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doc:crazyflie:crtp:mem [2015-09-17 12:01]
arnaud [Logical flow] 		doc:crazyflie:crtp:mem [2019-09-05 15:12]
kimberly
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 +<WRAP center round important 60%>
 +This page is deprecated and is moved to the main Bitcraze website. Please go to:
 +
 + [[
 +https://www.bitcraze.io/docs/crazyflie-firmware/master/ctrp_mem/
 +]]
 +
 +</WRAP>
 +
 +
 +
 ====== Memory access ====== ====== Memory access ======
 Memory access is not used for the [[projects:crazyflie:index|Crazyflie Nano Quadcopter]], it's currently only implemented in the Crazyflie 2.0. Using the memory access gives the possibility to: Memory access is not used for the [[projects:crazyflie:index|Crazyflie Nano Quadcopter]], it's currently only implemented in the Crazyflie 2.0. Using the memory access gives the possibility to:
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 Getting information and reading/writing the memories is optional for the clients, but the -Crazyflie Python Client- always downloads information about the memories on connect. Getting information and reading/writing the memories is optional for the clients, but the -Crazyflie Python Client- always downloads information about the memories on connect.
  
-<code>+<ditaa>
     /------------------------\      /-------------------\     /----------------\   No    /------\     /------------------------\      /-------------------\     /----------------\   No    /------\
 --> | Get number of memories |----->| Fetch memory info |---->| More memories? |-------->| Done | --> | Get number of memories |----->| Fetch memory info |---->| More memories? |-------->| Done |
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                                               \------------------------/                                               \------------------------/
                                                           Yes                                                           Yes
-</code>+</ditaa>
 ====== Communication protocol ====== ====== Communication protocol ======
 The memory port uses 3 different channels: The memory port uses 3 different channels:
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 Example of requesting the information for a 1-wire memory with MEM_ID=1, MEM_SIZE=112bytes, MEM_ADDR=0x1234567890ABCDEF Example of requesting the information for a 1-wire memory with MEM_ID=1, MEM_SIZE=112bytes, MEM_ADDR=0x1234567890ABCDEF
 <code> <code>
-Host-to-Crazyflie: <port/chan> 0x02 0x01 0x01+Host-to-Crazyflie: <port/chan> 0x02 0x01
 Crazyflie-to-Host: <port/chan> 0x02 0x01 0x01 0x70 0x00 0x00 0x00 0xEF 0xCD 0xAB 0x90 0x78 0x56 0x34 0x12 Crazyflie-to-Host: <port/chan> 0x02 0x01 0x01 0x70 0x00 0x00 0x00 0xEF 0xCD 0xAB 0x90 0x78 0x56 0x34 0x12
 </code> </code>
doc/crazyflie/crtp/mem.txt · Last modified: 2020-05-12 14:22 by kimberly

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