Description: This five source code is what I have written about the ATmega128 MCU program. Their functions were external interrupts, 12864, ad Sampling and control external digital chips. Hope to help everyone, comments have been very clear. The programming software is CVAVR.
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ATmega128外部中断.c
ATmega128外部中断控制74138.c
ATmega128控制DA步进.c
ATmega128内部AD采样.c
ATmega128ad&da联调.c