SIM7020-Mini原理图1
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2022-08-03
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7
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8
D D
C C
B B
A A
Title
Number RevisionSize
A3
Date: 2020/9/16 Sheet of
File: F:\项目文档\..\SIM7020-Mini.SchDoc Drawn By:
UART1_TXD
1
UART1_RXD
2
UART1_RTS
3
UART1_CTS
4
UART1_DCD
5
UART1_DTR
6
UART1_RI
7
GND
8
VDD_3V3
9
GPIO0
10
RTC_GPIO0
11
RTC_EINT
12
GND
13
SIM_DET
14
SIM_DATA
15
SIM_CLK
16
SIM_RST
17
SIM_VDD
18
GND
19
NC
20
GND
21
UART2_TXD
22
UART2_RXD
23
USB_VBUS
24
USB_DP
25
USB_DM
26
GND
27
RESET
28
GPIO1
29
GND
30
GND
31
ANT
32
GND
33
VBAT
34
VBAT
35
GND
36
GND
37
ADC
38
PWRKEY
39
VDD_EXT
40
NETLIGHT
41
STATUS
42
U2
SIM7020
Vin
1
VSS
2
CE
3
NC
4
Vout
5
U3
XC6210B332MR
GND
VBAT
GND
GND
E1
Antenna
SIM_VDD
SIM_DATA
SIM_CLK
SIM_RST
GND
GND
VCC_EXT
GND
PWRKEY
PWRKEY
R1
10K
GND
D2
VBAT
D3
NET
R2
1K
R3
1K
VBAT
GND
NET
NE T
GND
104
C3
104
C2
1uF
C1
470UF
VOUT
VOUTVIN
R4
10K
PCE
C6
1uF
C5
10UF
GND GND
GND
UART_TX
UART_RX
UART_TX
R8
47K
R5
4.7K
VCC_EXT
R6
4.7K
R10
47K
UART_RX
VCC_EXT
R7
4.7K
R9
4.7K
VBAT VBAT
MCU_TXDMCU_RXD
Q1
2N3904
Q2
2N3904
USB_DM
USB_DP
USB_VBUS
RESET
GND
1
2
3
4
5
6
P3
Micro SIM卡座
VPP
C4
104
SIM_DATA
SIM_CLK
SIM_RST
SIM_VDD
D1
D Zener
VBAT
GND
STAT US
SIM_DET
VINVBAT
GND
GND
RESET
RTC_GPIO0
RTC_EINT
IO1
1
GND
2
IO2
3
IO3
4
IO4
5
IO5
6
U1
SMF05C
GND
SIM_VDD
SIM_RST
SIM_CLK
SIM_DATA
DTR
GPIO0
GPIO1
RI
1
2
3
4
5
6
7
P2
Header 7
1
2
3
4
5
6
7
P1
Header 7
RTC_GPIO0
SIM_DET
RTC_EINT
PCE
GPIO1
STATUS
MCU_RXD
MCU_TXD
PIC101
PIC102
COC1
PIC201
PIC202
COC2
PIC301
PIC302
COC3
PIC401
PIC402
COC4
PIC501
PIC502
COC5
PIC601
PIC602
COC6
PID101
PID102
COD1
PID201
PID202
COD2
PID301
PID302
COD3
PIE101
COE1
PIP101
PIP102
PIP103
PIP104
PIP105
PIP106
PIP107
COP1
PIP201
PIP202
PIP203
PIP204
PIP205
PIP206
PIP207
COP2
PIP301
PIP302 PIP303 PIP304 PIP305 PIP306
COP3
PIQ101
PIQ102
PIQ103
COQ1
PIQ201
PIQ202
PIQ203
COQ2
PIR101
PIR102
COR1
PIR201
PIR202
COR2
PIR301
PIR302
COR3
PIR401
PIR402
COR4
PIR501
PIR502
COR5
PIR601
PIR602
COR6
PIR701
PIR702
COR7
PIR801
PIR802
COR8
PIR901
PIR902
COR9
PIR1001
PIR1002
COR10
PIU101
PIU102
PIU103 PIU104
PIU105
PIU106
COU1
PIU201
PIU202
PIU203
PIU204
PIU205
PIU206
PIU207
PIU208
PIU209
PIU2010
PIU2011
PIU2012
PIU2013 PIU2014 PIU2015 PIU2016
PIU2017
PIU2018 PIU2019 PIU2020 PIU2021
PIU2022
PIU2023
PIU2024
PIU2025
PIU2026
PIU2027
PIU2028
PIU2029
PIU2030
PIU2031
PIU2032
PIU2033
PIU2034PIU2035PIU2036PIU2037
PIU2038
PIU2039PIU2040PIU2041PIU2042
COU2
PIU301
PIU302
PIU303
PIU304
PIU305
COU3
PIP103
NLDTR
PIC102
PIC201
PIC301
PIC401
PIC501 PIC601
PID101
PID202 PID302
PIP102 PIP202
PIP301
PIR102
PIU102
PIU208
PIU2013 PIU2019 PIU2021
PIU2027
PIU2030
PIU2031
PIU2033
PIU2036PIU2037
PIU302
PIU2010
NLGPIO0
PIP204
PIU2029
NLGPIO1
PIP206
PIQ103
PIR702
NLMCU0RXD
PIP207
PIQ201
PIR902
NLMCU0TXD
PIR302
PIU2041
NLNET
PID201
PIR201
PID301
PIR301
PIE101
PIU2032
PIQ102
PIR502
PIR801
PIQ202
PIR602
PIU105
PIU203
PIU204
PIU205
PIU206
PIU207
PIU209
PIU2020
PIU2022
PIU2023
PIU2038
PIU304
PIP203
PIR401
PIU303
NLPCE
PIR101
PIU2039
NLPWRKEY
PIP205
PIU2028
NLRESET
PIP104
NLRI
PIP106
PIU2012
NLRTC0EINT
PIP105
PIU2011
NLRTC0GPIO0
PIP306
PIU101
PIU2016
NLSIM0CLK
PIP305
PIU104
PIU2015
NLSIM0DATA
PIP107
PIU2014
NLSIM0DET
PIP304
PIU103
PIU2017
NLSIM0RST
PIC402
PIP302
PIU106
PIU2018
NLSIM0VDD
PIU2042
NLSTATUS
PIQ203
PIR1002
PIU202
NLUART0RX
PIQ101
PIR802
PIU201
NLUART0TX
PIU2026
NLUSB0DM
PIU2025
NLUSB0DP
PIU2024
NLUSB0VBUS
PIR501 PIR601
PIR1001
PIU2040
PIC502
PIP201
PIR402
PIU301
PIC101
PIC202
PIC302
PIC602
PID102
PIP101
PIR202
PIR701 PIR901
PIU2034PIU2035
PIU305
PIP303
NLVPP
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