[HW11XX;12XX] Can the module receive data on radio while sending data on UART? No, the module is busy when transferring data on UART, and will not listen on the radio. Last Update: August 8, 2017 January 25, 2017 1419 RC11xx And RC12xx Hardware Q&A Related Knowledge Base Posts -[HW11XX;12XX] How can I reset the configuration to factory default?[HW11XX;12XX] Does your moudles support AT commands?[RC232] I do not have a programming connector, can I still upgrade the module with new firmware?