83 lines
1.8 KiB
C
83 lines
1.8 KiB
C
|
#include "main.h"
|
|||
|
|
/* LED<45><44>ʾ */
|
|||
|
|
uchar ucLed[8] = {0, 0, 0, 0, 0, 0, 0, 0};
|
|||
|
|
|
|||
|
|
/* <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʾ */
|
|||
|
|
uchar Seg_Slow_Down; // <20><><EFBFBD><EFBFBD><EFBFBD>ܼ<EFBFBD><DCBC><EFBFBD>
|
|||
|
|
uchar Seg_Buf[8] = {5, 10, 10, 10, 10, 10, 10, 10}; // <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʾ<EFBFBD><CABE>ֵ
|
|||
|
|
uchar Seg_Pos; // <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ָʾ
|
|||
|
|
uchar Seg_Point[8] = {0, 0, 0, 0, 0, 0, 0, 0}; // ijλ<C4B3>Ƿ<EFBFBD><C7B7><EFBFBD>ʾС<CABE><D0A1><EFBFBD><EFBFBD>
|
|||
|
|
|
|||
|
|
/* <20><><EFBFBD>̷<EFBFBD><CCB7><EFBFBD> */
|
|||
|
|
uchar Key_Slow_Down;
|
|||
|
|
/* <20><><EFBFBD><EFBFBD> */
|
|||
|
|
uchar dis;
|
|||
|
|
/* <20><><EFBFBD>̴<EFBFBD><CCB4><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> */
|
|||
|
|
void Key_Proc()
|
|||
|
|
{
|
|||
|
|
static uchar Key_Val, Key_Down, Key_Up, Key_Old;
|
|||
|
|
if (Key_Slow_Down)
|
|||
|
|
return;
|
|||
|
|
Key_Slow_Down = 1;
|
|||
|
|
|
|||
|
|
Key_Val = Key_Read();
|
|||
|
|
Key_Down = Key_Val & (Key_Old ^ Key_Val);
|
|||
|
|
Key_Up = ~Key_Val & (Key_Old ^ Key_Val);
|
|||
|
|
Key_Old = Key_Val;
|
|||
|
|
}
|
|||
|
|
/* <20><><EFBFBD><EFBFBD><EFBFBD>ܴ<EFBFBD><DCB4><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> */
|
|||
|
|
void Seg_Proc()
|
|||
|
|
{
|
|||
|
|
if (Seg_Slow_Down)
|
|||
|
|
return;
|
|||
|
|
Seg_Slow_Down = 1;
|
|||
|
|
dis = Ut_Wave_Data();
|
|||
|
|
Seg_Buf[0] = dis / 1000 % 10;
|
|||
|
|
Seg_Buf[1] = dis / 100 % 10;
|
|||
|
|
Seg_Buf[2] = dis / 10 % 10;
|
|||
|
|
Seg_Buf[3] = dis % 10;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
/* LED<45><44><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> */
|
|||
|
|
void Led_Proc()
|
|||
|
|
{
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
/* <20><>ʱ<EFBFBD><CAB1>0<EFBFBD>жϳ<D0B6>ʼ<EFBFBD><CABC> */
|
|||
|
|
void Timer0_Init(void) // 1<><31><EFBFBD><EFBFBD>@12.000MHz
|
|||
|
|
{
|
|||
|
|
AUXR &= 0x7F; // <20><>ʱ<EFBFBD><CAB1>ʱ<EFBFBD><CAB1>12Tģʽ
|
|||
|
|
TMOD &= 0xF0; // <20><><EFBFBD>ö<EFBFBD>ʱ<EFBFBD><CAB1>ģʽ
|
|||
|
|
TL0 = 0x18; // <20><><EFBFBD>ö<EFBFBD>ʱ<EFBFBD><CAB1>ʼֵ
|
|||
|
|
TH0 = 0xFC; // <20><><EFBFBD>ö<EFBFBD>ʱ<EFBFBD><CAB1>ʼֵ
|
|||
|
|
TF0 = 0; // <20><><EFBFBD><EFBFBD>TF0<46><30>־
|
|||
|
|
TR0 = 1; // <20><>ʱ<EFBFBD><CAB1>0<EFBFBD><30>ʼ<EFBFBD><CABC>ʱ
|
|||
|
|
ET0 = 1;
|
|||
|
|
EA = 1;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
/* <20><>ʱ<EFBFBD><CAB1>0<EFBFBD>жϺ<D0B6><CFBA><EFBFBD> */
|
|||
|
|
void Timer0_ISR(void) interrupt 1
|
|||
|
|
{
|
|||
|
|
if (++Key_Slow_Down == 10)
|
|||
|
|
Key_Slow_Down = 0;
|
|||
|
|
if (++Seg_Slow_Down == 500)
|
|||
|
|
Seg_Slow_Down = 0;
|
|||
|
|
|
|||
|
|
if (++Seg_Pos == 8)
|
|||
|
|
Seg_Pos = 0;
|
|||
|
|
Seg_Disp(Seg_Pos, Seg_Buf[Seg_Pos], Seg_Point[Seg_Pos]);
|
|||
|
|
Led_Disp(Seg_Pos, ucLed[Seg_Pos]);
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
void main()
|
|||
|
|
{
|
|||
|
|
System_Init();
|
|||
|
|
Timer0_Init();
|
|||
|
|
while (1)
|
|||
|
|
{
|
|||
|
|
Key_Proc();
|
|||
|
|
Seg_Proc();
|
|||
|
|
Led_Proc();
|
|||
|
|
}
|
|||
|
|
}
|