Schematic

1
1
2
2
3
3
4
4
D D
C C
B B
A A
GDR
RESE
VDD3V3
GND
PREVGH
PREVGL
BS
D3
MBR0530
Q1
Si1304BDL
GDR RESE
PREVGH
D1
MBR0530
D2
MBR0530
PREVGL
10K
R9
104C6
105C7
105C9
105C12
105C13
105C16
105C17
105C2
105C1
475
C8
104
C3
105C18
BS
3-line SPI 4-line SPI
GND
avesh are
W
VCC
L1
68uH
2.13inch
2.7inch
B (R2)A (R1)
1 2 3
J3
1.54inch
2.9inch
7.5inch
2.7inch (B)
e-Paper
GPIO16
GPIO5
GPIO4
GPIO15
GPIO14
GPIO13
1.54inch (B)
2.13inch (B)
7.5inch (B)
2.9inch (B)
4.2inch
4.2inch (B)
Interface
VDD3V3
VDD3V3
GND
VDD3V3
Power
VDD5VVDDUSB
VDD5V VDD3V3
GND
GND GND
ESP-12E
EN
GPIO0
GPIO2
GND
VDD3V3
GPIO15
VDD3V3
MTCK
MTDI
MTMS
GND
nRST
C4
100nF
GND
IO Connectors
USB to UART
RXD0
VDDUSB
DCD
1
RI
2
GND
3
D+
4
D-
5
VDD
6
REGIN
7
VBUS
8
RST
9
NC
10
SUSPEND
11
SUSPEND
12
NC
13
NC
14
NC
15
NC
16
NC
17
NC
18
NC
19
NC
20
NC
21
NC
22
CTS
23
RTS
24
RXD
25
TXD
26
DSR
27
DTR
28
GND
29
U1 CP2102
GND
GND
GND
VDDUSB
DTR
RTS
AUTO PROGRAM CIRCUIT
DTR RTS RST GPIO0
1 1 1 1
0 0 1 1
1 0 0 1
0 1 1 0
Key and ADC
GPIO16
VDD3V3
GND
nRST
GND
GPIO0
ADC
GND
ADC_EX
104
PWR_C2
GND
100nf
C15
100nf
C20
D4
1N5819
LED1
10KR2
10KR3
10KR4
10KR5
10KR6
3RR7 0.47RR8
10KR10
10KR11
470
R12 470
R15
470
R16
220k(1%)
R13
100k(1%)
R17
S1 KEY_RST/USER
S2
KEY_FLASH
G
1
Vo
2
Vi
3
AMS1117-3.3
VBUS
1
D-
2
D+
3
ID
4
GND
5
SHIELD1
6
SHIELD2
7
SHIELD3
8
SHIELD4
9
USB.J1
USB
GND
USB_DP
USB_DM
USB_DP
USB_DM
nRST
GPIO0
DTR RTS
TXD0
GPIO16
nRST
MTDO
EN
GPIO0
GPIO2
GPIO15
GND
ADC
GPIO14
GPIO12
GPIO13
TXD0
RXD0
GPIO4
GPIO5
RST
1
ADC/TOUT
2
EN
3
GPIO16/WAKE
4
GPIO14/HSPICLK
5
GPIO12/HSPIQ
6
GPIO13/HSPID/CTS0/RXD2
7
VDD
8
GND
15
GPIO15/HSPICS/RTS0/TXD2
16
GPIO2/TXD1
17
GPIO0/SPICS2
18
GPIO4
19
GPIO5
20
GPIO3/RXD0
21
GPIO1/SPICS1/TXD0
22
SPI_MOSI/SD_CMD
9
SPI_MISO/SD_D0
10
GPIO9/SD_D2
11
GPIO10/SPI_CS/SD_D3
12
SPI_INT/SD_D1
13
SPI_CLK/SD_CLK
14
U4
ESP_12_E
VDD3V3
SPI_MOSI
SPI_MISO
GPIO9 GPIO10
SPI_INT
SPI_CLK
GPIO16
nRST
EN
GPIO14
GPIO12
GPIO13
GPIO0
GPIO2
GPIO15
TXD0
RXD0
GPIO4
GPIO5
TXD2
RXD2
TXD1
ADC_EX
ADC
PIN1
1
PIN2
2
PIN3
3
PIN4
4
PIN5
5
PIN6
6
PIN7
7
PIN8
8
PIN9
9
PIN10
10
PIN11
11
PIN12
12
PIN13
13
PIN14
14
PIN15
15
J4
THT_Male_P_1x15
PIN1
1
PIN2
2
PIN3
3
PIN4
4
PIN5
5
PIN6
6
PIN7
7
PIN8
8
PIN9
9
PIN10
10
PIN11
11
PIN12
12
PIN13
13
PIN14
14
PIN15
15
J5
