User's Manual

X-C13SG
802.11bgn and BLE SoC
Shanghai ChipFresh Internet of Things Technology Co., Ltd
8
Table1. Pins Definition
11 GPIO3
Factory
IPU press this button ( “Low” > 4s ) and loose to make
the module recover to factory setting.
12 GPIO4
Ready
O “0” – Boot-up OK;
“1” – Boot-up Fail;
13
GPIO5
Link IPU/O
“0” – Wi-Fi connect to router
“1” – Wi-Fi unconncted;
15 +3.3V P The maximum output current of the external power
supply is recommended to be above 500mA.
17 GPIO22 IPU/O SPI,PWM
18 GPIO0 IPU/O SPI,PWM
19 GPIO2 I/O SPI,PWM
20 GPIO21 IPU/O SPI,PWM
21 GPIO20 IPU/O SPI,PWM
22 UART1_TX
GPIO17
O 3.3V TTL UART1 Debug Output
2.3
Physical Dimensions

X-C13SG Physical Dimensions (Unit: mm),please refer to Figure 4:
Figure 3. X-C13SG Physical Dimensions