Difference between revisions of "Lascar Electronics EL-USB-2"

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(quote example sigrok-cli use (by confuc via IRC))
 
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[[File:EL-USB-2.png|thumb|right|EL-USB-2]]
[[File:EL-USB-2.png|thumb|right|Lascar Electronics EL-USB-2]]


The [http://www.lascarelectronics.com/ Lascar Electronics] [http://www.lascarelectronics.com/temperaturedatalogger.php?datalogger=102 EL-USB-2] is a USB-based temperature and humidity logger.
The [http://www.lascarelectronics.com/temperaturedatalogger.php?datalogger=102 Lascar Electronics EL-USB-2] is a USB-based temperature and humidity logger.


See [[Lascar Electronics EL-USB-2/Info]] for more details (such as '''lsusb -vvv''' output) about the device.
See [[Lascar Electronics EL-USB-2/Info]] for more details (such as '''lsusb -vvv''' output) about the device.
The sigrok driver for this device also supports the EL-USB-2+, EL-USB-LCD, and EL-USB-LCD+. Note that only downloading logged data is supported by sigrok; configuring the device is not currently supported.


== Hardware ==
== Hardware ==
Line 12: Line 14:


== Photos ==
== Photos ==
<gallery>
<gallery>
File:EL-USB-2 side.jpg
File:EL-USB-2.png|<small>Device, top</small>
File:EL-USB-2 uncapped.jpg
File:EL-USB-2 side.jpg|<small>Device, side</small>
File:EL-USB-2 battery.jpg
File:EL-USB-2 uncapped.jpg|<small>Device, uncapped</small>
File:EL-USB-2 sensor.jpg
File:EL-USB-2 battery.jpg|<small>Device, battery</small>
File:EL-USB-2 PCB top.jpg
File:EL-USB-2 sensor.jpg|<small>Sensirion SHT11</small>
File:EL-USB-2 PCB bottom.jpg
File:EL-USB-2 PCB top.jpg|<small>PCB, top</small>
File:EL-USB-2 F321.jpg
File:EL-USB-2 PCB bottom.jpg|<small>PCB, bottom</small>
File:EL-USB-2 24LC256.jpg
File:EL-USB-2 F321.jpg|<small>SiLabs C8051F321</small>
File:EL-USB-2 24LC256.jpg|<small>Microchip 24LC256</small>
</gallery>
</gallery>


== Protocol ==
== Protocol ==


=== Status structure ==
See [[Lascar Electronics EL-USB protocol]].
  // 0x03 -- could be packet type, or length of device name
 
  uint8_t unknown1;
== Example use ==
 
   // 0x00 -- status stopped?
(This use case was reported by user confuc via IRC.)
  uint8_t unknown2;
 
   $ sigrok-cli -d lascar-el-usb:conn=10c4.0002 --samples 16382 -o file.sr
  // NULL-terminated device name
  char device_name[16];
  // 0-23
  uint8_t start_time_hour;
  // 0-59
  uint8_t start_time_minute;
  // 0-59
  uint8_t start_time_second;
  // 1-31
  unit8_t start_date_day;
  // 1-12
  unit8_t start_date_month;
  // year - 2000
  unit8_t start_date_year;
  uint32_t unknown3;
  // in seconds, little-endian
  uint16_t samplerate;
  // little-endian
  uint16_t num_stored_samples;
  // 00 00
  uint16_t unknown4;
  // b4 50
  uint16_t unknown5;
  // 00 00 00 3f
  uint32_t unknown6;
  // 00 00 20 c2
  uint32_t unknown7;
  // 00 00 00 00
  uint32_t unknown8;
  // ASCII, not NULL-terminated
  char firmware_version[4]
  // little-endian, displayed in decimal
  uint16_t serial_number;
  // a0 28
  uint16_t unknown9;
  // 00 00
  uint16_t unknown10;
  // 00 00 00 00
  uint32_t unknown11;


== Resources ==
== Resources ==


TODO.
* [http://www.lascarelectronics.com/pdf-usb-datalogging/data-logger0765755001349354469.pdf Manual]
* [http://www.lascarelectronics.com/data-logger/easylogger-software.php Vendor software]
* [http://sourceforge.net/apps/mediawiki/eltuxusb/index.php?title=Main_Page eltuxusb project]


[[Category:Device]]
[[Category:Device]]
[[Category:Thermometer]]
[[Category:Thermometer]]
[[Category:Planned]]
[[Category:Hygrometer]]
[[Category:Supported]]

Latest revision as of 18:16, 24 February 2020

Lascar Electronics EL-USB-2

The Lascar Electronics EL-USB-2 is a USB-based temperature and humidity logger.

See Lascar Electronics EL-USB-2/Info for more details (such as lsusb -vvv output) about the device.

The sigrok driver for this device also supports the EL-USB-2+, EL-USB-LCD, and EL-USB-LCD+. Note that only downloading logged data is supported by sigrok; configuring the device is not currently supported.

Hardware

Photos

  • Device, top

  • Device, side

  • Device, uncapped

  • Device, battery

  • Sensirion SHT11

  • PCB, top

  • PCB, bottom

  • SiLabs C8051F321

  • Microchip 24LC256

Protocol

See Lascar Electronics EL-USB protocol.

Example use

(This use case was reported by user confuc via IRC.) 

 $ sigrok-cli -d lascar-el-usb:conn=10c4.0002 --samples 16382 -o file.sr

Resources

Retrieved from "https://sigrok.org/w/index.php?title=Lascar_Electronics_EL-USB-2&oldid=14907"