THT_Male_P_1x15
GPIO3
RESV
GPIO1
HSPICLK
HSPIQ
HSPID
HSPICS
D0
D1
D2
D3
D4
D5
D6
D7
D8
D9
D10
A0
VDD3V3
GND
VDD3V3
GND
VDD5V
GND
VDD3V3
GND
GPIO10
SPI_INT
SPI_CLK
SPI_MOSI
SPI_MISO
GPIO9
SD_CLK
SD_D0
SD_CMD
SD_D1
SD_D3
SD_D2
D12
D11
BS
VT1
S8050
VT2
S8050
C19
4.7uF
C5
100uF
C10
10uF
PWR_C3
10uF
R18
NC
R19
0R
VCOM
24
PREVGL
23
VSL
22
PREVGH
21
VSH
20
VPP
19
VDD
18
VSS
17
VCI
16
VDDIO
15
SDI
14
SCLK
13
CS
12
D/C
11
RST
10
BUSY
9
BS
8
TSDA
7
TSCL
6
VGH
5
VGL
4
RESE
3
GDR
2
HLT_CTL
1
J2
PFC24/0.5MM
PIAMS0101 PIAMS0102PIAMS0103
COAMS01
PIC101PIC102
COC1
PIC201PIC202
COC2
PIC301
PIC302
COC3
PIC401
PIC402
COC4
PIC501
PIC502
COC5
PIC601PIC602
COC6
PIC701PIC702
COC7
PIC801
PIC802
COC8
PIC901PIC902
COC9
PIC1001
PIC1002
COC10
PIC1201PIC1202
COC12
PIC1301PIC1302
COC13
PIC1501
PIC1502
COC15
PIC1601PIC1602
COC16
PIC1701PIC1702
COC17
PIC1801PIC1802
COC18
PIC1901
PIC1902
COC19
PIC2001
PIC2002
COC20
PID101 PID102
COD1
PID201 PID202
COD2
PID301 PID302
COD3
PID401 PID402
COD4
PIJ201
PIJ202
PIJ203
PIJ204
PIJ205
PIJ206
PIJ207
PIJ208
PIJ209
PIJ2010
PIJ2011
PIJ2012
PIJ2013
PIJ2014
PIJ2015
PIJ2016
PIJ2017
PIJ2018
PIJ2019
PIJ2020
PIJ2021
PIJ2022
PIJ2023
PIJ2024
COJ2
PIJ301 PIJ302PIJ303
COJ3
PIJ401
PIJ402
PIJ403
PIJ404
PIJ405
PIJ406
PIJ407
PIJ408
PIJ409
PIJ4010
PIJ4011
PIJ4012
PIJ4013
PIJ4014
PIJ4015
COJ4
PIJ501
PIJ502
PIJ503
PIJ504
PIJ505
PIJ506
PIJ507
PIJ508
PIJ509
PIJ5010
PIJ5011
PIJ5012
PIJ5013
PIJ5014
PIJ5015
COJ5
PIL101 PIL102
COL1
PILED101
PILED102
COLED1
COlogo1
PIPWR0C201
PIPWR0C202
COPWR0C2
PIPWR0C301
PIPWR0C302
COPWR0C3
PIQ101
PIQ102
PIQ103
COQ1
PIR201PIR202
COR2
PIR301PIR302
COR3
PIR401PIR402
COR4
PIR501PIR502
COR5
PIR601PIR602
COR6
PIR701PIR702
COR7
PIR801PIR802
COR8
PIR901
PIR902
COR9
PIR1001PIR1002
COR10
PIR1101PIR1102
COR11
PIR1201
PIR1202
COR12
PIR1301
PIR1302
COR13
PIR1501
PIR1502
COR15
PIR1601
PIR1602
COR16
PIR1701
PIR1702
COR17
PIR1801
PIR1802
COR18
PIR1901
PIR1902
COR19
PIS101
PIS102
COS1
PIS201
PIS202
COS2
PIU101
PIU102
PIU103
PIU104
PIU105
PIU106
PIU107
PIU108 PIU109 PIU1010 PIU1011 PIU1012 PIU1013 PIU1014
PIU1015
PIU1016
PIU1017
PIU1018
PIU1019
PIU1020
PIU1021
PIU1022 PIU1023 PIU1024PIU1025PIU1026 PIU1027 PIU1028PIU1029
COU1
PIU401
PIU402
PIU403
PIU404
PIU405
PIU406
PIU407
PIU408
PIU409
PIU4010
