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How do I page ram?
Freaks, I have an app that uses an ATmega1280. I have put a 32K battery backed SRAM and 512K RAM (buffer) in the upper 32K of the external memory map. Our app works fine with the...
Wednesday, 21 January 2009 - 19:25
AVR over clocking
Hi, Does anyone have any experience with over clocking the ATmega1280? I know this part is rated at 16Mhz but what do you think I could get away with. ( reliably ). :roll: A
Monday, 19 January 2009 - 20:04
Barcode libs
Guys, One of the printers that we offer is going to require us to add the ability to print barcode. All of the libs I have seen for this have been windows or linix based. Does...
Thursday, 15 January 2009 - 19:31
Link to "macro.inc"
Can someone please provide a link to the avr assembler macro files. I have googled it and had a look on atmels site but I cannot locate it. Maybe I'm getting old (46yrs) A
Wednesday, 14 January 2009 - 14:57
100A pkg question.
Hello, I mfg. a product that use an ATmega128 in the 100A pkg. With a little practice we are able to solder the part onto our boards by hand. The problem is we have had several...
Tuesday, 13 January 2009 - 22:37
Issues with vista.
I have installed Studio4 on my new Vista based PC and for the life of me I cannot get it to work properly. If I compile a short test program it complains the it cannot find the /...
Sunday, 11 January 2009 - 20:48
Metal detection ckt needed.
I have an application that requires that I sense a metal ball (approx 0.5" dia) inside a glass tube. We have been using inductive prox sensors but their cost and size has required...
Sunday, 11 January 2009 - 18:12
PORT, PIN, DDR question
Good morning, If set the DDR on a port as o/p and place a value on the pins, can I read back that value from the port? If so, is this good practice? I will test this in the...
Wednesday, 7 January 2009 - 14:01
Design contest -> No prize, just gratitude
I need to write an assembly routine that reads a byte from a port and based on that byte sets or clears one of 64 port bits. This should run on a 640. eg. 0b10000001 -> Would set...
Tuesday, 6 January 2009 - 23:13
Advice on program structure
Hi folks, I have been programming in asm for some time.(15 years). The projects I have been involved in have always been fairly small so I have gotten away with minimal structure...
Monday, 5 January 2009 - 14:32
WINAVR & AVR-GCC problem on vista
Hi all, I have just installed WINAVR and avr-gcc on a PC with the Vista operating system. The install went well but when I try to compile a simple test program the compiler...
Friday, 2 January 2009 - 18:40
Link needed for AVR-GCC compilier
Can someone please provide a North American link to the AVR-GCC compiler. Thanks, A
Friday, 2 January 2009 - 15:43