INT-PS2-1602.rar_PIC16f877a int_Pic16Int中断

#include <pic.h> //调用头文件，可以去PICC软件下去查找PIC16F87XA单片机的头文件 __CONFIG(XT&WDTDIS&LVPDIS); //定义配置字，晶振类型：XT，关闭开门狗，禁止低电压编程 #define RSPIN RB5 //Data or Instrument Select #define RWPIN RB4 //Write or Read #define EPIN RB3 //6800 mode Enable single #define Key_Data RB1 #define Key_CLK RB0 unsigned char IntNum; //中断次数计数 unsigned char KeyV; //键值 unsigned char Key_UP=0, Shift = 0;//Key_UP是键松开标识，Shift是Shift键按下标识 unsigned char keybuf; unsigned char disbuf;//84 bit bf; //标识是否有字符被收到 bit disbit; //0x66为backspace键 //0x5a为Enter键 const unsigned char UnShifted[59][2] = { 0x1C, 'a', 0x32, 'b', 0x21, 'c', 0x23, 'd', 0x24, 'e', 0x2B, 'f', 0x34, 'g', 0x33, 'h', 0x43, 'i', 0x3B, 'j', 0x42, 'k', 0x4B, 'l', 0x3A, 'm', 0x31, 'n', 0x44, 'o', 0x4D, 'p', 0x15, 'q', 0x2D, 'r', 0x1B, 's', 0x2C, 't', 0x3C, 'u', 0x2A, 'v', 0x1D, 'w', 0x22, 'x', 0x35, 'y', 0x1A, 'z', 0x45, '0', 0x16, '1', 0x1E, '2', 0x26, '3', 0x25, '4', 0x2E, '5', 0x36, '6', 0x3D, '7', 0x3E, '8', 0x46, '9', 0x0E, '`', 0x4E, '-', 0x55, '=', 0x5D, '\\', 0x29, ' ', 0x54, '[', 0x5B, ']', 0x4C, ';', 0x52, '\'', 0x41, ',', 0x49, '.', 0x4A, '/', 0x71, '.', 0x70, '0', 0x69, '1', 0x72, '2', 0x7A, '3', 0x6B, '4', 0x73, '5', 0x74, '6', 0x6C, '7', 0x75, '8', 0x7D, '9', }; const unsigned char Shifted[59][2] = { 0x1C, 'A', 0x32, 'B', 0x21, 'C', 0x23, 'D', 0x24, 'E', 0x2B, 'F', 0x34, 'G', 0x33, 'H', 0x43, 'I', 0x3B, 'J', 0x42, 'K', 0x4B, 'L', 0x3A, 'M', 0x31, 'N', 0x44, 'O', 0x4D, 'P', 0x15, 'Q', 0x2D, 'R', 0x1B, 'S', 0x2C, 'T', 0x3C, 'U', 0x2A, 'V', 0x1D, 'W', 0x22, 'X', 0x35, 'Y', 0x1A, 'Z', 0x45, '0', 0x16, '1', 0x1E, '2', 0x26, '3', 0x25, '4', 0x2E, '5', 0x36, '6', 0x3D, '7', 0x3E, '8', 0x46, '9', 0x0E, '~', 0x4E, '_', 0x55, '+', 0x5D, '|', 0x29, ' ', 0x54, '{', 0x5B, '}', 0x4C, ':', 0x52, '"', 0x41, '<', 0x49, '>', 0x4A, '?', 0x71, '.', 0x70, '0', 0x69, '1', 0x72, '2', 0x7A, '3', 0x6B, '4', 0x73, '5', 0x74, '6', 0x6C, '7', 0x75, '8', 0x7D, '9', }; //******************************************************************/ //6x8.h文件： /*----------------------------------------------- 6 x 8 font 1 pixel space at left and bottom index = ASCII - 32 -----------------------------------------------*/ const unsigned char font6x8[][6] = { { 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 },// sp { 0x00, 0x00, 0x00, 0x2f, 0x00, 0x00 },// ! { 0x00, 0x00, 0x07, 0x00, 0x07, 0x00 },// " { 0x00, 0x14, 0x7f, 0x14, 0x7f, 0x14 },// # { 0x00, 0x24, 0x2a, 