89C52單片機+TM1640+DHT11溫濕度計源程序

ID:264021 · 發表于 2017-12-19 23:45

單片機源程序如下:

#include <reg52.h>
#include <intrins.h>
#include "DHT11.H"
#define uchar unsigned char
#define uint unsigned int
#define SET_DATA_ORDER 0x40
sbit SCLK = P0^3;
sbit DIN = P0^2;
sbit LED = P2^1;
sbit LED1 = P2^2;
sbit LED2 = P2^3;
sbit LED3 = P2^4;
uchar code display_buffer[19] = {0xFC,0x30,0x6D,0x75,0xB1,0xD5,0xDD,0xF0,0xFD,0xF5,
0xF9,0x9D,0xCC,0x0D,0x3D,0xCD,0xC9,0x01,0x00};
uchar code SET_DISPLAY[] = {0x80,0x88,0x89,0x8A,0x8B,0x8C,0x8D,0x8E,0x8F};
void start()
{
DIN = 1;
SCLK = 1;
_nop_();
_nop_();
DIN = 0;
_nop_();
_nop_();
SCLK = 0;
_nop_();
_nop_();
}
void stop()
{
DIN = 0;
SCLK = 1;
_nop_();
_nop_();
DIN = 1;
_nop_();
_nop_();
SCLK = 0;
_nop_();
_nop_();
}
void write(uchar date)
{
uchar i;
DIN = 0;
SCLK = 0;
for(i = 0;i < 8;i++)
{
SCLK = 0;
if(date & 0x01)
{
DIN = 1;
_nop_();
_nop_();
}
else
{
DIN = 0;
_nop_();
_nop_();
}
SCLK = 1;
date >>= 1;
}
SCLK = 0;
DIN = 0;
}
void TM1640_INIT(void) //TM1640???
{
DIN = 1;
SCLK = 1;
start();
write(SET_DATA_ORDER);
stop();
start();
write(SET_DISPLAY[2]);
stop();
}
void send(uchar address,date)//?TM1640???ADDRESS??,,DATA??
{
start();
write(0xC0 | (address & 0x0F));
write(date);
stop();
}
void SX(uchar A1,uchar A2,uchar A3,uchar A4,uchar A5,uchar A6,uchar A7,uchar A8,uchar A9,uchar A10)
{
send(0,display_buffer[A1/10]);
send(1,display_buffer[A2%10]);
send(2,display_buffer[A3]);
send(3,display_buffer[A4]);
send(4,display_buffer[A5/10]);
send(5,display_buffer[A6%10]);
send(6,display_buffer[A7]);
send(7,display_buffer[A8]);
send(8,display_buffer[A9]);
send(9,display_buffer[A10]);
}
void main()
{
LED=0;
TM1640_INIT();
while(1)
{
RH();
SX(U8T_data_H,U8T_data_H,17,17,U8RH_data_H,U8RH_data_H,17,17,17,17);
}
}
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