STC15W408AS單片機(jī)驅(qū)動(dòng)74hc595源代碼

ID:319065 · 發(fā)表于 2018-6-14 20:39

單片機(jī)源程序如下:

#include "delay.h"
#include "key.h"
#include "hc595.h"
#include "intrins.h "
///////////////////////////引腳定義///////////////////////////////
sbit Hc595_Sck_P11 = P3^2; //輸入串行移位時(shí)鐘脈沖 sh_cp_595
sbit Hc595_Rck_P12 = P3^3; //輸出鎖存器控制脈沖 st_cp_595
//sbit Hc595_Oe_P13 = P1^5; //8 位并行輸出使能禁能（高阻態(tài)）
sbit Hc595_Ser_P14 = P3^4; //串行數(shù)據(jù)輸入線
unsigned char Hc595_Datas[6] = {0x00U}; //存放6個(gè)數(shù)碼管顯示的數(shù)據(jù)
unsigned long Hc595_Count = 0U;//顯示定時(shí)計(jì)數(shù)，
unsigned long Hc595_Time_Count = 0U;//定時(shí)器超時(shí)計(jì)數(shù)
unsigned long hc595_time_count_temp = 0U;//臨時(shí)存儲(chǔ)
unsigned long hc595_time_count_temp_1 = 0U;//臨時(shí)存儲(chǔ)
unsigned long hc595_time_count_temp_2 = 0U;//臨時(shí)存儲(chǔ)
unsigned char Hc595_Led_Code[]={
0x3FU, // 0
0x06U, // 1
0x5BU, // 2
0x4FU, // 3
0x66U, // 4
0x6DU, // 5
0x7DU, // 6
0x07U, // 7
0x7FU, // 8
0x6FU, // 9
0x77U, // A
0x7CU, // B
0x39U, // C
0x5EU, // D
0x79U, // E
0x71U, // F
0x00U //0x10:表示不顯示
};//共陽極數(shù)碼管
/////////////////////////////////////////////////外部調(diào)用函數(shù)/////////////////////////////////////////////
/***********************************************************************************************
//功能：單個(gè)數(shù)據(jù)往hc595發(fā)送，串行輸入數(shù)據(jù)（SER）移入寄存器
//輸入：unsigned char SendVal：要發(fā)送的數(shù)據(jù)
//輸出：無
//備注：無
//日期：2018.06.05
*************************************************************************************************/
void Hc595SendData(unsigned char SendVal)//往hc595發(fā)送數(shù)據(jù)，串行輸入數(shù)據(jù)（SER）移入寄存器
{
unsigned char i;
for(i = 0U; i < 8U; i++)
{
if((SendVal <<i ) & 0x80U)
{
Hc595_Ser_P14 = HC595_HIGH;
}
else
{
Hc595_Ser_P14 = HC595_LOW;
}
//由低電平跳為高電平，產(chǎn)生上升沿,串行輸入數(shù)據(jù)（SER）移入寄存器
Hc595_Sck_P11 = HC595_HIGH;
_nop_();
_nop_();
Hc595_Sck_P11 = HC595_LOW;
}
}
/***********************************************************************************************
//功能：數(shù)據(jù)顯示.RCK_595 產(chǎn)生上升沿，(輸出數(shù)據(jù)用于引腳)
//輸入：無
//輸出：無
//備注：無
//日期：2018.06.05
*************************************************************************************************/
void Hc595ShowData(void)//RCK_595 產(chǎn)生上升沿，(輸出數(shù)據(jù)用于引腳)
{
Hc595_Rck_P12 = HC595_LOW;
_nop_();
_nop_();
Hc595_Rck_P12 = HC595_HIGH;
_nop_();
_nop_();
Hc595_Rck_P12 = HC595_LOW;
_nop_();
_nop_();
}
/***********************************************************************************************
//功能：6個(gè)數(shù)據(jù)級(jí)聯(lián)顯示
//輸入：無
//輸出：無
//備注：無
//日期：2018.06.05
*************************************************************************************************/
void Hc595LedDisplayN(void)
{
unsigned char i;//,j;
unsigned char movebit[6];
//Hc595_Oe_P13 = HC595_LOW; //選中數(shù)碼管
for(i = 0U; i < 6U; i++)
