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PN 30192 rev 8

  

© NimbeLink Corp. 2018. All rights reserved.   

 

1

 

 

Skywire

®

 NB1 Development Kit 

User Manual 

NimbeLink Corp 

Updated: July 2018

 

Summary of Contents for Skywire NB1 Series

Page 1: ...PN 30192 rev 8 NimbeLink Corp 2018 All rights reserved 1 Skywire NB1 Development Kit User Manual NimbeLink Corp Updated July 2018 ...

Page 2: ...ther errors may exist in this document NimbeLink reserves the right to modify or discontinue its products and to modify this and any other product documentation at any time All NimbeLink products are sold subject to its published Terms and Conditions subject to any separate terms agreed with its customers No warranty of any type is extended by publication of this documentation including but not li...

Page 3: ...IM Card Installation 6 2 2 2 Skywire Installation 8 2 2 3 Jumper Installation 9 2 2 4 Antenna Installation 9 2 3 Software Setup 10 2 3 1 Terminal Program 10 2 3 2 Baudrate 11 3 Hardware Verification 11 3 1 Introduction 11 3 2 Insert USB Cable 11 3 3 Apply Power 12 3 4 Verify COM Port Enumeration 12 3 5 Connect to the Skywire 12 3 6 AT Commands 14 3 7 Verify AT Command Communications 14 3 8 Enable ...

Page 4: ...orp 2018 All rights reserved 4 3 13 Verify Network Registration 16 4 Next Steps 17 5 Troubleshooting 18 5 1 Introduction 18 5 2 Communications with the Skywire 18 5 3 Serial Communications on macOS 18 5 4 Network Registration 19 ...

Page 5: ...are as part of the out of the box experience 1 2 3 AT Commands Not all AT commands listed in the AT Commands Manual are enabled The associated Application Notes will reference commands and sequences that are available at the time of writing and known to be working If you receive an ERROR response when trying to use one of the commands not listed in an Application Note you can expect that the imple...

Page 6: ...th jumpers installed 2 NL SW LTE SVZM20 ES Skywire 4G LTE CAT NB1 Cellular Modem 3 CUI 5V Power Supply 4 Taoglas Antenna 5 USB to mini USB Cable 2 2 Hardware Setup 2 2 1 SIM Card Installation The SIM card included in your kit includes a tri cut carrier and adapter for different sizes The Skywire family of modems use the Micro SIM 3FF size form factor which is the SIM card size outlined in red in t...

Page 7: ...d 7 Carefully snap out the 3FF SIM card size from the SIM card carrier and insert it into your Skywire modem The pads on the SIM card should face the pins on the SIM cage and the keyed corner will go in as shown below Insert the SIM card into the Skywire ...

Page 8: ...erify that the installation of the Skywire is correct If it is installed 180 degrees from the proper orientation or if the Skywire is installed one pin off it will damage the Skywire modem when power is applied This voids the warranty of the Skywire and the NL M1DK ES Attach the antenna cables to the Skywire Note when removing antenna cables from the Skywire use a U FL removal tool Here is a pictu...

Page 9: ...al connection or to different microcontroller platforms Your NL M1DK ES is setup from the factory for the USB Serial connection However if a jumper was knocked off during shipment here is a diagram for the proper jumper settings 2 2 4 Antenna Installation Install the antenna to SMA connector J18 by screwing on the antenna Make note not to cross thread the antenna ...

Page 10: ... 10 Bend the antenna connector so it is pointing vertically Below is a side view of the installed antenna 2 3 Software Setup 2 3 1 Terminal Program You will need a Terminal program to communicate with the Skywire For Windows we recommend TeraTerm or PuTTY ...

Page 11: ...tings of your terminal program to reflect this 3 Hardware Verification 3 1 Introduction Now that the Skywire is installed in the NL NB1DK ES it is time to verify that the Skywire can connect to the network This example uses TeraTerm on Windows 7 however the process is similar for your platform Generally Setup your terminal program to use baudrate 921600 and connect to your Skywire port Issue the l...

Page 12: ...your PC You will use the first COM port for AT commands The second COM port is used for GPS data when that functionality is available Note the first COM port number For this guide the ports enumerate as COM44 and COM45 If your devices do not install you may need to download drivers from FTDI Please find them here http www ftdichip com Drivers VCP htm 3 5 Connect to the Skywire Open TeraTerm and cl...

Page 13: ... to select 921600 All other settings should remain at their defaults For the Port use the dropdown to select your COM port if it isn t selected already COM44 has been selected for this example corresponding to the port listed in Section 4 4 Once you have the correct settings click OK to establish the connection to your Skywire ...

Page 14: ...y the OK response if Enter key is pressed 3 8 Enable Command Echo To enable the command echo type the following command ATE1 followed by the Enter Key and the terminal should respond with OK You will now see the commands as they are typed This functionality will default back to off with a power cycle You can also disable the command echo by typing the following command ATE0 followed by the Enter K...

Page 15: ...TOATT 1 followed by the Enter Key and the terminal should respond with OK This command is saved in non volatile memory NVM and therefore only needs to be issued once However if you would like to verify that this command is set you can type the following command AT AUTOATT followed by the Enter Key and the terminal should respond with AUTOATT x OK where x is either 0 for disabled or 1 for enabled 3...

Page 16: ... cellular signal 3 13 Verify Network Registration Once you have a cellular signal you can verify that you are registered on the network Type the following command AT CEREG followed by the Enter Key and the terminal will respond with CEREG 2 x y z OK where x is your registration status and y and z are further network details Poll this command until it returns CEREG 2 1 y z A value of 1 means that y...

Page 17: ...PPP functionality or perform raw socket dials Here are application notes to get you started CAT M1 PPP on BeagleBone Black http www nimbelink com Documentation Skywire 4G_LTE_Cat_M1 30272_NL SW LTE SVZM21_PPP on CATM1_BBB pdf CAT M1 PPP on Raspberry Pi http www nimbelink com Documentation Skywire 4G_LTE_Cat_M1 30273_NL SW LTE SVZM21_PPP on CATM1_RPi pdf CAT M1 Socket Dials http www nimbelink com D...

Page 18: ...ing your favorite terminal program open the serial port at a lower baudrate For example using picocom picocom b 115200 your device name In another terminal window change the baudrate on that serial port stty f your device name 921600 Go back to your first terminal window and you can use the device now Note you may need to use sudo for the stty command 2 Check if your favorite terminal program has ...

Page 19: ...ister on the network by checking the auto attach settings in Section 4 12 Make sure you are getting an acceptable signal strength according to Section 4 13 Finally make sure that you typed the APN correctly according to Section 4 10 If the Skywire does not automatically register on the network check the status of the attachment by typing the following command AT CGATT followed by the Enter Key and...

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