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Tag Archives: fpga

Lattice iCE40 Ultra Plus FPGA: Gnarly Grey UPDuino – Tutorial 1: The Basics

May 21, 2018by hshallcross 3 Comments

Long time no post! Now that’s out of the way… As ever, I’m always on the search for cheap electronics and this board is nearly mind blowing given both the […]

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Uncategorized, VHDL & Logic

Altera Cyclone IV FPGA Board – Schematic

July 31, 2017by hshallcross Leave a comment

A couple of people requested the pinout that I’ve used for my board, I’ve uploaded this below. Cyclone4 FPGA Boardschematic_v200

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Uncategorized, VHDL & Logic

FPGA based OV7670 – Further image compression

June 3, 2017by hshallcross Leave a comment

In my last post, I was talking about image compression methods, mainly DCT transform based along with colour transform based. I’ve now combined these together and have managed to break […]

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Uncategorized, VHDL & Logic

FPGA based OV7670 – Image compression/processing

June 2, 2017by hshallcross 1 Comment

Image compression is a massive topic and to be honest, a bit of a buzzword title. Images can be compressed in multiple ways. One of the simplest being reducing the […]

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Uncategorized, VHDL & Logic

FPGA based OV7670 – Affine Image Transformations

May 30, 2017by hshallcross Leave a comment

As of yesterday, I’ve got a new laptop (woop woop I7-7700HQ)! Obviously that meant transferring data over though a bit of WiFi and an overnight transfer deemed me ready to […]

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Uncategorized, VHDL & Logic

FPGA based OV7670 – Image segmentation

May 27, 2017by hshallcross 1 Comment

As I mentioned in my last post, I wanted to try some image segmentation! I had a quick go at histogram based segmentation where the largest peak of the histogram […]

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Uncategorized, VHDL & Logic

FPGA based OV7670 – Edge Detection

May 27, 2017by hshallcross Leave a comment

One of the staples of image processing is edge detection. Edge detection is generally one of the primary steps for further image processing methods including feature detection. Conceptually, edge detection […]

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Uncategorized, VHDL & Logic

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