Users Manual

X-C13SL
802.11bgn and BLE SoC
Shanghai ChipFresh Internet of Things Technology Co., Ltd
8
2 Hardware Introduction
2.1
Pin Layout
X-C13SL comes with a on-board PCB antenna, please refer to Figure 2.
Figure 2. X-C13SL Pin Layout (Top View)
2.2 Pin Description
The module has 34 pins. See pin definitions in Table 1.
Pin
Describtion
Function
1,17,18,34
Ground
GND
2,3,4,5,6
-
-
7
GPIO1
SPI,PWM
8
GPIO20
SPI,PWM
9,20
+3.3V
3V3
The maximum output current of the external power
supply is recommended to be above 500mA.
10
GPIO7, FSPID, MTDO
11
GPIO21
SPI,PWM
12
GPIO22
SPI,PWM
13
GPIO0
SPI,PWM
14