Quectel QuecPython EC200U C4-P01 Series - Page 18

LTE Standard Module Series
QuecPython_EC200U&A-XX_C4-P01_EVB_Specification_and_User_Guide 17 / 32
Table 3: Pin Definition of 40-Pin Headers
No.
Silk
screen
Default
Function
Multiplexing
Function
Function
Description
No.
Silk
screen
Default
Function
Multiplexing
Function
Function
Description
1
3V3
-
-
3.3 V output
2
5 V
-
-
5 V output
3
SDA
I2C0_SDA
GPIO35
I2C0 serial data/
General-purpose
input/output
4
5 V
-
-
5 V output
5
SCL
I2C0_SCL
-
I2C0 serial clock
6
GND
-
-
Ground
7
P06
GOIO46
A_PWM2
General-purpose
input/output/
PWM2 output
8
TXD
UART2_TXD
-
UART2 transmit
9
GND
-
-
Ground
10
RXD
UART2_RXD
-
UART2 receive
11
P64
GPIO19
-
General-purpose
input/output
12
P37
GPIO11
A_SPI0_CS
General-purpose
input/output/
SPI0 chip select
13
P136
GPIO7
-
General-purpose
input/output
14
GND
-
-
Ground
15
P03
GPIO9
-
General-purpose
input/output
16
P133
GPIO8
-
General-purpose
input/output
17
3V3
-
-
3.3 V output
18
P65
GPIO18
-
General-purpose
input/output
19
MO1
SPI1_MOSI
GPIO3
SPI1 master-out
slave-in/
General-purpose
20
GND
-
-
Ground