Being a test engineer I always cringe when I see a designer lock out the ability to upgrade the software, I know you are just programming the bootloader and the application gets downloaded. I can't tell you how many times engineers have come to me and ask me to fix their BRICK after they accidentally overwrote the bootloader. At least make some test points for either the ISP or JTAG pins then you can use a small pogo pin fixture to re-program the device if necessary, it takes less than 6 pins for ISP and 8 for JTAG. There are some small spring loaded connectors that also could be used, 6 test points at .05 spacing won't take up too much space. Just out of curiosity is this for space or security reasons? DyanÂ….
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Re: TQFP Programming Adapter
2007-11-27 by Dyan Fassett
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