Difference between revisions of "Velleman PCSU1000"

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== Hardware ==
== Hardware ==


'''Control logic'''
* [http://www.xilinx.com/support/documentation/data_sheets/ds099.pdf Xilinx XC3S50] 50K-gate FPGA
* [http://www.xilinx.com/support/documentation/data_sheets/ds099.pdf Xilinx XC3S50] 50K-gate FPGA
* 50MHz crystal: 50.000 Y0KE (clock source for the Xilinx FPGA)
* 50MHz crystal: 50.000 Y0KE (clock source for the Xilinx FPGA)
* [http://www.microchip.com/wwwproducts/Devices.aspx?dDocName=en010211 Microchip PIC16F630-I/P] 8-bit microcontroller
'''USB interface'''
* [http://www.ftdichip.com/Products/ICs/FT245B.htm FTDI FT245BL] USB interface chip
* [http://www.ftdichip.com/Products/ICs/FT245B.htm FTDI FT245BL] USB interface chip
* 6MHz crystal
* [http://www.microchip.com/wwwproducts/Devices.aspx?dDocName=en010902 Microchip 93LC46BI] 128-byte EEPROM chip for the FTDI chip's USB settings
* [http://www.microchip.com/wwwproducts/Devices.aspx?dDocName=en010902 Microchip 93LC46BI] 128-byte EEPROM chip for the FTDI chip's USB settings
* [http://www.microchip.com/wwwproducts/Devices.aspx?dDocName=en010211 Microchip PIC16F630-I/P] 8-bit microcontroller
 
* [http://www.nxp.com/products/logic/buffers_drivers/74HC367D.html Philips/NXP 74HC367D] Hex buffer/line driver
'''Analog frontend'''
* 2 x [http://www.unisonic.com.tw/datasheet/ULN2003.pdf Unisonic ULN2003] 7-channel darlington sink driver (each driving a set of 7 relays)
* 2 x [http://www.unisonic.com.tw/datasheet/ULN2003.pdf Unisonic ULN2003] 7-channel darlington sink driver (each driving a set of 7 relays)
* 14 x [http://www.goodsky.com.tw/telecomunication/28-sir SIR-S4-105A FZ] Goodsky 5V relay (7 per input channel)
* 14 x [http://www.goodsky.com.tw/telecomunication/28-sir SIR-S4-105A FZ] Goodsky 5V relay (7 per input channel)
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* 2 x [http://datasheet.octopart.com/LMH6724MA/NOPB-National-Semiconductor-datasheet-39642.pdf  National Semiconductor LMH6724] op-amps
* 2 x [http://datasheet.octopart.com/LMH6724MA/NOPB-National-Semiconductor-datasheet-39642.pdf  National Semiconductor LMH6724] op-amps
* 2 x [http://www.ti.com/product/adc08l060 Texas Instruments ADC08L060] 8-bit 60MSPS A/D converters
* 2 x [http://www.ti.com/product/adc08l060 Texas Instruments ADC08L060] 8-bit 60MSPS A/D converters
'''Channel triggers'''
* [http://www.ti.com/product/tlc372 Texas Instruments TLC372] dual differential comparator
'''Power'''
* 3 x [http://www.ti.com/product/tps76601 Texas Instruments TPS766xx] voltage regulators (IC19=1V, IC20=2.5V, IC21=3.3V)
* 3 x [http://www.ti.com/product/tps76601 Texas Instruments TPS766xx] voltage regulators (IC19=1V, IC20=2.5V, IC21=3.3V)
'''?'''
* [http://www.nxp.com/products/logic/buffers_inverters_drivers/74HC367D.html Philips/NXP 74HC367D] Hex buffer/line driver


== Photos ==
== Photos ==

Revision as of 00:16, 19 November 2012

Velleman PCSU1000

The Velleman PCSU1000 is an inexpensive USB-based oscilloscope. It has 2 channels, an analog bandwidth of 50MHz and 1GS/s sampling rate.

See Velleman PCSU1000/Info for more details (such as lsusb -vvv output) about the device.

Hardware

Control logic

USB interface

Analog frontend

Channel triggers

Power

?

Photos

  • Back

  • Side

  • PCB, front

  • PCB, back

  • main ICs

  • main ICs detail

  • PCB, chunk

  • Xilinx XC3S50

  • Microchip PIC16F630-I/P

  • FTDI FT245BL

  • Microchip 93LC46BI

  • Philips/NXP 74HC367D

  • 3x SOIC-8 chips

  • 50MHz crystal

  • Input sections

  • Input section detail

  • Input section detail

  • UTC ULN2003

  • SIR-S4-105A FZ

Protocol

TODO.

Resources

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