Galen, Thanks for the help. I was able to get it working after increasing the SCK period per your sugguestion. Up until now I've been using uisp with my STK500 but I was impressed by the performance of avrdude.
Thanks, David Carr Galen Seitz wrote: >David Carr <[EMAIL PROTECTED]> wrote: > > > >>Thanks to Joerg, Anatoly and Eric et all. I have toolchain that >>completely supports the tiny45. I can't however convince my STK500 and >>avrdude to program the thing. I using SCKT3400D1 and avrdude 5.1. I >>also have a jumper from PORTE-RST to PB3. Has anyone made this work? >> >>Thanks, >>David Carr >> >>I get the following output: Note that device signature is sometimes >>different. >> >> >> >...snip... > > >> Programmer Type : STK500 >> Description : Atmel STK500 >> Hardware Version: 2 >> Firmware Version: 1.15 >> Vtarget : 5.1 V >> Varef : 3.4 V >> Oscillator : 3.686 MHz >> SCK period : 1.1 us >> >>avrdude: please define PAGEL and BS2 signals in the configuration file >>for part ATtiny45 >>avrdude: AVR device initialized and ready to accept instructions >> >>Reading | ################################################## | 100% 0.01s >> >>avrdude: Device signature = 0x0c9200 >>avrdude: safemode: Verify error - unable to read lfuse properly. >>Programmer may not be reliable. >>avrdude: safemode: To protect your AVR the programming will be aborted >> >>avrdude done. Thank you. >> >> > >It looks like the factory default config for the tiny45 results in a 1 >MHz internal clock and SPI programming. If so, you will need to >increase the SCK period to > 4 us. > >galen > > _______________________________________________ AVR-libc-dev mailing list [email protected] http://lists.nongnu.org/mailman/listinfo/avr-libc-dev
