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Main: STC89C54
code below
#include reg51.h
#define uchar unsigned char
//#define addr_x 0xae // write
//#define addr_d 0xaf // read
sbit sda = P2^1; //data pin
sbit scl = P2^0; //...[Details]
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This macro definition refers to the macro definition under the project's Options window--"C/C++"--"Preprocerssor Symbols". Here the macro definition allows the compiler to selectively compile certa...[Details]
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