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USBtiny - a new software USB implementation
A new version (v1.2) of USBtiny is available at the usual location: http://www.xs4all.nl/~dicks/avr/usbtiny/ New in this version is an additional USBtiny application that...
Wednesday, 12 July 2006 - 20:42
jump table versus 'if" and 'case' statement
mirek23ch wrote:I have found something about computed goto but I do not know how to use that. Gcc has a language extension that can be used to make a computed goto. I've never...
Monday, 3 July 2006 - 16:07
USB Mass Storage Device using AtMega128
First, when you run the AVR at 3.3V, the maximum speed is probably lower. Second, it works already with 12MHz, and I'm not sure what the benefit of going to a higher clock would...
Friday, 23 June 2006 - 16:10
USB Mass Storage Device using AtMega128
Sceadwian wrote:You could bit bang a low speed USB interface using an AVR at 8mhz but managing the software that does the protocol is gonna be a pain in the neck. You cannot bit-...
Friday, 23 June 2006 - 14:43
Avr vs Pic
theusch wrote:Quote: 6809 forever! Yes, I've always had a soft spot for processors with a SEX instruction. http://en.wikipedia.org/wiki/SEX_(computing) And don't forget the BRN (...
Friday, 23 June 2006 - 14:29
effect of sei;cli
danni wrote:Because after the RETI a further instruction of the main loop was executed, before the next interrupt was serviced. So, if e.g. up to 5 interrupts sources enabled, you...
Friday, 9 June 2006 - 22:03
problem with C code for ATTiny2313 with DS18B20
ighdaniel wrote:ps: I don't hate americans, alltough here in Europe you are not well seen! Please speak for yourself. Most of the criticism is actually directed towards the...
Friday, 9 June 2006 - 19:56
effect of sei;cli
barnacle wrote:But why on earth would you want to do this? To service a pending interrupt at a specific point while running some code with interrupts disabled, for instance...
Friday, 9 June 2006 - 19:22
AVR ISP programmer with USB to Parallel Adaptor
A commercial USB to parallel port adaptor can only be used to attach a printer, you cannot control the individual port pins with it. I therefor created my own converter with a...
Wednesday, 7 June 2006 - 09:00
3.3V Operation at slower speeds?!?!
zainka wrote:According to AVR the only difference between a L or V part number and the highspeed type is the L or V character... And, that L and V types are only tested up to the...
Monday, 29 May 2006 - 15:31
90s2313 UART, same code, ASM works, C not
dimonlp wrote:Do you mean I have to wait before starting polling this bit? I'm sorry, I was too fast with my reply. You *do* poll the bit after starting the transmitter. I don't...
Monday, 29 May 2006 - 12:28
90s2313 UART, same code, ASM works, C not
dimonlp wrote: while (bit_is_clear(USR,TXC)); I think the TXC bit will only be set *after* a character has been transmitted, but you start polling this bit before any...
Monday, 29 May 2006 - 11:40

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