{
movebit[i] = Hc595_Led_Code[Hc595_Datas[i]];
}
// P1 = 0U;
Delay(1U);
for(i = 0U; i< 6U; i++) //數(shù)據(jù)移位
{
if(i == 1U)//第二個(gè)字段小數(shù)點(diǎn)常亮處理
{
Hc595SendData(movebit[i] & 0x7FU );//共陽極低電平點(diǎn)亮對應(yīng)的二極管
}
else
{
Hc595SendData(movebit[i]);
}
/*test = movebit[i];
for(j = 0U;j < 8U; j++)
{
testb = (test & 0x80U);
test = (test << 1U);
if(testb)
{
Hc595_Ser_P14 = HC595_HIGH;
}
else
{
Hc595_Ser_P14 = HC595_LOW;
}
Hc595_Sck_P11 = HC595_HIGH;
_nop_();
_nop_();
_nop_();
Hc595_Sck_P11 = HC595_LOW;
} //數(shù)據(jù)移位*/
}
//顯示數(shù)據(jù),
Hc595ShowData();
/*Hc595_Rck_P12 = HC595_LOW;
_nop_();
_nop_();
_nop_();
Hc595_Rck_P12 = HC595_HIGH;
_nop_();
_nop_();
_nop_();
Hc595_Rck_P12 = HC595_LOW;
_nop_();
_nop_();
_nop_();*/
}
/***********************************************************************************************
//功能：定時(shí)器計(jì)數(shù)處理函數(shù),并將對應(yīng)的數(shù)據(jù)轉(zhuǎn)化為十進(jìn)制數(shù)處理
//輸入：無
//輸出：無
//備注：應(yīng)用于中斷中
//日期：2018.06.05
*************************************************************************************************/
void Hc595TimerCountHandle(void)
{
unsigned char hc595_key_status = 0U;//按鍵狀態(tài)
unsigned char hc595_key_count_modle = 0U;//檔位
unsigned char hc595_stop_display_flag = 0U;
hc595_key_count_modle = KeyCheckCount();//取按鍵設(shè)置的檔位顯示
hc595_key_status = KeyCheckStatus();//獲取按鍵狀態(tài)
switch(hc595_key_status)
{
case KeySwitchModeTimeOutInit://上電初始化狀態(tài)，可用于切換檔位
Hc595_Datas[0] = hc595_key_count_modle;//取按鍵設(shè)置的檔位顯示
Hc595_Datas[1] = 0x10U;//不顯示，全關(guān)處理
Hc595_Datas[2] = 0x10U;//不顯示，全關(guān)處理
Hc595_Datas[3] = 0x10U;//不顯示，全關(guān)處理
Hc595_Datas[4] = 0x10U;//不顯示，全關(guān)處理
Hc595_Datas[5] = 0x10U;//不顯示，全關(guān)處理
Hc595_Count = 0U;
break;
case KeyTimeCountInit://檔位設(shè)置完成后初始態(tài)，開啟計(jì)數(shù)
case KeyTimeCountStopClear://按鍵計(jì)時(shí)清零狀態(tài)
case KeyTimeCountOver://計(jì)時(shí)結(jié)束
case KeyTimeCountOverStop://超出后停止?fàn)顟B(tài)
case KeyTimeCountOverInit_1://超出后停止?fàn)顟B(tài)
case KeyTimeCountOverInit://超出后初始化狀態(tài)
Hc595_Count = 0U;
Hc595_Datas[0] = 0x00U;//全險(xiǎn)0
Hc595_Datas[1] = 0x00U;//全險(xiǎn)0
Hc595_Datas[2] = 0x00U;//全險(xiǎn)0
Hc595_Datas[3] = 0x00U;//全險(xiǎn)0
Hc595_Datas[4] = 0x00U;//全險(xiǎn)0
Hc595_Datas[5] = 0x00U;//全險(xiǎn)0
break;
case KeyTimeCountStart://開啟計(jì)數(shù)
//根據(jù)檔位處理時(shí)間
Hc595_Count ++;
hc595_time_count_temp_2 = Hc595_Count;
//顯示
if(hc595_key_count_modle == 5U)//第5檔只顯示時(shí)間
{
if(Hc595_Count >= 600000U)
{
Hc595_Count = 0U;
Key.Key_Status = KeyTimeCountOver;//計(jì)時(shí)結(jié)束
}
//分鐘
Hc595_Datas[0] = (Hc595_Count / 6000U) / 10U;
Hc595_Datas[1] = (Hc595_Count / 6000U) % 10U;
//秒
Hc595_Datas[2] = (Hc595_Count % 6000U) / 1000U;
Hc595_Datas[3] = (Hc595_Count % 1000U) / 100U;
//毫秒
Hc595_Datas[4] = (Hc595_Count % 100U)/10U;
