900 6700
Wire Wire Line
	2800 6700 2800 6800
$Comp
L Connector:Conn_01x03_Male J6
U 1 1 5E9FD5FD
P 3100 7300
F 0 "J6" H 3072 7232 50  0000 R CNN
F 1 "Conn_01x03_Male" H 3072 7323 50  0000 R CNN
F 2 "Pin_Headers:Pin_Header_Straight_1x03_Pitch2.54mm" H 3100 7300 50  0001 C CNN
F 3 "~" H 3100 7300 50  0001 C CNN
	1    3100 7300
	-1   0    0    1   
$EndComp
$Comp
L power:GND #PWR010
U 1 1 5E9FD603
P 2800 7500
F 0 "#PWR010" H 2800 7250 50  0001 C CNN
F 1 "GND" H 2805 7327 50  0000 C CNN
F 2 "" H 2800 7500 50  0001 C CNN
F 3 "" H 2800 7500 50  0001 C CNN
	1    2800 7500
	1    0    0    -1  
$EndComp
Text GLabel 2800 7300 0    50   Input ~ 0
SENSOR_VCC
Text GLabel 2800 7200 0    50   Input ~ 0
SENSOR5
Wire Wire Line
	2800 7200 2900 7200
Wire Wire Line
	2900 7300 2800 7300
Wire Wire Line
	2800 7400 2900 7400
Wire Wire Line
	2800 7400 2800 7500
Text GLabel 6950 3550 2    50   Input ~ 0
SENSOR0_SCALED
Text GLabel 6950 3250 2    50   Input ~ 0
SENSOR1_SCALED
Text GLabel 6950 3350 2    50   Input ~ 0
SENSOR2_SCALED
Text GLabel 6950 3450 2    50   Input ~ 0
SENSOR3_SCALED
Text GLabel 5400 1550 0    50   Input ~ 0
SENSOR4_SCALED
Text GLabel 5400 1450 0    50   Input ~ 0
SENSOR5_SCALED
Wire Wire Line
	5400 1450 5600 1450
Wire Wire Line
	5600 1550 5400 1550
Wire Wire Line
	6950 3250 6800 3250
Wire Wire Line
	6800 3350 6950 3350
Wire Wire Line
	6800 3450 6950 3450
Wire Wire Line
	6950 3550 6800 3550
$Comp
L Device:R R1
U 1 1 5EA29128
P 1450 3100
F 0 "R1" H 1520 3146 50  0000 L CNN
F 1 "68k" H 1520 3055 50  0000 L CNN
F 2 "Resistors_SMD:R_0805" V 1380 3100 50  0001 C CNN
F 3 "~" H 1450 3100 50  0001 C CNN
	1    1450 3100
	1    0    0    -1  
$EndComp
$Comp
L Device:R R2
U 1 1 5EA2912E
P 1450 3600
F 0 "R2" H 1520 3646 50  0000 L CNN
F 1 "30k" H 1520 3555 50  0000 L CNN
F 2 "Resistors_SMD:R_0805" V 1380 3600 50  0001 C CNN
F 3 "~" H 1450 3600 50  0001 C CNN
	1    1450 3600
	1    0    0    -1  
$EndComp
$Comp
L power:GND #PWR04
U 1 1 5EA29134
P 1450 3850
F 0 "#PWR04" H 1450 3600 50  0001 C CNN
F 1 "GND" H 1455 3677 50  0000 C CNN
F 2 "" H 1450 3850 50  0001 C CNN
F 3 "" H 1450 3850 50  0001 C CNN
	1    1450 3850
	1    0    0    -1  
$EndComp
Text GLabel 1350 2850 0    50   Input ~ 0
SENSOR0
Wire Wire Line
	1350 2850 1450 2850
Wire Wire Line
	1450 2850 1450 2950
Wire Wire Line
	1450 3850 1450 3750
Text GLabel 1350 3350 0    50   Input ~ 0
SENSOR0_SCALED
Wire Wire Line
	1350 3350 1450 3350
Connection ~ 1450 3350
Wire Wire Line
	1450 3250 1450 3350
Wire Wire Line
	1450 3350 1450 3450
$Comp
L Device:R R5
U 1 1 5EA32671
P 2450 3100
F 0 "R5" H 2520 3146 50  0000 L CNN
F 1 "68k" H 2520 3055 50  0000 L CNN
F 2 "Resistors_SMD:R_0805" V 2380 3100 50  0001 C CNN
F 3 "~" H 2450 3100 50  0001 C CNN
	1    2450 3100
	1    0    0    -1  
