User Guide
Table Of Contents
- _
- 1 GENERAL DESCRIPTION
- 2 ELECTRICAL CHARACTERISTICS
- _
- 3 PIN ASSIGNMENTS
- 4 OEM DESIGN CONSIDERATIONS
- 5 RF PARAMETERS
- 6 READING PARAMETERS
- 7 GPIO CONFIGURATIONS
- 8 DIAGNOSTIC FUNCTIONS
- 9 DIMENSIONS
- 10 SMT ASSEMBLY PROCESS AND THERMAL PROCESSING
- 11 REGULATORY AGENCIES INFORMATION
2013‐09‐27
NUR‐05WL2ImplementationGuidev1.1
4.3 USBDEVICEPORT
USB_DP, USB_DN and USB_DET pins are used to provide 2.0 compliant USB device port. It must be
remembered that only one communication method can be used to communicate with the NUR‐05WL2
module at the time. Connecting the USB will automatically prevent communication via serial port. It is
advisedtouseexternalESDprotectioncomponentifconnectedtouseraccessibleUSBconnector.Belowis
thetypicalschematicsusedwithNUR‐05WL2module.
TypicalschematicsforUSBconnectionwithESDprotection.
Usedcomponents.
Ref Description Manufacturer Partcode
U15 ESDprotection STMicroelectronics USBLC6‐2SC6
L37 Commonmodechoke Murata DLW21SN371SQ2L