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--- dataflash_log_download [2020/02/15 11:35]
wf68spef
+++ dataflash_log_download [2022/05/31 18:11] (current)
wf68spef
@@ Line 4: / Line 4: @@
 Therefore a wireless method need to be found to get the data from the pixracer.
+If not other noted, the baudrate is set to 115200.
 === Method1: Download via MavEsp WIFI ===
@@ Line 11: / Line 13: @@
   - Download the latest firmware for mavesp: https://github.com/dogmaphobic/mavesp8266
   - Login into pixracer WIFI which is provided by the ESP
-  - Open http://192.168.4.1/update and flash the downloaded firmware
+  - Open ''http://192.168.4.1/update'' and flash the downloaded firmware
-  - Optinal: Set Params https://github.com/dogmaphobic/mavesp8266/blob/master/HTTP.md
+  - Optinal: Set Params ''https://github.com/dogmaphobic/mavesp8266/blob/master/HTTP.md''
-  - Optinal: Set WIFI Channel via http://192.168.4.1/setparameters?channel=1  (Here Channel 1 - At HS Augsburg least occupied Channel)
+  - Optinal: Set WIFI Channel via ''http://192.168.4.1/setparameters?channel=1''  (Here Channel 1 - At HS Augsburg least occupied Channel)
   - Optinal: Restart ESP as only then the new params will be used
@@ Line 30: / Line 32: @@
   - Login into pixracer WIFI which is provided by the ESP
   - Set MAVEsp to Client / Station Mode: Mode = 1 . Be sure to type in the correct AP Name and Password. I tested by giving static IP
-  - Set Params via HTTP Interface: http://192.168.4.1/setparameters?mode=1&ssidsta=APNAME&pwdsta=PASSWORD&ipsta=192.168.8.44&gatewaysta=192.168.8.1&subnetsta=255.255.255.0&reboot=1
+  - Set Params via HTTP Interface: ''http://192.168.4.1/setparameters?mode=1&ssidsta=APNAME&pwdsta=PASSWORD&ipsta=192.168.8.44&gatewaysta=192.168.8.1&subnetsta=255.255.255.0&reboot=1''
   - Start QGroundcontrol
   - Connection should be established automatically
@@ Line 36: / Line 38: @@
   - Speed about 18kB/sec
-=== Method2: Download via MAVProxy to Pi ===
+=== Method2: Download via UART-MAVProxy to Raspberry ===
 Idea is to download the dataflashlog via Serial Telemetry Link from the Pi from the Pixracer
   - Wire RX / TX with the PI
-  - Install MAVProxy @ PI : sudo pip3 install mavproxy
+  - Install MAVProxy @ PI : ''sudo pip3 install mavproxy''
   - Set Telemetry Speed (115200 / 921600) via QGroundcontrol
-  - start pi<->pixracer connection : sudo mavproxy.py --master=/dev/ttyS0 --baudrate=921600
+  - start pi<->pixracer connection : ''sudo mavproxy.py --master=/dev/ttyS0 --baudrate=921600''
-  - get log list : log list
+  - get log list : ''log list''
-  - download log: log download <logid> <logname>
+  - download log: ''log download <logid> <filename>''
 Test 15.2.2020
-  - log download 1 1.bin
+  - ''log download 1 1.bin''
   - => RTL> Finished downloading 1.bin (473553 bytes 48 seconds, 9.8 kbyte/sec 143 retries)
+Test 20210529 CM4
+  - ''mavproxy.py --master=/dev/ttyAMA0,1500000''
+  - Baudrate 1500000
+  - Finished downloading log1.bin (232633 bytes 10 seconds, 21.7 kbyte/sec 0 retries)
+Test 20210617 Pi0:
+  - ''mavproxy.py --master=/dev/ttyS0,115200 --default-modules log''
+  - Baudrate 115200: Finished downloading log1.bin (232633 bytes 29 seconds, 7.9 kbyte/sec 0 retries)
