51单片机程序(modbus通信).docxVIP

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modbus通信

LCD.c

#includereg51.h

#includeLCD.h

unsignedcharcodenumber_X[]=

{//宽x高=8x16,纵向字节倒序

0x00,0xE0,0x10,0x08,0x08,0x10,0xE0,0x00,//0

0x00,0x0F,0x10,0x20,0x20,0x10,0x0F,0x00,

0x00,0x10,0x10,0xF8,0x00,0x00,0x00,0x00,//1

0x00,0x20,0x20,0x3F,0x20,0x20,0x00,0x00,

0x00,0x70,0x08,0x08,0x08,0x88,0x70,0x00,//2

0x00,0x30,0x28,0x24,0x22,0x21,0x30,0x00,

0x00,0x30,0x08,0x88,0x88,0x48,0x30,0x00,//3

0x00,0x18,0x20,0x20,0x20,0x11,0x0E,0x00,

0x00,0x00,0xC0,0x20,0x10,0xF8,0x00,0x00,//4

0x00,0x07,0x04,0x24,0x24,0x3F,0x24,0x00,

0x00,0xF8,0x08,0x88,0x88,0x08,0x08,0x00,//5

0x00,0x19,0x21,0x20,0x20,0x11,0x0E,0x00,

0x00,0xE0,0x10,0x88,0x88,0x18,0x00,0x00,//6

0x00,0x0F,0x11,0x20,0x20,0x11,0x0E,0x00,

0x00,0x38,0x08,0x08,0xC8,0x38,0x08,0x00,//7

0x00,0x00,0x00,0x3F,0x00,0x00,0x00,0x00,

0x00,0x70,0x88,0x08,0x08,0x88,0x70,0x00,//8

0x00,0x1C,0x22,0x21,0x21,0x22,0x1C,0x00,

0x00,0xE0,0x10,0x08,0x08,0x10,0xE0,0x00,//9

0x00,0x00,0x31,0x22,0x22,0x11,0x0F,0x00,

0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,//.

0x00,0x00,0x00,0x00,0x00,0x60,0x60,0x00,

0x00,0x80,0x80,0x80,0x80,0x80,0x80,0x00,//-

0x00,0x01,0x01,0x01,0x01,0x01,0x01,0x00,

0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,//nop

0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,

0x00,0x00,0x00,0xC0,0xC0,0x00,0x00,0x00,//:

0x00,0x00,0x00,0x30,0x30,0x00,0x00,0x00

};

voidLCD_WriteCommandE1(unsignedcharcom)

{

while(CRADD10x80);

CWADD1=com;

}

voidLCD_WriteDataE1(unsignedchardat)

{

while(CRADD10x80);

DWADD1=dat;

}

voidLCD_WriteCommandE2(unsignedcharcom)

{

while(CRADD20x80);

CWADD2=com;

}

voidLCD_WriteDataE2(unsignedchardat)

{

while(CRADD20x80);

DWADD2=dat;

}

voidLCD_Init()

{

LCD_WriteCommandE1(0xe2);

LCD_WriteCommandE2(0xe2);

LCD_WriteCommandE1(0xa4);

LCD_WriteCommandE2(0xa4);

LCD_WriteCommandE1(0xa9);

LCD_WriteCommandE2(0xa9);

LCD_WriteCommandE1(0xa0);

LCD_WriteCommandE2(0xa0);

LCD_WriteCommandE1(0xc0);

LCD_WriteCommandE2(0xc0);

LCD_WriteCommandE1(0xaf);

LCD_WriteCommandE2(0xaf);

}

voidLCD_Clear(void)

{

unsignedchari

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