0x7f, 0x2a, 0x12 },// $ { 0x00, 0x62, 0x64, 0x08, 0x13, 0x23 },// % 5 { 0x00, 0x36, 0x49, 0x55, 0x22, 0x50 },// & { 0x00, 0x00, 0x05, 0x03, 0x00, 0x00 },// ' { 0x00, 0x00, 0x1c, 0x22, 0x41, 0x00 },// ( { 0x00, 0x00, 0x41, 0x22, 0x1c, 0x00 },// ) { 0x00, 0x14, 0x08, 0x3E, 0x08, 0x14 },// * { 0x00, 0x08, 0x08, 0x3E, 0x08, 0x08 },// + { 0x00, 0x00, 0x00, 0xA0, 0x60, 0x00 },// , { 0x00, 0x08, 0x08, 0x08, 0x08, 0x08 },// - { 0x00, 0x00, 0x60, 0x60, 0x00, 0x00 },// . { 0x00, 0x20, 0x10, 0x08, 0x04, 0x02 },// / { 0x00, 0x3E, 0x51, 0x49, 0x45, 0x3E },// 0 16 { 0x00, 0x00, 0x42, 0x7F, 0x40, 0x00 },// 1 { 0x00, 0x42, 0x61, 0x51, 0x49, 0x46 },// 2 { 0x00, 0x21, 0x41, 0x45, 0x4B, 0x31 },// 3 { 0x00, 0x18, 0x14, 0x12, 0x7F, 0x10 },// 4 { 0x00, 0x27, 0x45, 0x45, 0x45, 0x39 },// 5 { 0x00, 0x3C, 0x4A, 0x49, 0x49, 0x30 },// 6 { 0x00, 0x01, 0x71, 0x09, 0x05, 0x03 },// 7 { 0x00, 0x36, 0x49, 0x49, 0x49, 0x36 },// 8 { 0x00, 0x06, 0x49, 0x49, 0x29, 0x1E },// 9 { 0x00, 0x00, 0x36, 0x36, 0x00, 0x00 },// : 26 { 0x00, 0x00, 0x56, 0x36, 0x00, 0x00 },// ; { 0x00, 0x08, 0x14, 0x22, 0x41, 0x00 },// < { 0x00, 0x14, 0x14, 0x14, 0x14, 0x14 },// = { 0x00, 0x00, 0x41, 0x22, 0x14, 0x08 },// > { 0x00, 0x02, 0x01, 0x51, 0x09, 0x06 },// ? { 0x00, 0x32, 0x49, 0x59, 0x51, 0x3E },// @ { 0x00, 0x7C, 0x12, 0x11, 0x12, 0x7C },// A 33 { 0x00, 0x7F, 0x49, 0x49, 0x49, 0x36 },// B { 0x00, 0x3E, 0x41, 0x41, 0x41, 0x22 },// C { 0x00, 0x7F, 0x41, 0x41, 0x22, 0x1C },// D { 0x00, 0x7F, 0x49, 0x49, 0x49, 0x41 },// E { 0x00, 0x7F, 0x09, 0x09, 0x09, 0x01 },// F { 0x00, 0x3E, 0x41, 0x49, 0x49, 0x7A },// G { 0x00, 0x7F, 0x08, 0x08, 0x08, 0x7F },// H { 0x00, 0x00, 0x41, 0x7F, 0x41, 0x00 },// I { 0x00, 0x20, 0x40, 0x41, 0x3F, 0x01 },// J { 0x00, 0x7F, 0x08, 0x14, 0x22, 0x41 },// K { 0x00, 0x7F, 0x40, 0x40, 0x40, 0x40 },// L { 0x00, 0x7F, 0x02, 0x0C, 0x02, 0x7F },// M { 0x00, 0x7F, 0x04, 0x08, 0x10, 0x7F },// N { 0x00, 0x3E, 0x41, 0x41, 0x41, 0x3E },// O { 0x00, 0x7F, 0x09, 0x09, 0x09, 0x06 },// P { 0x00, 0x3E, 0x41, 0x51, 0x21, 0x5E },// Q { 0x00, 0x7F, 0x09, 0x19, 0x29, 0x46 },// R { 0x00, 0x46, 0x49, 0x49, 0x49, 0x31 },// S { 0x00, 0x01, 0x01, 0x7F, 0x01, 0x01 },// T { 0x00, 0x3F, 0x40, 0x40, 0x40, 0x3F },// U { 0x00, 0x1F, 0x20, 0x40, 0x20, 0x1F },// V { 0x00, 0x3F, 0x40, 0x38, 0x40, 0x3F },// W { 0x00, 0x63, 0x14, 0x08, 0x14, 0x63 },// X { 0x00, 0x07, 0x08, 0x70, 0x08, 0x07 },// Y { 0x00, 0x61, 0x51, 0x49, 0x45, 0x43 },// Z { 0x00, 0x00, 0x7F, 0x41, 0x41, 