Hc595_Datas[5] = (Hc595_Count % 10U)/1U;
}
else
{
hc595_time_count_temp = Hc595_Count;
if(hc595_key_count_modle == 0U)
{
hc595_time_count_temp = (Hc595_Count*5 + Hc595_Count%5);//400us
}
else if(hc595_key_count_modle == 1U)
{
hc595_time_count_temp = (Hc595_Count*4 + Hc595_Count%4);
}
else if(hc595_key_count_modle == 2U)
{
hc595_time_count_temp = (Hc595_Count*3 + Hc595_Count%3);
}
else if(hc595_key_count_modle == 3U)
{
hc595_time_count_temp = (Hc595_Count*2 + Hc595_Count%2);
}
else if(hc595_key_count_modle == 4U)
{
hc595_time_count_temp = (Hc595_Count + Hc595_Count);
}
//if((hc595_key_count_modle == 0U) || (hc595_key_count_modle == 1U) || (hc595_key_count_modle == 4U))
{
if(hc595_time_count_temp >= 10000U)
{
Hc595_Count = 0U;
hc595_time_count_temp = 0U;
Key.Key_Status = KeyTimeCountOver;//計(jì)時(shí)結(jié)束
}
Hc595_Datas[0] = (Hc595_Count % 10000U)/1000U;
Hc595_Datas[1] = (Hc595_Count % 1000U)/100U;
Hc595_Datas[2] = (hc595_time_count_temp % 100U)/10U;
Hc595_Datas[3] = (hc595_time_count_temp % 10U)/1U;
Hc595_Datas[4] = (hc595_time_count_temp % 100U)/10U;
Hc595_Datas[5] = (hc595_time_count_temp % 10U)/1U;
}
hc595_time_count_temp_1 = ((unsigned long)Hc595_Datas[0])*100000U + ((unsigned long)Hc595_Datas[1])*10000U + ((unsigned long)Hc595_Datas[2])*1000U + ((unsigned long)Hc595_Datas[3])*100U + ((unsigned long)Hc595_Datas[4])*10U + (unsigned long)Hc595_Datas[4];
}
break;
case KeyTimeCountStop://停止計(jì)數(shù)狀態(tài)
if(hc595_key_count_modle != 5U)
{
switch(hc595_key_count_modle)
{
case 0U:
if((hc595_time_count_temp_1 >= 99990U) && (hc595_time_count_temp_1 <= 100000U))
{
hc595_time_count_temp = 100000U;
hc595_stop_display_flag = 1U;
}
break;
case 1U:
if((hc595_time_count_temp_1 >= 99970U) && (hc595_time_count_temp_1 <= 100000U))
{
hc595_time_count_temp = 100000U;
hc595_stop_display_flag = 1U;
}
break;
case 2U:
if((hc595_time_count_temp_1 >= 99950U) && (hc595_time_count_temp_1 <= 100000U))
{
hc595_time_count_temp = 100000U;
hc595_stop_display_flag = 1U;
}
break;
case 3U:
if((hc595_time_count_temp_1 >= 99910U) && (hc595_time_count_temp_1 <= 100000U))
{
hc595_time_count_temp = 100000U;
hc595_stop_display_flag = 1U;
}
break;
case 4U:
if((hc595_time_count_temp_1 >= 98000U) && ((hc595_time_count_temp_1 <= 100000U)))
{
hc595_time_count_temp = 100000U;
hc595_stop_display_flag = 1U;
}
break;
default:
break;
}
if(hc595_stop_display_flag == 1U)
{
Hc595_Datas[0] = (hc595_time_count_temp % 1000000U)/100000U;
Hc595_Datas[1] = (hc595_time_count_temp % 100000U)/10000U;
Hc595_Datas[2] = (hc595_time_count_temp % 10000U)/1000U;
Hc595_Datas[3] = (hc595_time_count_temp % 1000U)/100U;
Hc595_Datas[4] = (hc595_time_count_temp % 100U)/10U;
Hc595_Datas[5] = (hc595_time_count_temp % 10U)/1U;
}
}
Hc595_Count = 0U;
break;
default:
break;
}
Hc595LedDisplayN();//數(shù)據(jù)顯示處理
}