Why do you want to do such a thing? > -----Original Message----- > From: avr-chat-bounces+eric.weddington=atmel....@nongnu.org > [mailto:avr-chat-bounces+eric.weddington=atmel....@nongnu.org] > On Behalf Of Yuriy Vlasenko > Sent: Wednesday, November 03, 2010 2:24 AM > To: avr-chat@nongnu.org > Subject: [avr-chat] Loop for DUDE command > > Hello everybody! > > 1) I cannot find in AVRDUDE documentation anything about the > subject. What do I want? To send an SPI string (e.g. AC 53 00 > 00) repeatedly, accomplied by appropriate RESET pulse - and > do it in (ethernal or limited) loop. It would allow analyzing > the response of the target MCU. > > 2) Can anybody explain what are the possibilities fo AVRDUDE > to slow down its SPI commands? As far as I know they are: > > -B bitclock > > -i delay > > sck period (in terminal mode) > The 1-st is for JTAG, the 2-nd and 3-rd I cannot see > (no effect, it seems). > When working with STK500v2 I am able to send direct command > stk500 -dATmega48 -I50k > before invoking AVRDUDE. But with Bitbang programming > device I have to slowdown AVRDUDE. How? > > > 3) If DUDE cannot send commands in loop, who can? Do > you know the program that can send user's byte strings to a > Bitbang programmator? > > > Thanks! > >
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