Henry Choi

Jan 21, 2015

Understanding the Zynq ADC Linux driver

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After successfully reading out the temperature from a Honeywell pressure-temperature sensor HSCDAND030PGSA3 over SPI in a previous blog entr...
Jan 11, 2015

Understanding Zynq configuration at a module level

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This entry is NOT a discussion of the JTAG debugging or cable at a high level, as I've been using JTAG my entire career.  While studying...
Dec 23, 2014

Zedboard for data center SW/HW development

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In my previous blog entries ( this and this ), I started to explore using Zedboard as a instrument controller platform.  Zedboard is also a...
Dec 21, 2014

Debugging Atari 2600 S-Video Mod

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Why am I trying to mod Atari 2600? My friend Rich had 2 Atari 2600 (4 switch model, circa 1980) in his garage (which I call "museum...
Dec 13, 2014

PXE booting x86 kernel from Ubuntu host

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By itself, building my own Linux kernel and root file system only marginally boosted my understanding of the Linux kernel.  But since modif...
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Henry Choi
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