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author | bnewbold <bnewbold@robocracy.org> | 2016-06-11 17:16:54 -0400 |
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committer | bnewbold <bnewbold@robocracy.org> | 2016-06-11 17:16:54 -0400 |
commit | 556b3c33daa7a41550cb2bbe23d333ba39414be0 (patch) | |
tree | 2ded0998b2d7c48e30013795dbed844bceec7c32 | |
parent | ca43c7b074d69b1d802090b12d4bf65fe21c3c92 (diff) | |
download | knowledge-556b3c33daa7a41550cb2bbe23d333ba39414be0.tar.gz knowledge-556b3c33daa7a41550cb2bbe23d333ba39414be0.zip |
rework electronics pages
-rw-r--r-- | electronics/fpga-toolchain.rst (renamed from electronics/fpga-toolchain.page) | 0 | ||||
-rw-r--r-- | electronics/microcontrollers.page | 5 | ||||
-rw-r--r-- | electronics/misc.page | 47 |
3 files changed, 22 insertions, 30 deletions
diff --git a/electronics/fpga-toolchain.page b/electronics/fpga-toolchain.rst index f60062e..f60062e 100644 --- a/electronics/fpga-toolchain.page +++ b/electronics/fpga-toolchain.rst diff --git a/electronics/microcontrollers.page b/electronics/microcontrollers.page index 3ddb130..92b91dd 100644 --- a/electronics/microcontrollers.page +++ b/electronics/microcontrollers.page @@ -1,4 +1,3 @@ -=================== Microcontrollers =================== @@ -32,5 +31,5 @@ handling between multiple agents. It was written for robotic research. ARM Cortex-M3/4 Stuff ------------------------- - - http://www.versaloon.com/ - + - <http://www.versaloon.com/> + - "STM32/ARM Cortex-M3 HOWTO: Development under Ubuntu (Debian)" (from fun-tech.se: <http://fun-tech.se/stm32/)> diff --git a/electronics/misc.page b/electronics/misc.page index 45071c5..1484798 100644 --- a/electronics/misc.page +++ b/electronics/misc.page @@ -1,9 +1,9 @@ -Anti-Static --------------- +## Anti-Static -Great video about static disipative and static shielding bagies from EEVblog: -<http://www.eevblog.com/2012/02/25/eevblog-247-anti-static-bag-myth-revisted/> +There is a great +[video](http://www.eevblog.com/2012/02/25/eevblog-247-anti-static-bag-myth-revisted) +about static disipative and static shielding bagies from EEVblog. Summary: "pink" bags and tubes just prevent static buildup (regular bubble or plastic wrap can generate hundreds or thousands of volts pretty easily just by @@ -12,31 +12,24 @@ actually prevent external discharges or shocks from harming ICs inside. If you use a shielding bag, you still need to make sure all the materials inside will not build up a charge. -Random Number Generators ----------------------------- - -- `Wikipedia overview <http://en.wikipedia.org/wiki/Hardware_random_number_generator>`_ -- `Wikipedia comparison of devices <http://en.wikipedia.org/wiki/Comparison_of_hardware_random_number_generators>`_ -- `Entropy Key <http://www.entropykey.co.uk>`_: a $50 USB key using avalanche - noise from two P-N junctions; lots of support and features. -- Overview of cheap avalanche technique: http://web.jfet.org/hw-rng.html -- whirlygig CPLD-based source: http://warmcat.com/_wp/whirlygig-rng/ -- a bunch of resources: http://www.cs.berkeley.edu/~daw/rnd/ -- more: http://robertnz.net/rng_rep.htm -- one open design (as a shield): http://1010.co.uk/org/notes.html#45 -- IEEE article: http://spectrum.ieee.org/computing/hardware/behind-intels-new-randomnumber-generator/0 -- basic design: http://www.cryogenius.com/hardware/isarng/ http://www.cryogenius.com/hardware/rng/ +## Random Number Generators + +* [Wikipedia overview](http://en.wikipedia.org/wiki/Hardware_random_number_generator) +* [Wikipedia comparison of devices](http://en.wikipedia.org/wiki/Comparison_of_hardware_random_number_generators) +* [Entropy Key](http://www.entropykey.co.uk): a $50 USB key using avalanche +* noise from two P-N junctions; lots of support and features. +* Overview of cheap avalanche technique: <http://web.jfet.org/hw-rng.html> +* whirlygig CPLD-based source: <http://warmcat.com/_wp/whirlygig-rng/> +* a bunch of resources: <http://www.cs.berkeley.edu/~daw/rnd/> +* more: <http://robertnz.net/rng_rep.htm> +* one open design (as a shield): <http://1010.co.uk/org/notes.html#45> +* [IEEE article](http://spectrum.ieee.org/computing/hardware/behind-intels-new-randomnumber-generator/0) on Intel's hardware +* basic design on [cryogenius.com](http://www.cryogenius.com/hardware/isarng/ http://www.cryogenius.com/hardware/rng/) Breakdown of the base-emitter junction of a 2N3904 happens at about 6v, -accoding to: http://sentex.ca/~mec1995/tutorial/xtor/xtor6/xtor6.html +accoding to: <http://sentex.ca/~mec1995/tutorial/xtor/xtor6/xtor6.html> See also: -- http://en.wikipedia.org/wiki/A_Million_Random_Digits_with_100,000_Normal_Deviates -- http://en.wikipedia.org/wiki/Nothing_up_my_sleeve_number - -STM32 Toolchain Guides -------------------------- - -"STM32/ARM Cortex-M3 HOWTO: Development under Ubuntu (Debian)" (from -fun-tech.se: http://fun-tech.se/stm32/) +- <http://en.wikipedia.org/wiki/A_Million_Random_Digits_with_100,000_Normal_Deviates> +- <http://en.wikipedia.org/wiki/Nothing_up_my_sleeve_number> |