处理机制(把20ms分成很多段)用标志位去检测程序往哪里.doc

/key.c/* FILE: key.c* Description: key process* * Copyright (c) 20032007 by WANG SHAOWEI. All Rights Reserved.* * History:* VersionName DateDescription 1.0Wang Shaowei2003/07/16Initial Version (MCU System) 2.0Wang Shaowei2005/06/01MS2 3.0Wang Shaowei2007/03/11MS3 */#include stm32f10x_lib.h#include stm32f10x_type.h #include common.h#includekey.h/*routine.cRoutineCounter*(Short_keycounter*RoutineCounter*20ms),s*/#define Short_keycounter 2 /*/#define F_PLLU 162.4*1000000.0 /,HZ u8 kk; U8 keycan;/*=*/ U8 m=0 ; U8 a10=0; /ma10 U32 temp1=0; U32 temp2=0; /temp1temp2 U32 key_counter=0; / U8 t110=0;/tempcalculate/*=*/*/long int F_OUT;long int change_fr; U8 t210=0;/freq_word()/*/*=*/*routine.cswitch(RoutineCounter)case-routine_flag*/ vu8 routine_flag_4=0 ; /case:4/*=*/void key_check(void) U8 linekeyNo; /,U8keycan; U8 checkkeyline(); U8 checkkeyrow(); / static U8 KeySave = 0;linekeyNo=checkkeyline(); if (linekeyNo!=0xff) keycan=checkkeyrow(); msg_send_msg(MSG_KEY, keycan); /MSG_SEND_MSG(MSG_KEY, keycan); /KeySave = KeyRead; /* Function Name : u8 checkkey* Description : check is the key has been push * Input : None* Output : None* Return : oxff(no key was push) or 0x00(No.1 line) 0x01(No.2 line) 0x02(No.3 line) 0x03(No.4 line)*/ u8 checkkeyline() GPIOA-ODR=0xfffffff0; if(GPIO_ReadInputDataBit(GPIOC, GPIO_Pin_4)=0x00)return(0x00);else if(GPIO_ReadInputDataBit(GPIOC, GPIO_Pin_5)=0x00)return(0x01);else if(GPIO_ReadInputDataBit(GPIOC, GPIO_Pin_6)=0x00)return(0x02);else if(GPIO_ReadInputDataBit(GPIOC, GPIO_Pin_7)=0x00)return(0x03);else return(0xff); /* Function Name : u8 checkkey* Description : check is the key has been push * Input : None* Output : None* Return : oxff(no key was push) or 0x00(No.1 line) 0x01(No.2 line) 0x02(No.3 line) 0x03(No.4 line)*/u8 checkkeyrow() u8 linenummber; linenummber=checkkeyline(); GPIOA-ODR=0xfffffffE; if(GPIO_ReadInputDataBit(GPIOC, GPIO_Pin_4)=0x00)kk=(0x00+linenummber); if(GPIO_ReadInputDataBit(GPIOC, GPIO_Pin_5)=0x00)kk=(0x00+linenummber); if(GPIO_ReadInputDataBit(GPIOC, GPIO_Pin_6)=0x00)kk=(0x00+linenummber); if(GPIO_ReadInputDataBit(GPIOC, GPIO_Pin_7)=0x00)kk=(0x00+linenummber); GPIOA-ODR=0xfffffffD; if(GPIO_ReadInputDataBit(GPIOC, GPIO_Pin_4)=0x00)kk=(0x04+linenummber); if(GPIO_ReadInputDataBit(GPIOC, GPIO_Pin_5)=0x00)kk=(0x04+linenummber); if(GPIO_ReadInputDataBit(GPIOC, GPIO_Pin_6)=0x00)kk=(0x04+linenummber); if(GPIO_ReadInputDataBit(GPIOC, GPIO_Pin_7)=0x00)kk=(0x04+linenummber);GPIOA-ODR=0xfffffffB; if(GPIO_ReadInputDataBit(GPIOC, GPIO_Pin_4)=0x00)kk=(0x08+linenummber); if(GPIO_ReadInputDataBit(GPIOC, GPIO_Pin_5)=0x00)kk=(0x08+linenummber); if(GPIO_ReadInputDataBit(GPIOC, GPIO_Pin_6)=0x00)kk=(0x08+linenummber); if(GPIO_ReadInputDataBit(GPIOC, GPIO_Pin_7)=0x00)kk=(0x08+linenummber);GPIOA-ODR=0xfffffff7; if(GPIO_ReadInputDataBit(GPIOC, GPIO_Pin_4)=0x00)kk=(0x0C+linenummber); if(GPIO_ReadInputDataBit(GPIOC, GPIO_Pin_5)=0x00)kk=(0x0C+linenummber); if(GPIO_ReadInputDataBit(GPIOC, GPIO_Pin_6)=0x00)kk=(0x0C+linenummber); if(GPIO_ReadInputDataBit(GPIOC, GPIO_Pin_7)=0x00)kk=(0x0C+linenummber);return (kk); void reset_temp(void) / U8 i=0,j=0,k=0; m=0; for(i=0;i10;i+) ai=0; /a10=0;for temp1=0; temp2=0; key_counter=0; for(j=0;j10;j+) /temp1t110 t1j=0; / t110=0; for(k=0;k(double)s1+0.5) change_fr=s1+1; else change_fr=s1;/change_frs void mmi_process(U8 key) switch(keycan) case(0x00): /0 key_counter=key_counter+1; /showzifustr(m*8,0,0,0,255); /showzifu(m*8,0,am,0x03,255); if(key_counter=Short_keycounter) am=0;/am=0showzifuam=0000ASCII0ASCII48showzifu(m*8,0,am,0x03,255); m=m+1; key_counter=0; /showzifustr(m*8,0,0,0,255); break; case(0x01):/1 