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FPGA based OV7670 – Affine Image Transformations
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 rock this morning. I do...
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FPGA based OV7670 – Image compression/processing
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 bit depth of the image. Reducing the...
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FPGA based OV7670 – Further image compression
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 the 6fps...
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Altera Cyclone IV FPGA Board – Schematic
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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STM32F0 with OV7670 and an ILI9163 (all the part names!) without external...
I’ve previously got the STM32F0 discovery board working with a FIFO (AL422b) version of the OV7670, not a particularly hard feat and many others have achieved this across the internet. From what I...
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Anthrophex – Update 8-10-17
Its been a ton of time since I last did any updates on the ol’ human sized hexapod! I finally decided to go for dedicated motor controller ICs (Allegro A4950) as opposed to a discrete solution. These...
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Lattice iCE40 Ultra Plus FPGA: Gnarly Grey UPDuino – Tutorial 1: The Basics
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 price and form factor you can get it in. Enter...
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SSD1306 Power Consumption
Preface I’m currently doing a project that uses a tiny SSD1306 based OLED display. I’ve searched all over the internet but couldn’t actually find any data on current measurements done by people so I...
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MechaCrab Part 1: First Prototype
The robot so aptly named MechaCrab. This is my first attempt at a 2 DOF/appendage soft robotic quadruped. I’ve been mulling this idea over for a while as it came out of my initial designs of TAMI (I...
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3D printed SR motor part 1: Stator and Rotor modelling and molding
Preface SR (switched reluctance) motors are pretty amazing things. Originally developed in 1838, an SR motor uses some of the simplest principles of electromagnetics – energize a coil to create a...
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