51+HD7279+ADS1110+PT100的测温系统程序.docx

1、51+HD7279+ADS1110+PT100的测温系统程序#include #include typedef unsigned int uint;typedef unsigned char uchar;typedef unsigned short WORD;float code RTD_TAB_PT100151 = / 表格是以1度为一步，即-20, -19, -18. 88.22, 88.62 ,88.62, 89.40, 89.80, 90.19, 90.59, 90.98, 91.37, 91.77, / -30 -21 92.16, 92.55, 92.95, 93.34, 93.7

2、3, 94.12, 94.52, 94.91, 95.30, 95.69, / -20 -11 96.09, 96.48, 96.87, 97.26, 97.65, 98.04, 98.44, 98.83, 99.22, 99.61, / -10 -1 100.00,100.39,100.78,101.17,101.56,101.95,102.34,102.73,103.13,103.51, / 0 9 103.90,104.29,104.68,105.07,105.46,105.85,106.24,106.63,107.02,107.49, / 10 19 107.79,108.18,108

3、.57,108.96,109.35,109.73,110.12,110.51,110.90,111.28, / 20 29 111.67,112.06,112.45,112.83,113.22,113.61,113.99,114.38,114.77,115.15, / 30 39 115.54,115.93,116.31,116.70,117.08,117.47,117.86,118.24,118.62,119.01, / 40 49 119.40,119.78,120.16,120.55,120.93,121.32,121.70,122.09,122.47,122.86, / 50 59 1

4、23.24,123.62,124.01,124.39,124.77,125.16,125.54,125.92,126.31,126.69, / 60 69 127.07,127.45,127.84,128.22,128.60,128.98,129.37,129.75,130.13,130.51, / 70 79 130.89,131.27,131.66,132.04,132.42,132.80,133.18,133.56,133.94,134.32, / 80 89 134.70,135.08,135.46,135.84,136.22,136.60,136.98,137.36,137.74,1

5、38.12, / 90 99 138.50,138.88,139.26,139.64,140.02,140.39,140.77,141.15,141.53,141.91, / 100 109 142.29,142.66,143.04,143.42,143.80,144.17,144.55,144.93,145.31,145.68, / 110 119 146.06 / 120; /float code RTD_TAB_PT10041 = / 表格是以5度为一步，即-50, -45, - 40. / / 80.31, 82.29, 84.27 ,86.25, 88.22, 90.19, 92.1

6、6, 94.12, 96.09, 98.04, / -50 -5 / 100.00,101.95,103.90,105.85,107.79,109.73,111.67,113.61,115.54,117.47, / 0 45 / 119.40,121.32,123.24,125.16,127.08,128.99,130.90,132.80,134.71,136.61, / 50 95 / 138.51,140.40,142.29,144.18,146.07,147.95,149.83,151.71,153.58,155.46, / 100 145 / 157.33 / 50/; sbit be

7、ep = P35;/-ADS1110地址、配置字-/ #define ADS1110_WR_ADDRESS 0x92 / 1001 001 0 写 #define ADS1110_RD_ADDRESS 0x93 / 1001 001 1 读 #define ADS1110_CONFIG_REG 0x8C / 连续转换模式，16bit精度，PGA=1 sbit ADS1110_SDA = P15; / 模拟I2C数据传输位 sbit ADS1110_CLK = P16; / 模拟I2C时钟控制位/uchar TMR_H, TMR_L; / AD转换高8位，和低8位uint AD_Result25

8、;unsigned long nTmp;/* HD7279 函数定义 *void long_delay(void); / 长延时void short_delay(void); / 短暂延时void delay10ms(unsigned char); / 延时10MSvoid write7279(uchar, uchar); / 写入到HD7279uchar read7279(uchar); / 从HD7279读出void send_byte(uchar); / 发送一个字节uchar receive_byte(void); / 接收一个字节sbit cs =P07; / cs at P1.4s

9、bit clk=P06; / clk 连接于 P1.5sbit dat=P05; / dat 连接于 P1.2sbit key=P04; / key 连接于 P1.3sbit Hight_LED = P46;sbit Low_LED = P41;/* HD7279A 指令 *#define CMD_RESET 0xa4#define CMD_TEST 0xbf#define DECODE0 0x80#define DECODE1 0xc8#define CMD_READ 0x15#define UNDECODE 0x90#define RTL_CYCLE 0xa3#define RTR_CYC

10、LE 0xa2#define RTL_UNCYL 0xa1#define RTR_UNCYL 0xa0#define ACTCTL 0x98#define SEGON 0xe0#define SEGOFF 0xc0#define BLINKCTL 0x88/- AT24C04 变量声明 -sbit _24C02_SCL = P26; /AT24C04的时钟sbit _24C02_SDA = P25; /AT24C04的数据uchar BUF16; /数据缓存区uint code nDefaultDATA =/ nLowTMP nHightTMP nTMPAdj 480, 650, 0 / 默认

11、设置;uint nSettingDATA3 = 0, 0, 0; / 当前设置void Delay5us();void AT24C04_Start();void AT24C04_Stop();void AT24C04_SendACK(bit ack);bit AT24C04_RecvACK();void AT24C04_SendByte(uchar dat);uchar AT24C04_RecvByte();void AT24C04_ReadPage();void AT24C04_WritePage();/* 红外接收 *sbit IRIN = P33; /红外接收器数据线uchar IRCO

