Ultrasound pulse-echo pHAT v2 | lit3-32 @40/64Msps

Name: Ultrasound pulse-echo pHAT v2 | lit3-32 @40/64Msps
SKU: 29555
Price: 330.00 USD
Availability: InStock

Ultrasound pulse-echo pHAT (lit3-32) - up5k fpga

Designed by kelu124 in United States of America

Ultrasound pulse-echo pHAT v2 | lit3-32 @40/64Msps 1

Ultrasound pulse-echo pHAT v2 | lit3-32 @40/64Msps 2

Ultrasound pulse-echo pHAT v2 | lit3-32 @40/64Msps 3

2023-03-04T15:20:03.953Z-20210831_210830.jpg

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For ultrasound items low on stock, refer to the un0rick board (in my shop, column on your right).

Ultrasound pulse-echo pHAT (lit3-32) - up5k fpga

The up5k lit-32 open hardware ultrasound pulse echo board, with -28dB to 92dB gain Big sister to the lit3rick This batches has 40Msps 10bits ADCs, hence slightly less expensive. The option offers up …

the up5k lit-32 open hardware ultrasound pulse echo board, with -28dB to 92dB gain

Big sister to the lit3rick

This batches has 40Msps 10bits ADCs, hence slightly less expensive. The option offers up to 64Msps.

OSHWA certified !

https://certification.oshwa.org/fr000016.html

Presentation of the hardware

Lattice: up5k. Onboard RAM for 64k points saves. (128kB onboard RAM)
Onboard flash
Pulser : HV7361GA-G:
Can manage +-100V pulses. Onboard is 5V pulse.
Integrated circuit protection from HV
Time gain compensation : AD8332 using both channels, chained
HI setting: -4dB to 92dB amp
LO setting: -28dB to 68dB amp
ADC: 10bits, rated for 40Msps or 64Msps depending on your options.
Previous iteration: documentation released: 10.5281/zenodo.5792245
Schematics

Pics

Design

Prod

Python user code

Principles are here
Python code is here

Verilog: using icestudio (work in progress)

.. and a list of binaries. 823f03fdc4bc9354f3f7d20d9fca6d58 is the latest stable one.

823f03fdc4bc9354f3f7d20d9fca6d58 ./20230114_GainTests/bins/working.bin e33742aa40016c3d32f804f4f5a2916f ./20230114_GainTests/bins/pll_test_impl_1.bin 823f03fdc4bc9354f3f7d20d9fca6d58 ./20230114_GainTests/bins/hardware.bin e3ddac9e455002339cf0d9cd9f03672c ./program/blink.bin 823f03fdc4bc9354f3f7d20d9fca6d58 ./icestudio/lit3/ice-build/lit3bin/hardware.bin 70a0563b9e889dcdd5ab43a0825b8bfc ./icestudio/old/corePLL/ice-build/corePLL/hardware.bin 823f03fdc4bc9354f3f7d20d9fca6d58 ./example/bins/working.bin e33742aa40016c3d32f804f4f5a2916f ./example/bins/pll_test_impl_1.bin 823f03fdc4bc9354f3f7d20d9fca6d58 ./example/bins/hardware.bin

Outputs

Below are echoes from a 5V pulse, gain at 350/1000, HILO being low.

License

This work is based on two previous TAPR projects, the echOmods project, and the un0rick project - its boards are open hardware and software, developped with open-source elements as much as possible.

The hardware is licensed under TAPR Open Hardware License (www.tapr.org/OHL)
The software components are free software: you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, either version 3 of the License, or (at your option) any later version.
The documentation is licensed under a Creative Commons Attribution-ShareAlike 3.0 Unported License.

Disclaimer

This project is distributed WITHOUT ANY EXPRESS OR IMPLIED WARRANTY, INCLUDING OF MERCHANTABILITY, SATISFACTORY QUALITY AND FITNESS FOR A PARTICULAR PURPOSE.