EVK-R2 - User GuideUBX-16016088 - R10 Appendix Page 25 of 27E GlossaryAbbreviation DefinitionADP Adapter BoardAPN Access Point NameAT AT Command Interpreter Software Subsystem, or attentionB2B Board-To-BoardCS Circuit SwitchedCTS Clear To SendDDC Display Data ChannelDIL Dual In LineEPS Evolved Packet SystemEVB Evaluation BoardEVK Evaluation KitGND GroundGNSS Global Navigation Satellite SystemGPIO General Purpose Input OutputGPRS General Packet Radio ServiceIMS IP Multimedia SubsystemIP Internet ProtocolLDO Low Drop-OutLED Light Emitting DiodeLTE Long Term EvolutionNVM Non-Volatile MemoryPIN Personal Identification NumberPS Packet SwitchRAT Radio Access TechnologyRF Radio FrequencyRI Ring IndicatorSIM Subscriber Identity ModuleTCP Transfer Control ProtocolUART Universal Asynchronous Receiver-TransmitterURC Unsolicited Result CodeUSB Universal Serial BusVCC Voltage Common CollectorTable 10: Explanation of the abbreviations and terms usedF Declaration of conformitiesThe equipment is intended for indoor usage. It is the user’s duty to verify if further restrictions apply,such as in airplanes, hospitals or hazardous locations (petrol stations, refineries…).Any changes or modification made to this equipment will void its compliance to the safetyrequirements.Maintenance, inspections and/or repairs of the EVK-R2 shall be performed by u-blox AG.