1
1
2
2
3
3
4
4
5
5
6
6
7
7
8
8
D D
C C
B B
A A
Title
Number RevisionSize
A3
Date: 2016/10/10 Sheet of
File: E:\
项目
_2016\..\ESP8266-07.SchDoc Drawn By:
VDDA
1
LNA
2
VDD3P3
3
VDD3P4
4
VDD_RTC
5
TOUT
6
CHIP_EN
7
XPD_DCDC
8
MTMS
9
MTDI
10
VDDPST
11
MTCK
12
MTDO
13
GPIO2
14
GPIO0
15
GPIO4
16
VDDPST
17
SD_DATA_2
18
SD_DATA_3
19
SD_CMD
20
SD_CLK
21
SD_DATA_0
22
SD_DATA_1
23
GPIO15
24
U0RXD
25
U0TXD
26
XTAL_OUT
27
XTAL_IN
28
VDDD
29
VDDA
30
RES12K
31
EXT_RSTB
32
GND
33
U1
ESP8266EX
R3
12K
GND
GND
C7
L1
L2
GND GND
C6
10uF
GND
3V3
RST
ADC
CH_PD
GPIO16
GPIO12
GPIO14
GPIO13
GPIO15
GPIO2
GPIO0
GPIO4
R5 200R
3V3
/CS
1
DO
2
GND
4
/WP
3
VCC
8
/HOLD
7
CLK
6
DI
5
Q3
SPI_FLASH
SD_CMD
SD_D0
SD_D3
GND
SD_D1
SD_CLK
SD_D2
3V3
SD_D1
SD_D0
SD_CLK
SD_CMD
SD_D3
SD_D2
GPIO5
ESP-RXD
ESP-TXD
XIN
1
GND
2
XOUT
3
GND
4
X1
26MHz 10ppm
C2
GND
GND
C1
GND
GND
3V3
GPIO4
GPIO0
GPIO2
GPIO15
GND
GPIO13
GPIO5
ESP-RXD
ESP-TXD
RST
ADC
CH_PD
GPIO16
GPIO12
GPIO14
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V1.2
ESP8266-07 wifi
模块
3V3
C5
10uF
C3
0.1uF
GND GND
1
2
3
J19
GND
R2_1
0R
R2_2
0R
A1
R10
1K
R11
1K
D1
D2
3V3
3V3
GND
1
2
3
4
5
6
7
8
P1
1
2
3
4
5
6
7
8
P2
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