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16 bits, divide by 4
I'm having problems dividing a 16 bit unsigned value by four, which is caused by the values in each register being treated as signed. Here is my test code: asr lo_byte ;...
Monday, 3 January 2005 - 11:37
Simple test program for ATmega8535
Some time ago I acquired some ATmega8535 devices in the QFP package quite cheaply on eBay, and decided to try one of them over the holiday. I put it on a home-made double-sided...
Saturday, 1 January 2005 - 23:05
Tiny11 programmer for SOIC devices
Based on my previous PCB for the DIL Tiny11, I've designed a PCB for the SOIC- packaged devices. It uses a rather expensive 20-pin SOIC-DIL adaptor available from MQP Electronics...
Friday, 29 October 2004 - 11:31
Attiny11 programmer
I've designed a PCB for Arne Rossius's ATtiny11 programmer: http://home.pages.at/arnerossius... The PCB is single-sided and may easily be made at home. The artwork file, layout...
Friday, 13 August 2004 - 17:35
ISP problem with STK200 copy
Although I don't have any problems programming AVRs with the BA1FB (with Win98SE) or SP12 (with WinXP) hardware and software, I thought I'd build a copy of the STK200 circuit and...
Sunday, 8 August 2004 - 17:30