0x00 },// [ 59 { 0x00, 0x02, 0x04, 0x08, 0x10, 0x20 },// '\' { 0x00, 0x00, 0x41, 0x41, 0x7F, 0x00 },// ] { 0x00, 0x04, 0x02, 0x01, 0x02, 0x04 },// ^ { 0x00, 0x40, 0x40, 0x40, 0x40, 0x40 },// _ { 0x00, 0x00, 0x01, 0x02, 0x04, 0x00 },// ' { 0x00, 0x20, 0x54, 0x54, 0x54, 0x78 },// a 65 { 0x00, 0x7F, 0x48, 0x44, 0x44, 0x38 },// b { 0x00, 0x38, 0x44, 0x44, 0x44, 0x20 },// c { 0x00, 0x38, 0x44, 0x44, 0x48, 0x7F },// d { 0x00, 0x38, 0x54, 0x54, 0x54, 0x18 },// e { 0x00, 0x08, 0x7E, 0x09, 0x01, 0x02 },// f { 0x00, 0x18, 0xA4, 0xA4, 0xA4, 0x7C },// g { 0x00, 0x7F, 0x08, 0x04, 0x04, 0x78 },// h { 0x00, 0x00, 0x44, 0x7D, 0x40, 0x00 },// i { 0x00, 0x40, 0x80, 0x84, 0x7D, 0x00 },// j { 0x00, 0x7F, 0x10, 0x28, 0x44, 0x00 },// k { 0x00, 0x00, 0x41, 0x7F, 0x40, 0x00 },// l { 0x00, 0x7C, 0x04, 0x18, 0x04, 0x78 },// m { 0x00, 0x7C, 0x08, 0x04, 0x04, 0x78 },// n { 0x00, 0x38, 0x44, 0x44, 0x44, 0x38 },// o { 0x00, 0xFC, 0x24, 0x24, 0x24, 0x18 },// p { 0x00, 0x18, 0x24, 0x24, 0x18, 0xFC },// q { 0x00, 0x7C, 0x08, 0x04, 0x04, 0x08 },// r { 0x00, 0x48, 0x54, 0x54, 0x54, 0x20 },// s { 0x00, 0x04, 0x3F, 0x44, 0x40, 0x20 },// t { 0x00, 0x3C, 0x40, 0x40, 0x20, 0x7C },// u { 0x00, 0x1C, 0x20, 0x40, 0x20, 0x1C },// v { 0x00, 0x3C, 0x40, 0x30, 0x40, 0x3C },// w { 0x00, 0x44, 0x28, 0x10, 0x28, 0x44 },// x { 0x00, 0x1C, 0xA0, 0xA0, 0xA0, 0x7C },// y { 0x00, 0x44, 0x64, 0x54, 0x4C, 0x44 },// z 90 { 0x00, 0x00, 0x00, 0xff, 0x00, 0x00 },// | 91 { 0x14, 0x14, 0x14, 0x14, 0x14, 0x14 }// horiz lines }; //--------------------------------------- //名称: 延时函数 //----------------------------------------- void delay(unsigned int t) { unsigned int i,j; for(i=0;i<t;i++) { for(j=0;j<10;j++); } } //--------------------------------------- //名称: 1602忙检测函数 //----------------------------------------- void lcd_wait_busy(void) { TRISD7=1; //为读状态做准备，把RD7设为输入 RSPIN=0; //选择指令寄存器 RWPIN=1; //选择读 EPIN=1; //使能线电平变化 while(RD7==1); //读忙状态，不忙时退出 EPIN=0; //恢复使能线电平 TRISD7=0; //把RD7设置为输出 } //--------------------------------------- //名称: 1602写命令函数 //----------------------------------------- void lcd_write_com(unsigned char combuf) { RSPIN=0; //选择指令寄存器 RWPIN=0; //选择写 PORTD=combuf; //把命令字送入RD EPIN=1; //使能线电平变化，命令送入1602的8位数据口 asm("NOP"); //来一个空操作，以延时片刻 EPIN=0; //恢复使能线电平 } //--------------------------------------- //名称: 1602写命令函数（带忙检测） //----------------------------------------- void lcd_write_com_busy(unsigned char combuf) { lcd_wait_busy(); //调用忙检测函数 lcd_write_com(comb