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Paul Boven
DT-Backend-S3A1800dsp
Commits
cf9eaef3
Commit
cf9eaef3
authored
Nov 06, 2016
by
Paul Boven
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Brought readme up-to-date
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62078b2e
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README.md
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@@ -10,8 +10,8 @@ Design and realization by Paul Boven (p.boven@xs4all.nl).
This repository will contain the VHDL sources and helper scripts, PCB design files, and photographs.
## Current status:
first
firmware
(2048 bins) succesfully
synthesized
Haven't
m
a
de
a bitstream yet, or tested it on the hardware.
## Current status:
All 3
firmware
s
synthesized
and built.
Line
m
o
de
succesfully verified against version compiled on earlier toolchain
### Specifications:
*
70 MS/s, real
...
...
@@ -20,6 +20,11 @@ Haven't made a bitstream yet, or tested it on the hardware.
*
1Gb/s 1000base-T (RJ-45) Ethernet
*
External clock (140 MHz)
### Personalities:
*
Pulsar mode: 256 spectral bins, 2136 spectra/second
*
Line mode: 2048 spectral bins, 267 spectra/second
*
Raw mode: unprocessed 70MS/s 10bit, 700Mb/s output
### Main components:
*
Xilinx Spartan-3 1800a DSP kit
*
Xilinx Spartan-3 1800a DSP FPGA
...
...
@@ -32,14 +37,11 @@ Haven't made a bitstream yet, or tested it on the hardware.
*
Make (project is controlled through a Makefile, not ISE)
### TODO:
*
Add the other existing firmwares
*
Pulsar mode (256 bins)
*
Raw mode (70MS/s
*
10 bits)
*
Convert all firmwares to use 1Gb/s Ethernet
*
Update and merge current firmwares, single Makefile, code re-use
*
Add WOLA to the FFT-ba
a
sed backends
*
Add WOLA to the FFT-based backends
*
New firmwares:
*
Digital Down Converter (DDC) for use with GnuRadio and SETI@home
*
GPS cross correlation or squaring receiver (for cross-scans)
*
Run from 10MHz clock instead of 140 MHz
?
*
Run from 10MHz clock instead of 140 MHz
*
Absolute time or PPS input
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