$EndComp
$Comp
L Device:R R6
U 1 1 5EA32677
P 2450 3600
F 0 "R6" H 2520 3646 50  0000 L CNN
F 1 "30k" H 2520 3555 50  0000 L CNN
F 2 "Resistors_SMD:R_0805" V 2380 3600 50  0001 C CNN
F 3 "~" H 2450 3600 50  0001 C CNN
	1    2450 3600
	1    0    0    -1  
$EndComp
$Comp
L power:GND #PWR06
U 1 1 5EA3267D
P 2450 3850
F 0 "#PWR06" H 2450 3600 50  0001 C CNN
F 1 "GND" H 2455 3677 50  0000 C CNN
F 2 "" H 2450 3850 50  0001 C CNN
F 3 "" H 2450 3850 50  0001 C CNN
	1    2450 3850
	1    0    0    -1  
$EndComp
Text GLabel 2350 2850 0    50   Input ~ 0
SENSOR1
Wire Wire Line
	2350 2850 2450 2850
Wire Wire Line
	2450 2850 2450 2950
Wire Wire Line
	2450 3850 2450 3750
Text GLabel 2350 3350 0    50   Input ~ 0
SENSOR1_SCALED
Wire Wire Line
	2350 3350 2450 3350
Connection ~ 2450 3350
Wire Wire Line
	2450 3250 2450 3350
Wire Wire Line
	2450 3350 2450 3450
$Comp
L Device:R R9
U 1 1 5EA334C5
P 3450 3100
F 0 "R9" H 3520 3146 50  0000 L CNN
F 1 "68k" H 3520 3055 50  0000 L CNN
F 2 "Resistors_SMD:R_0805" V 3380 3100 50  0001 C CNN
F 3 "~" H 3450 3100 50  0001 C CNN
	1    3450 3100
	1    0    0    -1  
$EndComp
$Comp
L Device:R R10
U 1 1 5EA334CB
P 3450 3600
F 0 "R10" H 3520 3646 50  0000 L CNN
F 1 "30k" H 3520 3555 50  0000 L CNN
F 2 "Resistors_SMD:R_0805" V 3380 3600 50  0001 C CNN
F 3 "~" H 3450 3600 50  0001 C CNN
	1    3450 3600
	1    0    0    -1  
$EndComp
$Comp
L power:GND #PWR011
U 1 1 5EA334D1
P 3450 3850
F 0 "#PWR011" H 3450 3600 50  0001 C CNN
F 1 "GND" H 3455 3677 50  0000 C CNN
F 2 "" H 3450 3850 50  0001 C CNN
F 3 "" H 3450 3850 50  0001 C CNN
	1    3450 3850
	1    0    0    -1  
$EndComp
Text GLabel 3350 2850 0    50   Input ~ 0
SENSOR2
Wire Wire Line
	3350 2850 3450 2850
Wire Wire Line
	3450 2850 3450 2950
Wire Wire Line
	3450 3850 3450 3750
Text GLabel 3350 3350 0    50   Input ~ 0
SENSOR2_SCALED
Wire Wire Line
	3350 3350 3450 3350
Connection ~ 3450 3350
Wire Wire Line
	3450 3250 3450 3350
Wire Wire Line
	3450 3350 3450 3450
$Comp
L Device:R R3
U 1 1 5EA46A66
P 1450 4450
F 0 "R3" H 1520 4496 50  0000 L CNN
F 1 "68k" H 1520 4405 50  0000 L CNN
F 2 "Resistors_SMD:R_0805" V 1380 4450 50  0001 C CNN
F 3 "~" H 1450 4450 50  0001 C CNN
	1    1450 4450
	1    0    0    -1  
$EndComp
$Comp
L Device:R R4
U 1 1 5EA46A6C
P 1450 4950
F 0 "R4" H 1520 4996 50  0000 L CNN
F 1 "30k" H 1520 4905 50  0000 L CNN
F 2 "Resistors_SMD:R_0805" V 1380 4950 50  0001 C CNN
F 3 "~" H 1450 4950 50  0001 C CNN
	1    1450 4950
	1    0    0    -1  
$EndComp
$Comp
L power:GND #PWR05
U 1 1 5EA46A72
P 1450 5200
F 0 "#PWR05" H 1450 4950 50  0001 C CNN
F 1 "GND" H 1455 5027 50  0000 C CNN
F 2 "" H 1450 5200 50  0001 C CNN
F 3 "" H 1450 5200 50  0001 C CNN
	1    1450 5200
	1    0    0    -1  
$EndComp
Text GLabel 1350 4200 0    50   Input ~ 0
