USR-C322 Hardware Manual
www.usriot.com
Jinan USR IOT Technology Limited 1 / 9
h.usriot.com
File version: 1.2.01
Страница 1: ...USR C322 Hardware Manual www usriot com Jinan USR IOT Technology Limited 1 9 h usriot com USR C322 Hardware Manual File version 1 2 01 ...
Страница 2: ...m Content USR C322 Hardware Manual 1 1 Product Overview 3 1 1 Dimension 3 1 2 Encapsulation Size 3 1 3 Pin Definition 4 2 Hardware Design 6 2 1 Typical Connection 6 2 2 Power Interface 6 2 3 UART Interface 7 2 4 Reset and Reload 7 2 5 Antenna 8 3 Contact 9 4 Disclaimer 9 5 Update History 9 ...
Страница 3: ...ed 3 9 h usriot com 1 Product Overview 1 1 Dimension Module size 18 22 26 65 2 80mm error 0 2mm pin size as follows Figure 1 Dimension 1 2 Encapsulation Size Figure 2 Encapsulation size You can download PCB library from http www usriot com pcb library usr c322 wifi module ...
Страница 4: ... Pin floating 7 SOP0 Pin floating 8 ANA DC DC RF power output pin pin floating 9 NC Not available 10 NC Not available 11 GND Power Ground 12 GND Power Ground 13 VBT_CC Power input pin connect to 3 3V 14 VDD_ANA2 Power input pin connect to 3 3V 15 GPIO GPIO 16 NC Not available 17 GND Power Ground 18 GPIO GPIO 19 UART0_TX Serial port 0 TX Pin 20 UART0_RX Serial port 0 RX Pin 21 nReload Take effect i...
Страница 5: ...ternal LED 24 UART0_CTS Serial port 0 flow control CTS pin 25 UART0_RTS Serial port 0 flow control RTS pin can control the RS485 enable disable 26 GPIO GPIO 27 GPIO GPIO 28 GND Power Ground 29 GND Power Ground 30 UART1_TX Serial port 1 TX Pin 31 UART1_RX Serial port 1 RX Pin 32 GPIO GPIO 33 GPIO GPIO 34 GPIO GPIO 35 GPIO GPIO 36 GPIO GPIO 37 GPIO GPIO 38 GPIO GPIO 39 NC Not available 40 NC Not ava...
Страница 6: ...gure 4 Typical connection 2 2 Power Interface Switching power supply is recommended Working voltage VCC range from 3 0V 3 6V 3 3V is recommended Power the module by main power pin pin interface is in parallel with appropriate energy storage capacitance and high frequency capacitance Circuit diagram as follows Figure 5 Power interface ...
Страница 7: ...as follows Figure 6 UART interface 2 4 Reset and Reload nReload nReload pin can connect to external button or configuration pin Press button 1s to 3s to enter simplelink mode press over 3s to restore factory settings nReload pin should connect to external 4 7k 10k Ohm pull up resistor nReset Resetting the module and taking effect in low level nReset pin connect to internal 100K Ohm pull up resisto...
Страница 8: ... Limited 8 9 h usriot com 2 5 Antenna USR C322 have internally installed antenna Note 1 On PCB board user can t place component on antenna part 2 Keep antenna away from metal inductance or some other interference source 3 Ensure antenna locate on margin of PCB board ...
Страница 9: ...ion of USR C322 products it hasn t been granted any intellectual property license by forbidding speak or other ways either explicitly or implicitly Except the duty declared in sales terms and conditions we don t take any other responsibilities We don t warrant the products sales and use explicitly or implicitly including particular purpose merchantability and marketability the tort liability of an...