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Programing the HX1K
08/10/2015 at 20:19 • 0 commentsConnect USB Cable, set 3 jumpers 1-2, 3-4, 5-6, click detect, see this in Diamond Programmer:
Change LP1K to HX1K manuall, select BIN file to load into HX1K FPGA Configuration RAM, click on program..
FPGA is configured and should live.
Programming the SPI Flash is as easy too, there are 2 jumpers to be changed and then proper SPI Part has to be selected:
When this succeeds, then FPGA will load itself from SPI Flash on power up on reset event. Creating multiboot images is a bit more complicated, but that has time to be explained in next updates.
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Cost optimization
08/10/2015 at 14:52 • 0 comments1) micro USB > mini USB
2) Diodes to lower cost ones
3) DCDC replace with LDO?
4) PCB from production fab
seems that are most parts where cost can be saved
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DIPSY Programmer
08/10/2015 at 14:23 • 0 commentsICEd board was used to test the DIPSY units to be shipped to the best product prize. So this is first real life use! Production testing.
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First board tested
08/04/2015 at 13:13 • 0 commentsand working, at least programming from Diamond over USB works, and the RGB led is on also :)
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Going to PCB fab!
07/19/2015 at 18:00 • 0 commentsRready for PCB fabrication now.