Post Created date
[TUT] Simulate the XCHG instruction
Just a caveat: This is non-atomic, and could be interesting if interrupted, and one of the variables written to, or accessed. I made that mistake and it took a while to debug....
Saturday, 30 August 2008 - 05:50
AVR Dragon MISO Pin failed?
This story has a happy ending! The nice folks at Digi-key, from whom I bought the AVRDragon from, have shipped me a replacement at no cost! I now have two AVRDragons, one faulty...
Thursday, 3 July 2008 - 14:14
AVR Dragon MISO Pin failed?
Hmm, tracing the board visually and with an ohmmeter indicates that some of the pins are shared. I'm suspecting that MISO, MOSI and the clock lines are shared. Ah well, it's back...
Sunday, 29 June 2008 - 05:23
AVR Dragon MISO Pin failed?
js wrote: I'm confused, what do you mean by the JTAG port? No such thing on the T44. I tested the Dragon with a spare known-working AVR Butterfly I had lying around via the JTAG...
Saturday, 28 June 2008 - 10:28
AVR Dragon MISO Pin failed?
js wrote:Why this low? Is your clock 32KHz or something? I'm using the attiny44 with intosc, and the clkdiv8 flag set, so the internal clock should be 1MHz. I've tried the 125kHz...
Saturday, 28 June 2008 - 04:30