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@ -1,35 +1,37 @@
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# ULX3S PCB
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# ULX3S PCB
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ULX3S = University digital Logic Learning Xtensible
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board release 3 with SDRAM, Successor of
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[ULX2S](http://github.com/emard/ulx2s).
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This is a small (94x51 mm) standalone FPGA board
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This is a small (94x51 mm) standalone FPGA board
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for research and general purpose, with a full
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for education, research and general purpose, with a full
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featured selection of chips which I all wanted on
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featured selection of chips which I all wanted on
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a low-cost PCB, but haven't found on the market.
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a low-cost PCB, but haven't found on the market.
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It's open source and open hardware because if it is
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It's open source and open hardware because if it is
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good for my development on
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good for my development on
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[F32C](http://github.com/f32c/f32c) SOC,
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[F32C](http://github.com/f32c/f32c) SOC,
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it should be also good to other projects.
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it should be also good to other projects.
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ULX3S = University digital logic Learning eXtensible
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ULX3S can do things no other board can.
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board release 3 with SDRAM, Successor of
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[ULX2S](http://github.com/emard/ulx2s).
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It can do things no other board can.
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ULX3S can self-reflash with a bitstream sent
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It can self-reflash with a bitstream sent
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remotely from web interface over WiFi or from SD
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remotely from web interface over WiFi or from SD
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card browsed by onboard OLED display and buttons.
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card browsed by onboard OLED display and buttons.
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It can completely power down and wakeup from
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ULX3S can completely power down and wakeup from
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battery backed RTC.
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battery backed RTC.
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Normally it has rich range of chips and connectivity
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ULX3S has rich range of chips and connectivity
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required for many other open source projects:
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required for many other open source projects:
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SDRAM, USB, PS/2, SDCARD, HDMI, FLASH, RTC, I2C, OLED, AUDIO, ADC,
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SDRAM, USB, PS/2, SDCARD, HDMI, FLASH, RTC, I2C, OLED, AUDIO, ADC,
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onboard FM/PSK antenna 88-433.92 MHz and 56 GPIO pins which
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onboard FM/PSK antenna 88-433.92 MHz and 56 GPIO pins which
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are all routed as differential pairs and have pinout that
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are all routed as differential pairs and have pinout that
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is PMOD compatible.
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is PMOD compatible.
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ULX3S should carry all digital logic projects for our research
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and education in next 5 years.
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Schematics and PCB are done in open source KiCAD PCB editor:
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Schematics and PCB are done in open source KiCAD PCB editor:
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kicad ulx3s.pro
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kicad ulx3s.pro
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