October 2015 Updates
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Moved the Noise page to the Electronics->Test And Measurement section. Added info about standard deviations and RMS measurements of noise.
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New How To Route USB page under Electronics->Communication Protocols->USB Protocol.
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Moved all of the Atmel microcontroller pages under a new Atmel parent page.
 
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New AVRDUDE page under Programming->Microcontrollers->Atmel.
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New PCB Surface Finishes page under PCB Design.
 
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New GCC Compiler Optimisation Levels page, under Programming->Compilers->GCC.
 
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Section on low-pass LC filters added to the “Passive Filters” page.
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New RS-485 Protocol page under Communication Protocols.
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Updates under the Addressing section of the I2C Communication Protocol page on I2C address pins present on slave devices.
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Tidied up the PSoC page.
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New Schematic Tips And Tricks page under PCB Design.
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Added information about the MTA-100 colour codes to the Connectors page.
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Added information about the SOT-23-8 package to the SOT-23 component package page.
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New Tips And Tricks page under Programming->Languages->C.
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New Testpoints page under PCB Design.
 
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Tidied up the PCB Design page.
 
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New RS-232 Protocol page under Electronics->Communication Protocols.
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New Fans page under Electronics->Components.