VKTECH saleae clone
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| File:VKTECH-clone.png | |
| Status | supported |
|---|---|
| Source code | fx2lafw |
| Channels | 8 |
| Samplerate | 24MHz |
| Samplerate (state) | — |
| Triggers | none (SW-only) |
| Min/max voltage | max. 5.25V |
| Threshold voltage | Fixed: VIH=1.4V, VIL=0.8V |
| Memory | none |
| Compression | none |
| Website | [1] |
- IN PROGRESS ******
This is a fairly standard FX2 based 8 channel 24 MHz logic analyzer, purchased from AliExpress, arrived in 6 days
https://aliexpress.com/item/24MHz-8-Channel-Logic-Analyzer/32814170174.html
The VKTECH clone is a USB-based, 8-channel logic analyzer (and signal generator) with up to 24MHz sampling rate.
In sigrok, we use the open-source fx2lafw firmware for this logic analyzer.
See CWAV USBee SX/Info for some more details (such as lsusb -vvv output) on the device.
Hardware
- Main chip: Cypress CY7C68013A-56LTXC (FX2LP in QFN package)
- Transceiver NXP LVC245A
- 3.3V voltage regulator: 6206A 1711/33
- I2C EEPROM: ATMHK218 24C02N
- Crystal: 24MHz
Photos
Device, case
Device, PCB front
Device, PCB rear
Protocol
Since we use the open-source fx2lafw firmware for this device, we don't need to know the protocol.