SENSOR3
Wire Wire Line
	1350 4200 1450 4200
Wire Wire Line
	1450 4200 1450 4300
Wire Wire Line
	1450 5200 1450 5100
Text GLabel 1350 4700 0    50   Input ~ 0
SENSOR3_SCALED
Wire Wire Line
	1350 4700 1450 4700
Connection ~ 1450 4700
Wire Wire Line
	1450 4600 1450 4700
Wire Wire Line
	1450 4700 1450 4800
$Comp
L Device:R R7
U 1 1 5EA46A81
P 2450 4450
F 0 "R7" H 2520 4496 50  0000 L CNN
F 1 "68k" H 2520 4405 50  0000 L CNN
F 2 "Resistors_SMD:R_0805" V 2380 4450 50  0001 C CNN
F 3 "~" H 2450 4450 50  0001 C CNN
	1    2450 4450
	1    0    0    -1  
$EndComp
$Comp
L Device:R R8
U 1 1 5EA46A87
P 2450 4950
F 0 "R8" H 2520 4996 50  0000 L CNN
F 1 "30k" H 2520 4905 50  0000 L CNN
F 2 "Resistors_SMD:R_0805" V 2380 4950 50  0001 C CNN
F 3 "~" H 2450 4950 50  0001 C CNN
	1    2450 4950
	1    0    0    -1  
$EndComp
$Comp
L power:GND #PWR07
U 1 1 5EA46A8D
P 2450 5200
F 0 "#PWR07" H 2450 4950 50  0001 C CNN
F 1 "GND" H 2455 5027 50  0000 C CNN
F 2 "" H 2450 5200 50  0001 C CNN
F 3 "" H 2450 5200 50  0001 C CNN
	1    2450 5200
	1    0    0    -1  
$EndComp
Text GLabel 2350 4200 0    50   Input ~ 0
SENSOR4
Wire Wire Line
	2350 4200 2450 4200
Wire Wire Line
	2450 4200 2450 4300
Wire Wire Line
	2450 5200 2450 5100
Text GLabel 2350 4700 0    50   Input ~ 0
SENSOR4_SCALED
Wire Wire Line
	2350 4700 2450 4700
Connection ~ 2450 4700
Wire Wire Line
	2450 4600 2450 4700
Wire Wire Line
	2450 4700 2450 4800
$Comp
L Device:R R11
U 1 1 5EA46A9C
P 3450 4450
F 0 "R11" H 3520 4496 50  0000 L CNN
F 1 "68k" H 3520 4405 50  0000 L CNN
F 2 "Resistors_SMD:R_0805" V 3380 4450 50  0001 C CNN
F 3 "~" H 3450 4450 50  0001 C CNN
	1    3450 4450
	1    0    0    -1  
$EndComp
$Comp
L Device:R R12
U 1 1 5EA46AA2
P 3450 4950
F 0 "R12" H 3520 4996 50  0000 L CNN
F 1 "30k" H 3520 4905 50  0000 L CNN
F 2 "Resistors_SMD:R_0805" V 3380 4950 50  0001 C CNN
F 3 "~" H 3450 4950 50  0001 C CNN
	1    3450 4950
	1    0    0    -1  
$EndComp
$Comp
L power:GND #PWR012
U 1 1 5EA46AA8
P 3450 5200
F 0 "#PWR012" H 3450 4950 50  0001 C CNN
F 1 "GND" H 3455 5027 50  0000 C CNN
F 2 "" H 3450 5200 50  0001 C CNN
F 3 "" H 3450 5200 50  0001 C CNN
	1    3450 5200
	1    0    0    -1  
$EndComp
Text GLabel 3350 4200 0    50   Input ~ 0
SENSOR5
Wire Wire Line
	3350 4200 3450 4200
Wire Wire Line
	3450 4200 3450 4300
Wire Wire Line
	3450 5200 3450 5100
Text GLabel 3350 4700 0    50   Input ~ 0
SENSOR5_SCALED
Wire Wire Line
	3350 4700 3450 4700
Connection ~ 3450 4700
Wire Wire Line
	3450 4600 3450 4700
Wire Wire Line
	3450 4700 3450 4800
$Comp
L power:+BATT #PWR021
U 1 1 5EA4FBEF
P 6200 800
F 0 "#PWR021" H 6200 650 50  0001 C CNN
F 1 "+BATT" H 6215 973 50  0000 C CNN
F 2 "" H 6200 800 50  0001 C CNN
F 3 "" H 6200 800 50  0001 C CNN
	1    6200 800 
	1    0    0    -1  
