Description: Basics: 51 MCU programming basic microcontroller external structure: 1. DIP40 dual in-line 2. P0, P1, P2, and P3, four 8-bit quasi-bidirectional I/O pins (as I/O input First output high). power supply VCC (PIN40) and ground GND (PIN20)
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51单片机C语言编程实例.doc
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