i recently bootloaded an ATMEGA168A-PU and an ATMEGA8L-8PU using westfw's optiloader what is the difference between A-PU and P-PU?????? also what is the meaning of 8PU????i read somewhere that it meant that the max frequency is 8Mhz i programmed the bootloader on the empty chips using my Arduino …

bootloading ATMEGA168A-PU using OptiLoader

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