$EndComp
Wire Wire Line
	6200 800  6200 1050
$Comp
L power:GND #PWR022
U 1 1 5EA520B3
P 6200 4050
F 0 "#PWR022" H 6200 3800 50  0001 C CNN
F 1 "GND" H 6205 3877 50  0000 C CNN
F 2 "" H 6200 4050 50  0001 C CNN
F 3 "" H 6200 4050 50  0001 C CNN
	1    6200 4050
	1    0    0    -1  
$EndComp
Wire Wire Line
	6200 3850 6200 3950
$Comp
L power:-BATT #PWR023
U 1 1 5EA54154
P 6450 4050
F 0 "#PWR023" H 6450 3900 50  0001 C CNN
F 1 "-BATT" H 6465 4223 50  0000 C CNN
F 2 "" H 6450 4050 50  0001 C CNN
F 3 "" H 6450 4050 50  0001 C CNN
	1    6450 4050
	-1   0    0    1   
$EndComp
Wire Wire Line
	6200 3950 6450 3950
Wire Wire Line
	6450 3950 6450 4050
Connection ~ 6200 3950
Wire Wire Line
	6200 3950 6200 4050
$Comp
L Device:R R14
U 1 1 5EA59756
P 4500 4450
F 0 "R14" H 4570 4496 50  0000 L CNN
F 1 "68k" H 4570 4405 50  0000 L CNN
F 2 "Resistors_SMD:R_0805" V 4430 4450 50  0001 C CNN
F 3 "~" H 4500 4450 50  0001 C CNN
	1    4500 4450
	1    0    0    -1  
$EndComp
$Comp
L Device:R R15
U 1 1 5EA5975C
P 4500 4950
F 0 "R15" H 4570 4996 50  0000 L CNN
F 1 "30k" H 4570 4905 50  0000 L CNN
F 2 "Resistors_SMD:R_0805" V 4430 4950 50  0001 C CNN
F 3 "~" H 4500 4950 50  0001 C CNN
	1    4500 4950
	1    0    0    -1  
$EndComp
$Comp
L power:GND #PWR019
U 1 1 5EA59762
P 4500 5200
F 0 "#PWR019" H 4500 4950 50  0001 C CNN
F 1 "GND" H 4505 5027 50  0000 C CNN
F 2 "" H 4500 5200 50  0001 C CNN
F 3 "" H 4500 5200 50  0001 C CNN
	1    4500 5200
	1    0    0    -1  
$EndComp
Wire Wire Line
	4500 5200 4500 5100
Text GLabel 4400 4700 0    50   Input ~ 0
BATT_SCALED
Wire Wire Line
	4400 4700 4500 4700
Connection ~ 4500 4700
Wire Wire Line
	4500 4600 4500 4700
Wire Wire Line
	4500 4700 4500 4800
Text GLabel 6950 3050 2    50   Input ~ 0
BATT_SCALED
$Comp
L Connector:USB_B_Micro J7
U 1 1 5EA68333
P 9650 5400
F 0 "J7" H 9707 5867 50  0000 C CNN
F 1 "USB_B_Micro" H 9707 5776 50  0000 C CNN
F 2 "Connect:USB_Micro-B" H 9800 5350 50  0001 C CNN
F 3 "~" H 9800 5350 50  0001 C CNN
	1    9650 5400
	1    0    0    -1  
$EndComp
Wire Wire Line
	9950 900  9950 1050
Wire Wire Line
	8800 1950 8800 1350
$Comp
L power:GND #PWR024
U 1 1 5EA7D684
P 8800 2700
F 0 "#PWR024" H 8800 2450 50  0001 C CNN
F 1 "GND" H 8805 2527 50  0000 C CNN
F 2 "" H 8800 2700 50  0001 C CNN
F 3 "" H 8800 2700 50  0001 C CNN
	1    8800 2700
	1    0    0    -1  
$EndComp
$Comp
L Device:C C4
U 1 1 5EA7DDEE
P 8800 2350
F 0 "C4" H 8915 2396 50  0000 L CNN
F 1 "100nF" H 8915 2305 50  0000 L CNN
F 2 "Capacitors_SMD:C_0805" H 8838 2200 50  0001 C CNN
F 3 "~" H 8800 2350 50  0001 C CNN
	1    8800 2350
	1    0    0    -1  
$EndComp
Wire Wire Line
	8800 1950 8800 2200
Connection ~ 8800 1950
Text GLabel 6950 1350 2    50   Input ~ 0
ESPTX
Text GLabel 6950 1550 2    50   Input ~ 0
