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| network_protocol_programming_lab:15.3_4_exercise [2020/05/13 09:02] – [4. Exercise: Packet Transmission] rathke | network_protocol_programming_lab:15.3_4_exercise [2021/04/19 12:38] (current) – [Requirements] rathke | ||
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| This task requires | This task requires | ||
| - | * a ready BeagleBone Black equipped with the CC1200 | + | * a ready BeagleBone Black equipped with the CC1200. |
| - | * one TI Development Kit for the CC1200 | + | * 4C attached to a second BeagleBone Black equipped with the CC1200. |
| - | * Smart RF Studio. | + | |
| ===== Tasks ===== | ===== Tasks ===== | ||
| - | * connect the TI Development Kit to your computer and execute | + | * connect the first BeagleBone Black to your computer and install, |
| - | * open the CC1200 panel and select “Symbolrate 38.4kbps, 2-GFSK, RX BW 100kHz, ETSI Standard (868MHz)” in the typical settings part | + | * open " |
| - | * press the button “Packet | + | |
| * in the option '' | * in the option '' | ||
| - | * now, choose an appropriate length of the '' | + | * enter charters in the the text window. You will see, that '' |
| * export all registers to a file. This means 208 registers must be exported. | * export all registers to a file. This means 208 registers must be exported. | ||
| - | * connect | + | * login to the second |
| - | * copy the export file from SmartRF | + | * copy the export file from 4C Studio to the BeagleBone Black |
| * import the export file into your program and initialize the registers according the values of the export file. | * import the export file into your program and initialize the registers according the values of the export file. | ||
| * verify that the registers have been written correctly. | * verify that the registers have been written correctly. | ||
| * Read chapter 8 about the packet handling of the [[http:// | * Read chapter 8 about the packet handling of the [[http:// | ||
| - | * Bring SmartRF | + | * Bring 4C Studio in “RX Packet Mode", change the '' |
| - | * start the transmitter. At the receiver | + | * start the transmitter. At the receiver, you should now receive the packets |
| If you are able to transmit packets in fixed length mode, the next step will be to transmit packets in variable length mode: | If you are able to transmit packets in fixed length mode, the next step will be to transmit packets in variable length mode: | ||
| - | * go back to SmartRF Studio | + | * go back to 4C and change the '' |
| * look, which registers have been changed. | * look, which registers have been changed. | ||
| * modify the changed registers in your program. You do not need to reexport the complete registers. | * modify the changed registers in your program. You do not need to reexport the complete registers. | ||
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| ===== Hints ===== | ===== Hints ===== | ||
| - | * keep in mind, that SmartRF Studio receiver will expect a CRC. | + | * same hints as by receiving packets. |
