From: Erich W. <ew....@na...> - 2010-03-03 20:16:59
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Correcting myself: Erich Waelde wrote: > Hello Mike, > > Mike Beach wrote: >> ... The on-chip UART cannot be functional on a virgin chip (and in any >> case RS232 levels would, of course, need at least level conversion). >> The only methods I am aware of are "parallel programming" (simple in >> concept but requires the manipulation of most AVR pins) or "serial >> programming" (alias "In System Programming"), using a 6-pin SPI >> interface, perhaps with the addition of a clock. The four SPI signal >> pins (MOSI, MISO, RESET and SCLK) could in principle be driven from a >> parallel port, as in the SP12 project - perhaps the answer. > > In-Serial-Programming is the answer, -----^^^^^ SYSTEM! Unbelievable. > and I'm using the sp12 Programmer, too! :-) > > Cheers, > Erich |