ESPRX
Wire Wire Line
	6800 1350 6950 1350
Wire Wire Line
	6950 1550 6800 1550
Text GLabel 10750 1450 2    50   Input ~ 0
ESPTX
Text GLabel 10750 1350 2    50   Input ~ 0
ESPRX
Wire Wire Line
	10550 1350 10750 1350
Wire Wire Line
	10750 1450 10550 1450
$Comp
L Transistor_BJT:MMDT3904 Q2
U 1 1 5EAA787C
P 10200 3650
F 0 "Q2" H 10391 3696 50  0000 L CNN
F 1 "MMDT3904" H 10391 3605 50  0000 L CNN
F 2 "TO_SOT_Packages_SMD:SOT-363_SC-70-6" H 10400 3750 50  0001 C CNN
F 3 "http://www.diodes.com/_files/datasheets/ds30088.pdf" H 10200 3650 50  0001 C CNN
	1    10200 3650
	1    0    0    -1  
$EndComp
$Comp
L Transistor_BJT:MMDT3904 Q2
U 2 1 5EAA896E
P 10200 4300
F 0 "Q2" H 10391 4346 50  0000 L CNN
F 1 "MMDT3904" H 10391 4255 50  0000 L CNN
F 2 "TO_SOT_Packages_SMD:SOT-363_SC-70-6" H 10400 4400 50  0001 C CNN
F 3 "http://www.diodes.com/_files/datasheets/ds30088.pdf" H 10200 4300 50  0001 C CNN
	2    10200 4300
	1    0    0    -1  
$EndComp
$Comp
L Device:R R17
U 1 1 5EAA9616
P 9650 3650
F 0 "R17" V 9443 3650 50  0000 C CNN
F 1 "10k" V 9534 3650 50  0000 C CNN
F 2 "Resistors_SMD:R_0805" V 9580 3650 50  0001 C CNN
F 3 "~" H 9650 3650 50  0001 C CNN
	1    9650 3650
	0    1    1    0   
$EndComp
$Comp
L Device:R R18
U 1 1 5EAA9DC7
P 9650 4300
F 0 "R18" V 9443 4300 50  0000 C CNN
F 1 "10k" V 9534 4300 50  0000 C CNN
F 2 "Resistors_SMD:R_0805" V 9580 4300 50  0001 C CNN
F 3 "~" H 9650 4300 50  0001 C CNN
	1    9650 4300
	0    1    1    0   
$EndComp
Wire Wire Line
	9800 3650 10000 3650
Wire Wire Line
	9800 4300 10000 4300
Wire Wire Line
	10300 3850 10300 3950
Wire Wire Line
	10300 3950 9250 3950
Wire Wire Line
	9250 3950 9250 4300
Wire Wire Line
	9250 4300 9500 4300
Wire Wire Line
	9500 3650 9400 3650
Wire Wire Line
	9400 3650 9400 4600
Wire Wire Line
	9400 4600 10300 4600
Wire Wire Line
	10300 4600 10300 4500
Text GLabel 10400 3350 2    50   Input ~ 0
EN
Wire Wire Line
	10300 3450 10300 3350
Wire Wire Line
	10300 3350 10400 3350
Text GLabel 5400 1250 0    50   Input ~ 0
EN
Wire Wire Line
	5400 1250 5600 1250
Text GLabel 10400 4000 2    50   Input ~ 0
IO0
Wire Wire Line
	10300 4000 10300 4100
Wire Wire Line
	10300 4000 10400 4000
Text GLabel 9150 4300 0    50   Input ~ 0
RTS
Text GLabel 9150 3650 0    50   Input ~ 0
DTR
Wire Wire Line
	9150 3650 9400 3650
Connection ~ 9400 3650
Wire Wire Line
	9150 4300 9250 4300
Connection ~ 9250 4300
Text GLabel 10750 1550 2    50   Input ~ 0
RTS
Wire Wire Line
	10550 1550 10750 1550
$Comp
L Interface_USB:FT231XS U2
U 1 1 5EAE15A0
P 9850 1950
F 0 "U2" H 9850 3031 50  0000 C CNN
F 1 "FT231XS" H 9850 2940 50  0000 C CNN
F 2 "Housings_SSOP:QSOP-20_3.9x8.7mm_Pitch0.635mm" H 10850 1150 50  0001 C CNN
F 3 "https://www.ftdichip.com/Support/Documents/DataSheets/ICs/DS_FT231X.pdf" H 9850 1950 50  0001 C CNN
