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Mega88 program counter: 0x1000 bit set?
larryvc wrote:timbierman wrote:Simply run a program that makes some subroutine calls then stops on a breakpoint, then look at the links on the stack in RAM...timbierman, you are...
Sunday, 16 February 2014 - 19:33
Mega88 program counter: 0x1000 bit set?
theusch wrote:I'm skeptical, but it certainly could be happening. But if you want us to dig further, post some code. Preferably a complete test program. There isn't much...
Sunday, 16 February 2014 - 18:04
Mega88 program counter: 0x1000 bit set?
clawson wrote:How are you recording/observing the PC register? I call a subroutine which pops 2 bytes off the stack into registers, pushes them back, then stores the value in the...
Sunday, 16 February 2014 - 17:25
Minimal AVRISP mkII setup (no development system needed)
Brian Fairchild wrote:Just use a Kanda Keyfob programmer. I've just had exactly the same problem and decided to go for a stand-alone approach. Now I simply email my customer a...
Thursday, 13 February 2014 - 11:43
Minimal AVRISP mkII setup (no development system needed)
ezharkov wrote:If you want to stays with Studio 4 command line tools, you might want to consider getting them from: http://www.atmel.no/beta_ware/ Thanks, that looks like what I...
Wednesday, 12 February 2014 - 22:24
Minimal AVRISP mkII setup (no development system needed)
meolsen wrote:Isn't The complete libusb suit smaller than jungo? I also believe, with a bit of searching, that you should be able to find out how to carve atprogram from armed...
Wednesday, 12 February 2014 - 21:09
Minimal AVRISP mkII setup (no development system needed)
meolsen wrote:Install Jungo run stk500.exe. If it's complicated with all the switches, make them a bat file. OK, I'm getting somewhere with this but I'm not there yet. First I...
Wednesday, 12 February 2014 - 20:45
TWI oddities on the AT90CAN128
The design guidelines look useful. I'll pass them on to the person doing the PCB layout, though he already has a fair bit of experience laying out AVR circuits. I'm using 22pF...
Tuesday, 4 March 2008 - 19:19
TWI oddities on the AT90CAN128
I think I may have spoken too soon. The new fuse settings definitely make the CPU a lot less flaky than it was, but the crystal still seems to be being driven at very low power....
Tuesday, 4 March 2008 - 14:56
AVR Errata - Unpublished, and other "Gotchas"
The AVR096 application note should not show the clock select fuses (CKSEL3..0) as being the same as the Mega128, as the functions of the bits have changed. In particular, anyone...
Monday, 3 March 2008 - 23:44
TWI oddities on the AT90CAN128
OK, I think I've got it working, but the solution is even more confusing than the original problem ... First I disabled the TWI hardware and wrote a software loop to control SCL...
Monday, 3 March 2008 - 19:37
Missing asynchronous timer interrupts
nz2et wrote:Which data sheets are you referring to (avrs/errata) ? I cant say I have seen this in the atmega128 sheet. It's in the Mega168 data sheet revision M (09/07). I can't...
Friday, 29 February 2008 - 00:52

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