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Discussion Title Created date
Assmber code in C project
Hello All,   I would like to include a function written in assembler into my AVR Studio C project (yes it really does need to be in assembler, honestly, let's not debate this...
Friday, 10 August 2018 - 15:01
Digital Oscilloscope recommendations
Hello All, I was wondering if you could recommend your favourite DSO, or at least tell me which ones to avoid ? I have been given a "decent" budget to buy some test equipment to...
Thursday, 31 July 2014 - 10:16
cheap and small programming header
Hello All, I am looking for a cheap way to connect an ISP to a PCB. The project is making a LOAD of PCBs and we want to save the cost of a connector and the real estate of 0.1"...
Thursday, 14 October 2010 - 13:03
SMB bus emulator
Hello All, an actual work related question this time, well it had to happen at some stage. Has anyone written a SMB bus emulator ? Ideally for the TINY but any uProc would...
Wednesday, 22 September 2010 - 13:16
Relative position in a field
Over the Hol weekend I was talking through the night with a friend and the conversation drifted onto the strange lumps in his field. Inspired by watching Time Team, (or the...
Tuesday, 31 August 2010 - 16:45
Free Tiny24 PCBs
Hello All, would anyone like some free (unpopulated) PCBs. They are useful to mount a Tiny 24, programming header, a couple of switches, I/O pins, battery/power. They are about...
Wednesday, 25 August 2010 - 14:30
USB FLASH drive interface
I was just wondering if anyone had interfaced a USB FLASH drive onto a uProc ? It doesn't need to be fast, and it would be ideal if you could get away without any additional ICs,...
Thursday, 5 August 2010 - 12:48
Freelance Engineering / product pricing
How do people here price a project ? Obviously one answer would be the most that a company is prepared to pay for it, however, if you are trying to sell a kit to multiple...
Tuesday, 3 August 2010 - 10:30
Measuring High voltage
Hello, how would you go about measuring the voltage on a VanDerGaff generator ? Let's say the voltage is 50KV, so then dividing it by x20K using a pot divider would give you 2v5...
Friday, 3 April 2009 - 12:32
vectored jump table
Hello All, what's the easiest way to do a vectored jump (in asm) ? I'm used to doing it like this for the PIC: movfw variable ; read offset addwf PC, F ; add it...
Friday, 27 February 2009 - 08:55
Jumps in inline code
Hi, I am using a bit of line code: asm("breq PC+0x01\n"); but I get an undefined reference to the program counter. How do I get it to skip the next instruction ?
Wednesday, 25 February 2009 - 17:24
Using register in C
Hello All, I'm usung GCC and writing in C. I am trying to dedicate some of the registers as specific variables to save time swapping in and out of RAM. Instead of: volatile...
Wednesday, 25 February 2009 - 13:31

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