	1    9850 1950
	1    0    0    -1  
$EndComp
$Comp
L power:VBUS #PWR028
U 1 1 5EAE956F
P 10050 5100
F 0 "#PWR028" H 10050 4950 50  0001 C CNN
F 1 "VBUS" H 10065 5273 50  0000 C CNN
F 2 "" H 10050 5100 50  0001 C CNN
F 3 "" H 10050 5100 50  0001 C CNN
	1    10050 5100
	1    0    0    -1  
$EndComp
Wire Wire Line
	9950 5200 10050 5200
Wire Wire Line
	10050 5200 10050 5100
Text GLabel 10450 5400 2    50   Input ~ 0
D+
Text GLabel 10450 5500 2    50   Input ~ 0
D-
Wire Wire Line
	9550 5800 9550 5900
Wire Wire Line
	9550 5900 9600 5900
Wire Wire Line
	9650 5900 9650 5800
$Comp
L power:GND #PWR025
U 1 1 5EB02221
P 9600 6000
F 0 "#PWR025" H 9600 5750 50  0001 C CNN
F 1 "GND" H 9605 5827 50  0000 C CNN
F 2 "" H 9600 6000 50  0001 C CNN
F 3 "" H 9600 6000 50  0001 C CNN
	1    9600 6000
	1    0    0    -1  
$EndComp
Wire Wire Line
	9600 6000 9600 5900
Connection ~ 9600 5900
Wire Wire Line
	9600 5900 9650 5900
Wire Wire Line
	8800 2500 8800 2700
$Comp
L Device:R R20
U 1 1 5EA832A0
P 10200 5500
F 0 "R20" V 10407 5500 50  0000 C CNN
F 1 "27R" V 10316 5500 50  0000 C CNN
F 2 "Resistors_SMD:R_0805" V 10130 5500 50  0001 C CNN
F 3 "~" H 10200 5500 50  0001 C CNN
	1    10200 5500
	0    1    1    0   
$EndComp
$Comp
L Device:R R19
U 1 1 5EA82A5A
P 10200 5400
F 0 "R19" V 10407 5400 50  0000 C CNN
F 1 "27R" V 10316 5400 50  0000 C CNN
F 2 "Resistors_SMD:R_0805" V 10130 5400 50  0001 C CNN
F 3 "~" H 10200 5400 50  0001 C CNN
	1    10200 5400
	0    -1   -1   0   
$EndComp
Wire Wire Line
	9950 5400 10050 5400
Wire Wire Line
	10050 5500 9950 5500
Wire Wire Line
	10350 5400 10450 5400
Wire Wire Line
	10450 5500 10350 5500
Text GLabel 9050 1750 0    50   Input ~ 0
D+
Text GLabel 9050 1650 0    50   Input ~ 0
D-
Wire Wire Line
	9050 1650 9150 1650
Wire Wire Line
	9150 1750 9050 1750
Connection ~ 8800 1350
Wire Wire Line
	8800 1950 9150 1950
Wire Wire Line
	8800 1350 8800 900 
Wire Wire Line
	8800 1350 9150 1350
Wire Wire Line
	8800 900  9950 900 
$Comp
L power:VBUS #PWR026
U 1 1 5EB511E5
P 9750 800
F 0 "#PWR026" H 9750 650 50  0001 C CNN
F 1 "VBUS" H 9765 973 50  0000 C CNN
F 2 "" H 9750 800 50  0001 C CNN
F 3 "" H 9750 800 50  0001 C CNN
	1    9750 800 
	1    0    0    -1  
$EndComp
Wire Wire Line
	9750 800  9750 1050
$Comp
L power:GND #PWR027
U 1 1 5EB54C27
P 9950 3050
F 0 "#PWR027" H 9950 2800 50  0001 C CNN
F 1 "GND" H 9955 2877 50  0000 C CNN
F 2 "" H 9950 3050 50  0001 C CNN
F 3 "" H 9950 3050 50  0001 C CNN
	1    9950 3050
	1    0    0    -1  
$EndComp
Wire Wire Line
	9750 2850 9750 2950
Wire Wire Line
	9750 2950 9950 2950
Wire Wire Line
	9950 2950 9950 2850
Wire Wire Line
	9950 2950 9950 3050
Connection ~ 9950 2950
Text GLabel 10750 1750 2    50   Input ~ 0
DTR
Wire Wire Line
	10550 1750 10750 1750
