Difference between revisions of "PoLabs PoScope Basic2"

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== Protocol ==
== Protocol ==


TODO.
=== Starting a sampling run ===
 
=== Stopping a sampling run ===
 
=== Sample rates ===
 
'''8MHz - 4MHz''':
 
Buffer size is 128 bytes, only bus A is available, ...
 
{| border="0" style="font-size: smaller"
|- bgcolor="#6699ff"
!Samplerate
!?
|- bgcolor="#eeeeee"
| 8 MHz
| ...
|- bgcolor="#dddddd"
| 6 MHz
| ...
|- bgcolor="#eeeeee"
| 4 MHz
| ...
|}
 
'''2.6MHz - 2MHz''':
 
Buffer size is 1160 bytes, only bus A is available, ...
 
{| border="0" style="font-size: smaller"
|- bgcolor="#6699ff"
!Samplerate
!?
|- bgcolor="#eeeeee"
| 2.6 MHz
| ...
|- bgcolor="#dddddd"
| 2 MHz
| ...
|}
 
'''1MHz - 600kHz''':
 
Buffer size is 1544 bytes, ...
 
{| border="0" style="font-size: smaller"
|- bgcolor="#6699ff"
!Samplerate
!?
|- bgcolor="#eeeeee"
| 1 MHz
| ...
|- bgcolor="#dddddd"
| 900 kHz
| ...
|- bgcolor="#eeeeee"
| 800 kHz
| ...
|- bgcolor="#dddddd"
| 700 kHz
| ...
|- bgcolor="#eeeeee"
| 600 kHz
| ...
|}
 
'''500kHz and lower''':
 
Buffer size is only limited by the PC memory, ...
 
{| border="0" style="font-size: smaller"
|- bgcolor="#6699ff"
!Samplerate
!?
|- bgcolor="#eeeeee"
| 500 kHz
| ...
|- bgcolor="#dddddd"
| 400 kHz
| ...
|- bgcolor="#eeeeee"
| 300 kHz
| ...
|- bgcolor="#dddddd"
| 250 kHz
| ...
|- bgcolor="#eeeeee"
| 200 kHz
| ...
|- bgcolor="#dddddd"
| 150 kHz
| ...
|- bgcolor="#eeeeee"
| 100 kHz
| ...
|- bgcolor="#dddddd"
| 90 kHz
| ...
|- bgcolor="#eeeeee"
| 80 kHz
| ...
|- bgcolor="#dddddd"
| 70 kHz
| ...
|- bgcolor="#eeeeee"
| 60 kHz
| ...
|- bgcolor="#dddddd"
| 50 kHz
| ...
|- bgcolor="#eeeeee"
| 40 kHz
| ...
|- bgcolor="#dddddd"
| 30 kHz
| ...
|- bgcolor="#eeeeee"
| 25 kHz
| ...
|- bgcolor="#dddddd"
| 20 kHz
| ...
|- bgcolor="#eeeeee"
| 10 kHz
| ...
|- bgcolor="#dddddd"
| 9 kHz
| ...
|- bgcolor="#eeeeee"
| 8 kHz
| ...
|- bgcolor="#dddddd"
| 7 kHz
| ...
|- bgcolor="#eeeeee"
| 6 kHz
| ...
|- bgcolor="#dddddd"
| 5 kHz
| ...
|- bgcolor="#eeeeee"
| 4 kHz
| ...
|- bgcolor="#dddddd"
| 3 kHz
| ...
|- bgcolor="#eeeeee"
| 2.5 kHz
| ...
|- bgcolor="#dddddd"
| 2 kHz
| ...
|- bgcolor="#eeeeee"
| 1 kHz
| ...
|}
 
=== Sample format ===
 
=== Buffer size ===
 
=== Pre-Trigger ===
 
=== Trigger settings ===

Revision as of 22:40, 5 January 2012

PoLabs PoScope Basic2

The PoLabs PoScope Basic2 is a 16-channel, 8MHz, USB-based logic analyzer (plus oscilloscope, signal/pattern generator, and more).

See PoLabs PoScope Basic2/Info for some more details (such as lsusb -vvv output) on the device.

Components

Photos

  • Device, top

  • Device, bottom

  • USB / LA connector

  • Analog connectors

  • LA probe cable

  • Probe cable details

  • PCB, front

  • PCB, back

  • SiLabs F321

  • Analog Devices AD8544

  • Omron G3VM-401G

  • TI HC74

Protocol

Starting a sampling run

Stopping a sampling run

Sample rates

8MHz - 4MHz:

Buffer size is 128 bytes, only bus A is available, ...

Samplerate ?
8 MHz ...
6 MHz ...
4 MHz ...

2.6MHz - 2MHz:

Buffer size is 1160 bytes, only bus A is available, ...

Samplerate ?
2.6 MHz ...
2 MHz ...

1MHz - 600kHz:

Buffer size is 1544 bytes, ...

Samplerate ?
1 MHz ...
900 kHz ...
800 kHz ...
700 kHz ...
600 kHz ...

500kHz and lower:

Buffer size is only limited by the PC memory, ...

Samplerate ?
500 kHz ...
400 kHz ...
300 kHz ...
250 kHz ...
200 kHz ...
150 kHz ...
100 kHz ...
90 kHz ...
80 kHz ...
70 kHz ...
60 kHz ...
50 kHz ...
40 kHz ...
30 kHz ...
25 kHz ...
20 kHz ...
10 kHz ...
9 kHz ...
8 kHz ...
7 kHz ...
6 kHz ...
5 kHz ...
4 kHz ...
3 kHz ...
2.5 kHz ...
2 kHz ...
1 kHz ...

Sample format

Buffer size

Pre-Trigger

Trigger settings

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