msp430 三级菜单 菜单算法.doc

#include msp430x14x.h #include lcd12864.h #include jianpan.h #include fun.h #define uchar unsigned char #define uint unsigned int uchar func_index; uint i; void (*current_operation_index)(); /********************主函数******************************************/ void main() { P1DIR=0Xf0; P1OUT=0X00; WDTCTL = WDTPW + WDTHOLD; lcd12864_init(); init();//初始化LCD模块 delay2(1); while(1) { /*******************find index****************************/ if(P1IN==0X0E) { func_index=table[func_index].up; //向上翻 while((P1IN0x0f)!=0x0f);//松手检测 write_con(0x01);//清屏 } if(P1IN==0x0D) { func_index=table[func_index].down; //向下翻 while((P1IN0x0f)!=0x0f); write_con(0x01);//清屏 } if(P1IN==0x0B) { func_index=table[func_index].enter; //确认 while((P1IN0x0f)!=0x0f); write_con(0x01);//清屏 } current_operation_index=table[func_index].current_operation; (*current_operation_index)();//执行当前操作函数 } } #includemsp430f149.h #define uchar unsigned char #define uint unsigned int #define keyin (P1IN0X0F) uchar keyValue; /****************延时1ms******************/ void delay2(uchar time) { uint i,j; for(i=0;itime;i++) { for(j=0;j150;j++); } } #includemsp430f149.h /****************菜单结构体***************************/ typedef struct { uchar current; uchar up;//向上翻索引号 uchar down;//向下翻索引号 uchar enter;//确认索引号 void (*current_operation)(); } key_table; /**************菜单功能显示***********************************/ void fun1() { display_hz(1,0,【菜单1 】,12); display_hz(2,1,菜单2,3); display_hz(3,1,菜单3,3); display_hz(4,3,返回,2); } void fun2() { display_hz(1,1,菜单1,2); display_hz(2,0,【菜单2 】,2); display_hz(3,1,菜单3,2); display_hz(4,3,返回,2); } void fun3() { display_hz(1,1,菜单1,2); display_hz(