$Comp
L Transistor_BJT:BC807 Q1
U 1 1 5EB7160B
P 4600 6400
F 0 "Q1" H 4791 6446 50  0000 L CNN
F 1 "BC807" H 4791 6355 50  0000 L CNN
F 2 "TO_SOT_Packages_SMD:SOT-23" H 4800 6325 50  0001 L CIN
F 3 "http://www.fairchildsemi.com/ds/BC/BC807.pdf" H 4600 6400 50  0001 L CNN
	1    4600 6400
	-1   0    0    1   
$EndComp
$Comp
L power:+BATT #PWR020
U 1 1 5EB7290A
P 4500 6100
F 0 "#PWR020" H 4500 5950 50  0001 C CNN
F 1 "+BATT" H 4515 6273 50  0000 C CNN
F 2 "" H 4500 6100 50  0001 C CNN
F 3 "" H 4500 6100 50  0001 C CNN
	1    4500 6100
	1    0    0    -1  
$EndComp
Wire Wire Line
	4500 6200 4500 6100
Text GLabel 4500 6700 3    50   Input ~ 0
SENSOR_VCC
Wire Wire Line
	4500 6600 4500 6700
$Comp
L Device:R R16
U 1 1 5EB7F9FF
P 5050 6400
F 0 "R16" V 4843 6400 50  0000 C CNN
F 1 "3k9" V 4934 6400 50  0000 C CNN
F 2 "Resistors_SMD:R_0805" V 4980 6400 50  0001 C CNN
F 3 "~" H 5050 6400 50  0001 C CNN
	1    5050 6400
	0    1    1    0   
$EndComp
Wire Wire Line
	4800 6400 4900 6400
Wire Wire Line
	6800 3050 6950 3050
Text GLabel 6950 2950 2    50   Input ~ 0
SENSOR_ENABLE
Wire Wire Line
	6800 2950 6950 2950
Text GLabel 5300 6400 2    50   Input ~ 0
SENSOR_ENABLE
Wire Wire Line
	5200 6400 5300 6400
Text GLabel 4400 4200 0    50   Input ~ 0
SENSOR_VCC
Wire Wire Line
	4400 4200 4500 4200
Wire Wire Line
	4500 4200 4500 4300
$Comp
L Device:Battery BT1
U 1 1 5EBC38D0
P 750 1200
F 0 "BT1" H 858 1246 50  0000 L CNN
F 1 "Battery" H 858 1155 50  0000 L CNN
F 2 "flobs-KiCad-footprints:BH321-2P" V 750 1260 50  0001 C CNN
F 3 "~" V 750 1260 50  0001 C CNN
	1    750  1200
	1    0    0    -1  
$EndComp
$Comp
L power:+BATT #PWR013
U 1 1 5EBC4AE0
P 750 900
F 0 "#PWR013" H 750 750 50  0001 C CNN
F 1 "+BATT" H 765 1073 50  0000 C CNN
F 2 "" H 750 900 50  0001 C CNN
F 3 "" H 750 900 50  0001 C CNN
	1    750  900 
	1    0    0    -1  
$EndComp
$Comp
L power:-BATT #PWR014
U 1 1 5EBC5404
P 750 1500
F 0 "#PWR014" H 750 1350 50  0001 C CNN
F 1 "-BATT" H 765 1673 50  0000 C CNN
F 2 "" H 750 1500 50  0001 C CNN
F 3 "" H 750 1500 50  0001 C CNN
	1    750  1500
	-1   0    0    1   
$EndComp
Wire Wire Line
	750  1400 750  1500
Wire Wire Line
	750  900  750  1000
$Comp
L Device:C C1
U 1 1 5EBCF742
P 1550 1200
F 0 "C1" H 1665 1246 50  0000 L CNN
F 1 "22μF" H 1665 1155 50  0000 L CNN
F 2 "Capacitors_SMD:C_0805" H 1588 1050 50  0001 C CNN
F 3 "~" H 1550 1200 50  0001 C CNN
	1    1550 1200
	1    0    0    -1  
$EndComp
$Comp
L Device:C C2
U 1 1 5EBCF99F
P 1950 1200
F 0 "C2" H 2065 1246 50  0000 L CNN
F 1 "100nF" H 2065 1155 50  0000 L CNN
F 2 "Capacitors_SMD:C_0805" H 1988 1050 50  0001 C CNN
F 3 "~" H 1950 1200 50  0001 C CNN
	1    1950 1200
	1    0    0    -1  
$EndComp
$Comp
L power:+BATT #PWR015
U 1 1 5EBCFD4C
P 1750 800
