2.3 Default settingsThe default settings of the UART and USB ports are as follows:– Baudrate: 115200– Character Framing: 8– Parity: None– Stop Bit: 1– Flow Control: None2.4 Basic Command SyntaxAll commands starting with AT+ entailed in documents:– u-blox-ATCommands_Manual_(UBX-13002752) for M111, M114, M115,– SARA-N2_ATCommandsManual_UBX-16014887 for M112, and– SARA-R4_ATCommandsManual_(UBX-17003787) for M113All mPack commands start with AT# are the only ones covered in this document, e.g.AT#INFOError codes for uBlox commands are as described in the uBlox AT command manualError codes for mPack commands are as follows:– “ERROR BAD PARAMETER” for wrong parameters or out of range values– “ERROR UNKNOWN COMMAND” for wrong command syntax2.5 LED Status IndicatorThe LED will indicate different status of the modem:– For Orange LED:• OFF: No cellular connection• ON: Cellular connection• Blinking: Data transfer– For Green LED:• OFF: No power• Slow blink: No signal or CSQ < 4,99• Fast blink: Bad CSQ < 9• ON: Good signal or CSQ > 1012 Confidential, the whole document is the sole property of Maestro Wireless Solutions Ltd.Please contact us on support.maestro-wireless.com