Difference between revisions of "Focussz Fosc21"

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[[File:Focussz fosc21 back.jpg|thumb|right|Focussz Fosc21]]
[[File:Focussz_fosc21_mugshot.png|thumb|right|Focussz Fosc21]]


The '''Focussz Fosc21''' is a ...
The [http://www.focussz.com/eshowProDetail.asp?ProID=1482 Focussz Fosc21] is a USB-based, 2-channel oscilloscope with an analog bandwidth of 3kHz and a sampling rate of 8kHz (1 channel) / 4kHz (2 channels). The manufacturer improperly calls this device an oscilloscope: It can only measure voltages from 0-5V, and thus cannot measure negative voltages.


See [[Focussz Fosc21/Info]] for more details (such as '''lsusb -vvv''' output) about the device.
See [[Focussz Fosc21/Info]] for more details (such as '''lsusb -v''' output) about the device.


== Hardware ==
== Hardware ==


TODO.
* '''Main chip''': ST STM8S103 (marking: "STM8S103-K3T6C 990XB F6 MYS 136")
* '''USB interface''': Prolific PL-2303HX (marking: "PL-2303HX LE10193A")
* '''Crystals''': 12.000 and 22.1184


== Photos ==
== Photos ==


<gallery>
<gallery>
File:Focussz fosc21 back.jpg|<small>Device, front</small>
File:Focussz_fosc21_hooked.jpg|<small>Device and probes</small>
focussz_fosc21_package_contents.jpg|<small>Package contents</small>
File:Focussz fosc21 back.jpg|<small>Device, top</small>
focussz_fosc21_device_bottom.jpg|<small>Device, bottom</small>
focussz_fosc21_device_connectors.jpg|<small>Device, connectors</small>
focussz_fosc21_device_back.jpg|<small>Device, back</small>
focussz_fosc21_pcb_top.jpg|<small>PCB, top</small>
focussz_fosc21_pcb_bottom.jpg|<small>PCB, bottom</small>
focussz_fosc21_st_stm8s103_k3t6c.jpg|<small>ST STM8S103-K3T6C</small>
focussz_fosc21_prolific_pl2303hx.jpg|<small>Prolific PL2303HX</small>
</gallery>
</gallery>


== Protocol ==
== Protocol ==


TODO.
The USB connector is a PL2303 USB serial adapter. The port settings are 115200, 8n1.
 
The protocol is currently being analyzed. This section will be updated with details at a later time.
 
For more details see [[User_talk:Mrnuke#Focussz_Fosc21_Protocol]].


== Resources ==
== Resources ==


TODO.
* [http://www.focussz.com/Fosc_21.rar Manual]
* [http://www.focussz.com/FocusOscillograph.rar Vendor software]


[[Category:Device]]
[[Category:Device]]
[[Category:Oscilloscope]]
[[Category:Oscilloscope]]
[[Category:Planned]]
[[Category:Planned]]

Latest revision as of 16:01, 23 November 2014

Focussz Fosc21

The Focussz Fosc21 is a USB-based, 2-channel oscilloscope with an analog bandwidth of 3kHz and a sampling rate of 8kHz (1 channel) / 4kHz (2 channels). The manufacturer improperly calls this device an oscilloscope: It can only measure voltages from 0-5V, and thus cannot measure negative voltages.

See Focussz Fosc21/Info for more details (such as lsusb -v output) about the device.

Hardware

  • Main chip: ST STM8S103 (marking: "STM8S103-K3T6C 990XB F6 MYS 136")
  • USB interface: Prolific PL-2303HX (marking: "PL-2303HX LE10193A")
  • Crystals: 12.000 and 22.1184

Photos

Protocol

The USB connector is a PL2303 USB serial adapter. The port settings are 115200, 8n1.

The protocol is currently being analyzed. This section will be updated with details at a later time.

For more details see User_talk:Mrnuke#Focussz_Fosc21_Protocol.

Resources