Beginners do a clock when the microcontroller has been able to occupy more than half of the IO port MCU, all the recommendations after a novice friends to see this, not to mention the 8 reveals that the 16-bit, 32-bit display and do not occupy too many IO port oh




File list:
89c2051 ds18b20 74hc595 8LED
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...........................\89c2051_Uv2.Bak