12、M7;uchar nFlag = 0;uchar nMode = 1; / nMode 0 1 2 3 / mean NULL nLowTMP nHightTMP nTMPAdjuint nLowTMP = 480; / 最低温度设定uint nHightTMP = 650; / 最高温度设定char nTMPAdj = 0; / 温度修正void send_ad_result(uchar temp);/*/HD 7279 函数/*/void write7279(uchar cmd, uchar dta) cs = 0; send_byte (cmd); send_byte (dta); cs

13、 = 1; uchar read7279(uchar command) cs = 0; send_byte(command); return(receive_byte(); cs = 1;void send_byte( uchar out_byte) uchar i; cs=0; long_delay(); for (i=0;i8;i+) if (out_byte&0x80) dat=1; else dat=0; clk=1; short_delay(); clk=0; short_delay(); out_byte=out_byte*2; dat=0;uchar receive_byte(v

14、oid) uchar i, in_byte; dat=1; / set to input mode long_delay(); for (i=0;i8;i+) clk=1; short_delay(); in_byte=in_byte*2; if (dat) in_byte=in_byte|0x01; clk=0; short_delay(); dat=0; return (in_byte);void delay10ms(uint time) /误差 -0.000000000001us uchar a,b,c; uint i; for (i=0;i0;c-) for(b=168;b0;b-)

15、for(a=24;a0;a-); void long_delay(void) unsigned char i; for (i=0;i0x30;i+);void short_delay(void) unsigned char i; for (i=0;i0;delay1ms-)/ for(b=222;b0;b-)/ for(a=12;a0;a-); / 11.0592M for( ; delay1ms 0; delay1ms-) for(b = 21; b 0; b-) for(a = 130; a 0; a-);void Delay5us() / 晶振11.0592M 误差 -0.0267650

16、46296us uchar a; for(a=12;a0;a-); _nop_(); void delay(uint delay) /STC11F60XE,12M,延时170us uchar a,b; / 12M/ for(;delay0;delay-)/ for(b=78;b0;b-)/ for(a=5;a0;a-); / 11.0592M for( ; delay 0; delay-) for( b = 2; b 0; b-) for( a = 232; a 0; a-);/- 数码管显示函数 - void Display_TMP(uint nTmp1) /send_byte(CMD_RE

17、SET); write7279(DECODE0,nTmp1/100%100); delay1ms(2); write7279(DECODE0+1,nTmp1/10%10); delay1ms(2); write7279(SEGON,15); delay1ms(2); write7279(DECODE0+2,nTmp1%10); delay1ms(2); write7279(SEGON,63); delay1ms(2); write7279(SEGON,62); delay1ms(2); write7279(SEGON,61); delay1ms(2); write7279(SEGON,60);

18、 delay1ms(2); write7279(SEGON,59); delay1ms(2);/ write7279(DECODE0+4,nTmp2/100%100);/ delay1ms(2);/ write7279(DECODE0+5,nTmp2/10%10);/ delay1ms(2);/ write7279(SEGON,47);/ delay1ms(2);/ write7279(DECODE0+6,nTmp2%10);/ delay1ms(2);/ write7279(SEGON,31);/ delay1ms(2);/ write7279(SEGON,30);/ delay1ms(2)

19、;/ write7279(SEGON,29);/ delay1ms(2);/ write7279(SEGON,28);/ delay1ms(2);/ write7279(SEGON,27);/ delay1ms(2); /delay10ms(1000); /send_byte(CMD_RESET);void Display_SETTMP(uint nTmp2) /send_byte(CMD_RESET); write7279(DECODE0+4,nTmp2/100%100); delay1ms(2); write7279(DECODE0+5,nTmp2/10%10); delay1ms(2);

20、 write7279(SEGON,47); delay1ms(2); write7279(DECODE0+6,nTmp2%10); delay1ms(2); write7279(SEGON,31); delay1ms(2); write7279(SEGON,30); delay1ms(2); write7279(SEGON,29); delay1ms(2); write7279(SEGON,28); delay1ms(2); write7279(SEGON,27); delay1ms(2); /delay10ms(1000); /send_byte(CMD_RESET);void Displa

21、y_SET() send_byte(CMD_RESET); if (nMode = 1) / set nLowTMP write7279(SEGON,1); delay1ms(2); write7279(SEGON,2); delay1ms(2); write7279(SEGON,3); delay1ms(2); write7279(DECODE0+4,nLowTMP/100%100); delay1ms(2); write7279(DECODE0+5,nLowTMP/10%10); delay1ms(2); write7279(SEGON,47); delay1ms(2); write727

22、9(DECODE0+6,nLowTMP%10); if (nMode = 2) / set nHightTMP write7279(SEGON,0); delay1ms(2); write7279(SEGON,1); delay1ms(2); write7279(SEGON,2); delay1ms(2); write7279(SEGON,4); delay1ms(2); write7279(SEGON,5); delay1ms(2); write7279(DECODE0+4,nHightTMP/100%100); delay1ms(2); write7279(DECODE0+5,nHight

23、TMP/10%10); delay1ms(2); write7279(SEGON,47); delay1ms(2); write7279(DECODE0+6,nHightTMP%10); if (nMode = 2) / set nTMPAdj write7279(SEGON,0); delay1ms(2); write7279(SEGON,1); delay1ms(2); write7279(SEGON,2); delay1ms(2); write7279(SEGON,4); delay1ms(2); write7279(SEGON,5); delay1ms(2); write7279(SEGON,6); delay1ms(2); if (nTMPAdj 0) write7279(DECODE0+5,nTMPAdj/10%10); delay1ms(2); write7279(DECODE0+6,nTMPAdj%10); /*/红外解码 函数-BEGIN/*/void IR_IN() interrupt 2 us