Posts Tagged ‘Papilio’

Interfacing a chord keypad to Papilio Duo FPGA board

Thursday, July 23rd, 2015

Ken writes: This is a simple chord style keypad that I made up a few years ago.  It is loosely based on the Microwriter - an early UK designed portable keypad / notewriter. The five main keys are located under the fingertips and thumb of the right hand, plus an...

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Posted in DIY | No Comments »

First release of the Papilio schematic library – draw a custom processor

Friday, November 1st, 2013

Drone informs us of Gadget Factory's first release of the Papilio schematic library: Hello everyone, we have some exciting news today, the first release of the Papilio Schematic Library is ready to go! Ever find that you need just one more serial port, or SPI master, or PWM? Wouldn’t it...

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Posted in library, releases | 3 Comments »

Emulating an LCD controller with a Papailio

Wednesday, January 23rd, 2013

Alex received a monochrome 256x128 LCD with a missing controller chip. The board features 8 Hitachi LCD drivers, but without the controller you have to drive the display by constantly sending data to refresh the picture. After some research he stumbled onto the Hitachi LCD controller driver LSI data book,...

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Posted in FPGA, LCD | No Comments »

Driving an LCD from a broken laptop with an FPGA via the Papilio Plus board

Wednesday, October 3rd, 2012

Alex connected up an salvaged laptop LCD to his Papilio Plus FPGA development board. He is designing a pair of boards for easier interface, one is designed as a wing for the dev board, and the other as a breakout for the LCD. They'll be connected together via an HDMI...

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Posted in dev boards, FPGA | 1 Comment »

Camera Wing for Papilio One PCB giveaway at Gadget Factory

Wednesday, March 7th, 2012

Gadget Factory is giving away 8 Papilio One Camera wing PCBs . This can be used with a FPGA and some open VHDL code to display video on a PC. The first 8 people to send an email with a shipping address to will get the free PCB’s! (Note:...

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Posted in contest | No Comments »

Move pins on the fly on the Papilio FPGA board

Monday, January 16th, 2012

[embed][/embed] Gadget Factory started a weekly series of tutorials for their Papilio FPGA development boards. This week they cover how to move IO pins around and change their assignments. Possibly the most exciting feature of the Papilio is the ability to shift peripheral functionality to any pin at any time,...

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Posted in tutorials | 2 Comments »

Weekly tutorials on the Papilio FPGA development boards

Thursday, January 12th, 2012

Gadget Factory started a weekly series of tutorials for their Papilio FPGA development boards. First tutorial covers the board's interface headers. The first topic? How the Papilio Wing Slot scheme works, did you know that you can address the Papilio pins using several different referencing schemes? If you are writing...

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Posted in tutorials | 4 Comments »

Recent Comments

  • Joe Desbonnet: Ya, I can recommend the low melting point solder. I used brand 'ChipQuik' and it's amazingly easy to use.
  • Jerome: I need a new BusPirate for the Fablab ;) Many thanks!
  • Max: Seems like an unexpectedly violent way to remove the chip indeed. A hot air station should of course do the job just fine, but in...
  • jose: Part removal described here is pure butchery, the cheapest hot air station will do a fast and clean job removing the QFP, heat air to...
  • Cody: Yes please