+  - Baudrate 500000: Finished downloading log1.bin (232633 bytes 17 seconds, 13.7 kbyte/sec 0 retries)
+  - Baudrate 921600: Finished downloading log1.bin (232633 bytes 13 seconds, 16.8 kbyte/sec 0 retries)
+  - Baudrate 1500000: Downloading log1.bin - 232560/232633 bytes 100.0% 10.1 kbyte/s (100 retries 57 missing)
+Test 20220531 CM4:
+**Baudrates**
+**115200**
+  * Unordered List ItemFinished downloading log1.bin (55289 bytes 6 seconds, 8.7 kbyte/sec 0 retries)
+**500000**
+  * Finished downloading log1.bin (55289 bytes 3 seconds, 16.3 kbyte/sec 0 retries)
+**921600**
+  - log download 1
+  -
+  - Finished downloading log1.bin (55289 bytes 3 seconds, 16.1 kbyte/sec 0 retries)
+  - Finished downloading log1.bin (55289 bytes 3 seconds, 16.2 kbyte/sec 0 retries)
+  - Finished downloading log1.bin (55289 bytes 3 seconds, 15.8 kbyte/sec 0 retries)
+  - Finished downloading log1.bin (55289 bytes 3 seconds, 16.1 kbyte/sec 0 retries)
+  - Finished downloading log1.bin (55289 bytes 3 seconds, 16.5 kbyte/sec 0 retries)
+**1500000**
+  * Finished downloading log1.bin (55289 bytes 3 seconds, 16.9 kbyte/sec 0 retries)
+  * Finished downloading log1.bin (55289 bytes 3 seconds, 17.0 kbyte/sec 0 retries)
+  * Finished downloading log1.bin (55289 bytes 3 seconds, 16.9 kbyte/sec 0 retries)
+  * Finished downloading log1.bin (55289 bytes 3 seconds, 17.0 kbyte/sec 0 retries)
+  *
+=== Method3: Download via USB-MAVProxy to Pi ===
+Test 27.5.2021: CM4/Pi4
+  - Finished downloading log3.bin (13292972 bytes 60 seconds, 219.2 kbyte/sec 0 retries)
+Test 28.5.2021:  Pi Zero
+  - Added usb connector as described in [[https://www.instructables.com/Raspberry-Pi-Zero-OTG-Hack-Add-a-Fullsize-Connecto/|HERE]]
+{{ ::signal-2021-05-28-170257.jpeg?400 |}}
+''mavproxy.py --master=/dev/ttyACM0,115200''
+  - loads all modules of mavproxy => 100% idle cpu
+  - Finished downloading log2.bin (462481 bytes 35 seconds, 13.1 kbyte/sec 0 retries)
+  - Finished downloading log2.bin (462481 bytes 46 seconds, 10.0 kbyte/sec 0 retries)
+  - Finished downloading log2.bin (462481 bytes 64 seconds, 7.1 kbyte/sec 0 retries)
+''mavproxy.py --master=/dev/ttyACM0,115200 --default-modules log''
+  - loads only log module of mavproxy => 60% idle cpu
+  - Finished downloading log1.bin (232633 bytes 8 seconds, 26.9 kbyte/sec 0 retries)
+  - Finished downloading log1.bin (232633 bytes 8 seconds, 26.9 kbyte/sec 0 retries)
+  - Finished downloading log2.bin (462481 bytes 17 seconds, 26.9 kbyte/sec 0 retries)
+Test 20210529: Pixracer @ Laptop
+''mavproxy.py --master=/dev/ttyACM0,1500000 --default-modules log''
+  - Finished downloading log3.bin (13292972 bytes 50 seconds, 264.3 kbyte/sec 0 retries)
+  - Finished downloading log3.bin (13292972 bytes 49 seconds, 270.3 kbyte/sec 0 retries)
+Test 20210529: Pixracer @ CM4
+''mavproxy.py --master=/dev/ttyACM0,1500000 --default-modules log''
+  - Finished downloading log3.bin (13292972 bytes 53 seconds, 249.2 kbyte/sec 0 retries)
+  - Finished downloading log3.bin (13292972 bytes 53 seconds, 249.3 kbyte/sec 0 retries)
+=== Method4: Download via QGC ===
+Test 28.5.2021: QGC @ Laptop
+  - ~250 kbyte/sec