F 0 "#PWR015" H 1750 650 50  0001 C CNN
F 1 "+BATT" H 1765 973 50  0000 C CNN
F 2 "" H 1750 800 50  0001 C CNN
F 3 "" H 1750 800 50  0001 C CNN
	1    1750 800 
	1    0    0    -1  
$EndComp
Wire Wire Line
	1550 1050 1550 950 
Wire Wire Line
	1550 950  1750 950 
Wire Wire Line
	1950 950  1950 1050
Wire Wire Line
	1750 950  1750 800 
Connection ~ 1750 950 
Wire Wire Line
	1750 950  1950 950 
$Comp
L power:GND #PWR016
U 1 1 5EBDA4DF
P 1750 1600
F 0 "#PWR016" H 1750 1350 50  0001 C CNN
F 1 "GND" H 1755 1427 50  0000 C CNN
F 2 "" H 1750 1600 50  0001 C CNN
F 3 "" H 1750 1600 50  0001 C CNN
	1    1750 1600
	1    0    0    -1  
$EndComp
Wire Wire Line
	1550 1350 1550 1450
Wire Wire Line
	1550 1450 1750 1450
Wire Wire Line
	1950 1450 1950 1350
Wire Wire Line
	1750 1600 1750 1450
Connection ~ 1750 1450
Wire Wire Line
	1750 1450 1950 1450
$Comp
L Device:R R13
U 1 1 5EBF36AD
P 2600 1050
F 0 "R13" H 2670 1096 50  0000 L CNN
F 1 "10k" H 2670 1005 50  0000 L CNN
F 2 "Resistors_SMD:R_0805" V 2530 1050 50  0001 C CNN
F 3 "~" H 2600 1050 50  0001 C CNN
	1    2600 1050
	1    0    0    -1  
$EndComp
$Comp
L Device:C C3
U 1 1 5EBF4364
P 2600 1550
F 0 "C3" H 2715 1596 50  0000 L CNN
F 1 "100μF" H 2715 1505 50  0000 L CNN
F 2 "Capacitors_SMD:C_0805" H 2638 1400 50  0001 C CNN
F 3 "~" H 2600 1550 50  0001 C CNN
	1    2600 1550
	1    0    0    -1  
$EndComp
$Comp
L power:+BATT #PWR017
U 1 1 5EBF4709
P 2600 800
F 0 "#PWR017" H 2600 650 50  0001 C CNN
F 1 "+BATT" H 2615 973 50  0000 C CNN
F 2 "" H 2600 800 50  0001 C CNN
F 3 "" H 2600 800 50  0001 C CNN
	1    2600 800 
	1    0    0    -1  
$EndComp
$Comp
L power:GND #PWR018
U 1 1 5EBF65B6
P 2600 1800
F 0 "#PWR018" H 2600 1550 50  0001 C CNN
F 1 "GND" H 2605 1627 50  0000 C CNN
F 2 "" H 2600 1800 50  0001 C CNN
F 3 "" H 2600 1800 50  0001 C CNN
	1    2600 1800
	1    0    0    -1  
$EndComp
Wire Wire Line
	2600 800  2600 900 
Wire Wire Line
	2600 1200 2600 1300
Wire Wire Line
	2600 1300 2700 1300
Connection ~ 2600 1300
Wire Wire Line
	2600 1300 2600 1400
Wire Wire Line
	2600 1700 2600 1800
Text GLabel 2700 1300 2    50   Input ~ 0
EN
NoConn ~ 6800 1450
NoConn ~ 6800 1650
NoConn ~ 6800 1750
NoConn ~ 6800 1850
NoConn ~ 6800 1950
NoConn ~ 6800 2050
NoConn ~ 6800 2150
NoConn ~ 6800 2250
NoConn ~ 6800 2350
NoConn ~ 6800 2450
NoConn ~ 6800 2550
NoConn ~ 6800 2650
NoConn ~ 6800 2750
NoConn ~ 6800 2850
NoConn ~ 5600 2450
NoConn ~ 5600 2550
NoConn ~ 5600 2650
NoConn ~ 5600 2750
NoConn ~ 5600 2850
NoConn ~ 5600 2950
NoConn ~ 6800 3150
NoConn ~ 10550 2550
NoConn ~ 10550 2450
NoConn ~ 10550 2350
NoConn ~ 10550 2250
NoConn ~ 10550 2050
NoConn ~ 10550 1950
NoConn ~ 10550 1850
NoConn ~ 10550 1650
NoConn ~ 9950 5600
Text GLabel 6950 1250 2    50   Input ~ 0
IO0
Wire Wire Line
	6800 1250 6950 1250
$EndSCHEMATC