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programming mega1280 using dragon & jtag?
Sorry about asking this again, but I'm still stumped on how to program my mega1280 using a dragon and a jtag cable. Just takes 4 jtag wires and juice and ground, right? The avr...
Monday, 22 October 2007 - 17:44
programming mega1280 using studio4->dragon->jtag?
I have a new bd with a mega1280 and jtag connector. I bought a dragon. I hooked JTAG cable from dragon to bd. Cant read fuses. Bummer. I've (obviously) checked jtag lines... I...
Saturday, 20 October 2007 - 00:58
100 mbit ethernet with diff connector than RJ45?
I am building a box that goes in a sim... looks just like the real box... same circular mil spec connector in the back... they want the ethernet to go in and out thru this rear...
Monday, 15 October 2007 - 18:29
What programmer to use for mega1280?
Imagine my surprise when my jtagice didnt detect my new mega1280 board. I imagine I should use a jtagice mkii for this avr? Will a dragon work? Is there a program size limitation...
Monday, 15 October 2007 - 18:10
XPORT advice?
I got an xport on Fri and have it here at home... I have it hooked to 3.3V ps and a 10mbit hub, my pc has a 10mbit eth card, the leds are on. The lantronix device installer doesnt...
Monday, 8 October 2007 - 00:56
Lantronix Xport serial voltage level?
I've got one of these things on order. Plan to hook it up to a mega1280 with a bunch of displays on the spi and a bunch of encoders running on the pinchange interrupts (see? its...
Wednesday, 3 October 2007 - 13:35
Can app spill into NRWW section without hosing bootloader?
I have a mega16 app that ends at 0x1ebe... just before the boot start at 0x1f00... the imagecraft code compressor 'created procedures' are at the end of the app, and darn.....
Friday, 21 September 2007 - 22:11
interrupt syntax for different c compilers
I'll start out with an imagrcraft example for a usart rx interrupt... someone kindly quote this and add a gcc exmple and a CV example? I think a side by side comparison will show...
Tuesday, 18 September 2007 - 16:54
synchronous ac motor?
Another 'is it avr or is it electronics?' question... I have a globe b-2700 synchronous motor. I have 3 cute little 6v to 115v transformers, and I have a uln2003 chip hooked to my...
Sunday, 9 September 2007 - 20:56
single step thru rom?
Back in the day I had a way to single step thru the rom on the 6800s... it took 12 cycles to do an rti, so I'd load the timer up with a 13 just before I did the reti in the...
Monday, 3 September 2007 - 18:50
Filling my I2C eeprom with words?
I recorded a bunch of words and edited them into separate 8 bit 8khz .pcm files. I have an AVR program to play them, and there is a W item to write the I2C eeprom, where the pc is...
Saturday, 25 August 2007 - 13:27
Smallest bootloader?
I have 128 words free in my mega16 (256 bytes). Is there a bootloader that will fit? I know BLIPS and Megaload will fit in 256 words... Not matter what I try, I can't squeeze it...
Monday, 20 August 2007 - 20:36

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