1

2

3

4 GND

GND 1CO1 3 2 1

A

NLVIN VIN

9 PIU109 10 PIU1010

PIC10C1 2 PIC202C2 PIC101 PIC2010uF 1 100nF

NLD0 D-

3 NLD0 D+ 4

PIUSB0B04

11 12

PIU1011 PIU1012

NLDTR DTR13 PIU1013 NLRTS RTS14

PIUSB0 P$2 PIUSB0 P$1

P$2 P$1

PIU1014 15 PIU1015

VIN16 PIU1016

CTS XO DSR XI RI UDDCD UD+ DTR V3 RTS RXD R232 TXD VCC GND

8 PIU108 7 PIU107

COD2

D2 NL5V 5VPID202PID201

NLXI XI

6 D5 D+ 4 C3 PIU104 PIC302 100nF PIC301 COR3 3 R3PIR302 470 PIU103 PIR301 COR5 2 R5 470 PIU102 PIR502 PIR501 1 PIU101

COL1 L1

SS14

PIU106

PIC502

PIU105

COC5 C5

22UF

3V3

NLEN EN NLVP VP NLVN VN

NLIO34 IO34 NLIO35 IO35 NLIO32 IO32 NLIO33 IO33 NLIO25 IO25 NLIO26 IO26 NLIO27 IO27 NLIO14 IO14 NLIO12 IO12 NLIO13 IO13

NLSD2 SD2 NLSD3 SD3 NLCMD CMD

C

NLIO23 IO23 NLIO22 IO22 NLTXD0 TXD0 NLRXD0 RXD0

GND

3

PIU403

PIC901

PIRED101

PIRED102

CORED1 RED1 3V3

COR12 R12 PIR1202

PIR1201

PIR902

PIR901

GND

NLIO2 IO2 PIBLUE101

1K COKEY1 KEY1

NLIO0PIKEY101 IO0

PIBLUE102

PIR1002

PIR1001

GND

EN

10K/NC IO2

PIEN101

PIEN102

GND

PIR1401

GND

GND

5 PIU205

Vin

NC Vout

4 PIU404

COR6 PIR602R6

COR7 PIR702R7

PIR610K 01

PIR744.2K-48K 01

3V3

2

PIU401

COC7PIC702 C7

PIC802 PIC701 PIC801

B

COC8 C8 100nF

GNDGND GND

COJ1 J1 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20

NLIO16 IO16 NLIO4 IO4 IO0 IO2 NLIO15 IO15 NLSD1 SD1 NLSD0 SD0 NLCLK CLK

PIVT103

COVT1 VT1 COR11 S8050 R11 PIR1101

PIR1102

DTR

PIJ202

PIJ203 PIJ204 PIJ205 PIJ206 PIJ207

PIJ208 PIJ209 PIJ2010 PIJ2011 PIJ2012 PIJ2013

PIJ2014 PIJ2015 PIJ2016 PIJ2017 PIJ2018

PIJ2019

IO23 IO22 TXD0 RXD0 IO21 IO19 IO18 IO5 IO17 IO16 IO4 IO0 IO2 IO15 SD1 SD0 CLK

PIJ2020

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20

PIJ101 PIJ102 PIJ103

PIJ104 PIJ105 PIJ106 PIJ107 PIJ108 PIJ109

PIJ1010 PIJ1011 PIJ1012 PIJ1013 PIJ1014

PIJ1015 PIJ1016 PIJ1017 PIJ1018 PIJ1019

3V3 EN VP VN IO34 IO35 IO32 IO33 IO25 IO26 IO27 IO14 IO12 NLGND GND IO13 SD2 SD3 CMD 5V

C

PIJ1020

1*20 2.54mm

1*20 2.54mm

10K

PIVT102

PIJ201

COR14 R14 PIR1402

1K

PIVT20

D

COVT2 VT2 COR16 S8050 R16

PIVT201

PIVT203

PIR1601

Title PIR1602

2

D

RTS Size

10K

Number

Revision

A4

IO0

Date: File: 1

A

PIR22.2K 01 3.3nF

PIC401 PIC402

COC4 C4

PIU402

GND

NLIO17 IO17

GND

FB

COJ2 J2

PIVT101

COEN1 EN1 PIKEY102

4 PIU204

100nF

NLIO19 IO19 NLIO18 IO18 NLIO5 IO5

1K

COBLUE1 BLUE1

6 PIU206

10uF

EN

3V3

SW COMP

MP1482

NCP1117

COC9 C9

GND

NLIO21 IO21

COR10 R10

COR4 R4

3 PIU203

VIN 100K

PIR402

COU4 U4

ESP32

R9 COR9

EN

7

PIU207 PIR401

TXD0 RXD0

PIC902 38 PIU3038 37 PIU3037 36 PIU3036 35 PIU3035 34 PIU3034 33 PIU3033 32 PIU3032 31 PIU3031 30 PIU3030 29 PIU3029 28 PIU3028 27 PIU3027 26 PIU3026 25 PIU3025 24 PIU3024 23 PIU3023 22 PIU3022 21 PIU3021 20 PIU3020

IN

PIR2R2 0C2 OR2

PIU208

GND

PIC501

5V

COU3 U3 1 PIU301 GND GND 2 PIU302 3V3 GPIO23 3 PIU303 EN GPIO22/RTS1 4 PIU304 SENSOR_VP/AD1_0/GPI36 TXD0/GPIO1 5 PIU305 SENSOR_VN/AD1_3/GPI39 RXD0/GPIO3 6 PIU306 GPI34/AD1_6 GPIO21 7 PIU307 GPI35/AD1_7 NC 8 PIU308 GPIO32/AD1_4/T9 GPIO19/CTS0 9 PIU309 GPIO33/AD1_5/T8 GPIO18 10 PIU3010 GPIO25/AD2_8/DAC1 GPIO5 11 PIU3011 GPIO26/AD2_9/DAC2 GPIO17/TXD2 12 PIU3012 GPIO27/AD2_7/T7 GPIO16/RXD2 13 PIU3013 GPIO14/AD2_6/T6/SD_CLK GPIO4/AD2_0/T0/SD_D1 14 PIU3014 GPIO12/AD2_5/T5/SD_D2 GPIO0/AD2_1/T1 15 PIU3015 GND GPIO2/AD2_2/T2/SD_D0 16 PIU3016 GPIO13/AD2_4/T4/SD_D3 GPIO15/AD2_3/T3/SD_CMD 17 PIU3017 SHD/SD2/GPIO9/RXD1 SDI/SD1/GPIO8/CTS2 18 PIU3018 SWP/SD3/GPIO10/SD_D3/TXD1 SD0/SD0/GPIO7/RTS2 19 PIU3019 SCS/CLK/GPIO11/SD_CMD/RTS1 SCK/CLK/GPIO6

SS

1

B

BS

10UH PIL102

PIL101

GND

GND

2

PIU202

10nF

NLXO XO

CH340C

COC6 C6 10uF PIC602 PIC601 NL3V3 3V3PIR801 PIR802 COR8 R8 10K

BS 1 PIU201

GND

USB P$2 P$1

COU1 U1

PIUSB0B03

GND

PIC202

COD1 D1 NLVD PID10222UFPICVIN 201 VD PI101 PID101 SS14COC3 C3 NLBS BS PIC302 PIC301

COUSB0B USB 1 PIUSB0B01 2 PIUSB0B02

COC2 C2

PI103 PI102

GND

PIC102 8 100nFPIC101 COC1 C1

COU2 U2

3

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