PIU4011 PIU4012
PIU4013
PIU4014
PIU4015
PIU4016
PIU4017
PIU4018
PIU4019
PIU4020
PIU4021
PIU4022
COU4
PIUSB0J101
PIUSB0J102
PIUSB0J103
PIUSB0J104
PIUSB0J105
PIUSB0J106
PIUSB0J107
PIUSB0J108
PIUSB0J109
COUSB0J1
PIVT101
PIVT102
PIVT103
COVT1
PIVT201
PIVT202
PIVT203
COVT2
PIJ402
PIR1302
PIR1701
PIU402
NLADC
PIJ401
PIR1301
NLADC0EX
PIJ208
PIR1801
PIR1902
NLBS
PIR1001
PIU1028
PIVT202
NLDTR
PIJ4012
PIR401
PIU403
NLEN
PIJ202
PIQ101
PIR902
NLGDR
PIAMS0101
PIC102
PIC202
PIC402
PIC501
PIC602
PIC702
PIC802
PIC902
PIC1001
PIC1202
PIC1302
PIC1501
PIC1602
PIC1702
PIC1802
PIC1901 PIC2001
PID102
PIJ2017
PIJ4010
PIJ4014
PIJ507
PIJ5014
PIPWR0C201 PIPWR0C301
PIR602
PIR702 PIR801
PIR901
PIR1702
PIR1901
PIS101 PIS201
PIU103
PIU1029
PIU4015
PIUSB0J105
PIUSB0J106
PIUSB0J107
PIUSB0J108
PIUSB0J109
NLGND
PIJ504
PIR201
PIR1601
PIU4018
PIVT203
NLGPIO0
PIJ505
PIR301
PIU4017
NLGPIO2
PIJ2011
PIJ503
PIU4019
NLGPIO4
PIJ2010
PIJ502
PIU4020
NLGPIO5
PIJ405
PIU4011
NLGPIO9
PIJ404
PIU4012
NLGPIO10
PIJ509
PIU406
NLGPIO12
PIJ2014
PIJ5010
PIU407
NLGPIO13
PIJ2013
PIJ508
PIU405
NLGPIO14
PIJ2012
PIJ5011
PIR601
PIU4016
NLGPIO15
PIJ209
PIJ501
PILED102
PIU404
NLGPIO16
PIC101
PIJ204
PIC201
PIJ205
PIC301
PID101
PID202
PIC302
PID301 PIL102
PIQ102
PIC701
PIJ2018 PIC901
PIJ2019
PIC1201 PIJ2020
PIC1502
PIU106
PIC1601
PIJ2022
PIC1801
PIJ2024
PIJ201
PIJ206
PIJ207
PIJ301
PIR802
PIJ303
PIR701
PIJ403
PILED101
PIR1202
PIR1002 PIVT101
PIR1102 PIVT201
PIR1502
PIS102
PIR1602
PIS202
PIU101
PIU102
PIU109 PIU1010 PIU1011 PIU1012 PIU1013 PIU1014
PIU1015
PIU1016
PIU1017
PIU1018
PIU1019
PIU1020
PIU1021
PIU1022 PIU1023PIU1027
PIUSB0J104
PIC401
PIJ4013
PIR501
PIR1501
PIU401
PIVT103
NLnRST
PIC1301
PID302
PIJ2021
NLPREVGH
PIC1701
PID201
PIJ2023
NLPREVGL
PIJ203
PIJ302
PIQ103
NLRESE
PIR1101
PIU1024
PIVT102
NLRTS
PIJ5012
PIU1026
PIU4021
NLRXD0
PIJ409
PIU4014
NLSPI0CLK
PIJ406
PIU4013
NLSPI0INT
PIJ408
PIU4010
NLSPI0MISO
PIJ407
PIU409
NLSPI0MOSI
PIJ5013
PIU1025
PIU4022
NLTXD0
PIU105
PIUSB0J102
NLUSB0DM
PIU104
PIUSB0J103
NLUSB0DP
PIAMS0102
PIC502
PIC601
PIC801
PIJ2015
PIJ2016
PIJ4011
PIJ506
PIJ5015
PIL101
PIPWR0C302
PIR202
PIR302
PIR402
PIR502
PIR1201
PIR1802
PIU408
NLVDD3V3
PIAMS0103
PIC1002
PID402
PIJ4015
PIPWR0C202
NLVDD5V
PIC1902 PIC2002
PID401
PIU107
PIU108
PIUSB0J101