key_counter=key_counter+1;/showzifustr(m*8,0,1,0,255); if(key_counter=Short_keycounter) am=1;showzifu(m*8,0,am,0x03,255); m=m+1; key_counter=0; break;case(0x02):/2 key_counter=key_counter+1;/showzifustr(m*8,0,2,0,255); if(key_counter=Short_keycounter)am=2;showzifu(m*8,0,am,0x03,255); m=m+1; key_counter=0; break;case(0x03):/3 key_counter=key_counter+1;/showzifustr(m*8,0,3,0,255); if(key_counter=Short_keycounter) am=3;showzifu(m*8,0,am,0x03,255); m=m+1; key_counter=0; break;case(0x04):/4 key_counter=key_counter+1;/showzifustr(m*8,0,4,0,255); if(key_counter=Short_keycounter)am=4;showzifu(m*8,0,am,0x03,255); m=m+1; key_counter=0; break; case(0x05):/5 key_counter=key_counter+1;/showzifustr(m*8,0,5,0,255); if(key_counter=Short_keycounter)am=5;showzifu(m*8,0,am,0x03,255); m=m+1; key_counter=0; break;case(0x06):/6 key_counter=key_counter+1;/showzifustr(m*8,0,6,0,255); if(key_counter=Short_keycounter)am=6;showzifu(m*8,0,am,0x03,255); m=m+1; key_counter=0; break;case(0x07):/7 key_counter=key_counter+1;/showzifustr(m*8,0,6,0,255); if(key_counter=Short_keycounter)am=7;showzifu(m*8,0,am,0x03,255); m=m+1; key_counter=0; break;case(0x08):/8 key_counter=key_counter+1;/showzifustr(m*8,0,6,0,255); if(key_counter=Short_keycounter)am=8;showzifu(m*8,0,am,0x03,255); m=m+1; key_counter=0; break; case(0x09):/9 key_counter=key_counter+1;/showzifustr(m*8,0,6,0,255); if(key_counter=Short_keycounter)am=9;showzifu(m*8,0,am,0x03,255); m=m+1; key_counter=0; break;case(0x0A): /HZ calculate_temp1(); sprintf(t1,%-d,temp1); showzifustr(0,12,t1,0x03,255); showzifustr(80,12,HZ ,0x03,255); /GPIO F_OUT= temp1; freq_word (F_OUT); sprintf(t2,%-d,change_fr); showzifustr(0,24,Fword:,0x03,255); showzifustr(40,24,t2,0x03,255); break; case(0x0B):/KHZ calculate_temp1(); sprintf(t1,%-d,temp1); showzifustr(0,12,t1,0x03,255); showzifustr(80,12,KHZ,0x03,255); temp1=temp1*1000; /GPIO F_OUT= temp1; freq_word (F_OUT);sprintf(t2,%-d,change_fr);showzifustr(0,24,Fword:,0x03,255); showzifustr(40,24,t2,0x03,255); break;/break/case(0x0C):/Decimal-.case(0x0C):key_counter=key_counter+1;/showzifustr(m*8,0,6,0,255); if(key_counter=Short_keycounter)routine_flag_4=+routine_flag_4;showzifu(90,0,routine_flag_4+48,0x03,255);if(routine_flag_4=3) routine_flag_4=0; key_counter=0; break;/case(0x0D):/100HZ10KHZ100HZ /case(0x0E):/Backspacecase(0x0F):/ LCD_Clear(255,0);/LCD_Clear(255,0) reset_temp(); break;/default: /default:GPIOF-ODR=0x00000000; /rountine.c/* FILE: routine.c* Description: * * Copyright (c) 20032007 by WANG SHAOWEI. All Rights Reserved.* * History:* VersionName DateDescription 1.0Wang Shaowei2003/07/16Initial Version (MCU System) 2.0Wang Shaowei2005/06/01MS2 3.0Wang Shaowei2007/03/11MS3 */#include common.h/U8 KeyStore;U8 count_time=0;/*=* Function: routine_process* Description: routine program* Input Para: void* Output Para: void* Return Value: void=*/void routine_process(void)static U8 RoutineCounter = 0; /static U8 RTCCounter = 0;if(+RoutineCounter = 5)RoutineCounter = 0; switch(RoutineCounter)case 0:key_check();/led_control(KeyStore);/if(+RTCCounter = 40)/RTCCounter = 0;/rtc_soft_routine(); /*/ break;case 1:/showzifustr(0,36,Fword:,0x03,255);/LedDisplay_control(FALSE, 1, uty_hex2bcd(tTCMember.second) & 0x0F);break;case 2:/LedDisplay_control(FALSE, 2, uty_hex2bcd(tTCMember.second) 4);break;case 3:/LedDisplay_control(TRUE, 3, uty_hex2bcd(tTCMember.minute) & 0x0F);break;case 4:/*RoutineCounter4*,case 0key_check();*/ if(routine_flag_4=0)/oh yeah! showzifu(90,0,routine_flag_4+48,0x03,255); showzifustr(0,42, ,0x03,255); showzifustr(0,54,do