- WARNING: Design in progress. Source files are inconsistent.
- MicroZed processor board
- Xilinx Zynq 7010 ARM processor/fpga
- STRATUM 3E High Stability Oven Stabilized Oscillator
- GlobalTop LadyBird-1 GPS Receiver
- 18 Digit non-multiplexed time/info display
- 1U case 4 inches deep
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boot
Files in the boot partition that the Zynq uses for bootstrap loading.
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fpga
The FPGA code for the Zynq processor. Setup for the v1.1.0 version of the main board. The FPGA drives the custom peripherals on the main board:
- Time Stamp Counter (TSC) running from the OCXO clock.
- Multi digit 7-segment display.
- OCXO control voltage DAC.
- Phase detector between GPS PPS signal and OCXO PPS signal.
- Time of day counters.
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freecad
freecad 0.16 3D models for the case parts and components for kicad.
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case
3D model of the case, display, pcb, power supply, etc
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assembly.fcstd
Top level case assembly incorporating all other files in this directory
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mod/local.pretty/packages3d
The 3D model source for the kicad components.
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ponoko
File sent to ponoko to make the OXCO cover and experimental parts for the case.
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kicad
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2x7seg
2 Digit 7-segment display board. Designed to be strung together to any length.
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clock
Tme mainboard for the clock.
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lib
kicad schematic library components.
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mod/local.pretty
Local PCB components for kicad containing parts used in 2x7seg, clock, and term. The 3d model paths are hard coded with full path to the file.
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rj45brkout
Break out board for the panel mount RJ45 Ethernet connector.
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term
The termination and connector board. Used at both ends of the display string.
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usbabrkout
Break out board for the panel mount USB-A connector.
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usbbbrkout
Break out board for the panel mount USB-B connector.
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linux
Fork of the Xilinx linux kernel used.
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u-boot
Fork of Xilinx u-boot used.
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scripts
Various test scripts and programs to setup the programmed FPGA.
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clocksource
A simple clockdource driver to use the OCXO TSC as the timekeeping source.
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pps
A simple PPS driver for the OCXO PPS generator that is compatible with the ntp deamon.
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