家庭安防自动报警系统单片机程序设计.doc

#include ht66fu50_uart.h#include ht66fu50_main.h#define step1 LED1=0;LED2=1;LED3=1;LED4=1;#define step2 LED1=0;LED2=0;LED3=1;LED4=1;#define step3 LED1=1;LED2=0;LED3=1;LED4=1;#define step4 LED1=1;LED2=0;LED3=0;LED4=1;#define step5 LED1=1;LED2=1;LED3=0;LED4=1;#define step6 LED1=1;LED2=1;LED3=0;LED4=0;#define step7 LED1=1;LED2=0;LED3=1;LED4=0;#define step8 LED1=0;LED2=0;LED3=1;LED4=0;#pragma rambank0bit uart_cmd;/ software delay functionvoid delay(ulong x) while(x-) _delay(120); void mydelay(unsigned long x) /延时函数unsigned long i; while(x-) _delay(100);/初始化HT66FU50void MCU_init(void) /TM0、TM1(定时器)除能_tmpc0 = 0x00;/TM2、TM3(定时器)除能 _tmpc1 = 0x00;/屏蔽pa7-pa0的A/D输入功能 _acerl = 0x00; /屏蔽pa0、pa2、pa3的比较器0的输入/出功能 _cp0c = 0x00; /屏蔽pa5、pc2、pc3的比较器1的输入/出功能 _cp1c = 0x00; /pb口全部设置为输出模式 _pbc = 0x00; /pe口全部设置为输出模式 _pec = 0x00; /置pa4pa7为输入状态，pa0pa3为输出状态_pac = 0xf0;/置pa口全部为高电平 _pa = 0xff;/按键(pa4pa7)加上拉电阻 _papu = 0xf0; /设置pc口为输入状态 _pcc = 0xfe; / set buzzer control port to output _pcc0 = 0; _pfc = 0x00; _pf = 0xFF; / set 液位 onewire port to output _pcc7 = 1; _pcc6 = 1; / add Pull-up resistor for DS18B20 DQ pin _pcpu7 = 1; _pcpu6 = 1;/ 多功能中断2中断向量，UART使用这个中断向量 #pragma vector uart_receive_interrupt 0x20;/#include ht66fu50_test.h#pragma rambank0bit temp_setting;extern bit uart_cmd;uchar uart_send_buf10;uchar uart_receive_buf3;uchar uart_receive_cnt;const uchar string_start=nrTEST-STARTING.nr;const uchar string_ok=OKnr;const uchar string_bad=BADnr;const uchar string_exit=EXITnr;const uchar string_end=0x1a,0x0d,0x0a;union ucharusr;structuchar txif:1;uchar tidle:1;uchar rxif:1;uchar ridle:1;uchar oerr:1;uchar ferr:1;uchar nf:1;uchar perr:1;Flag;Register;/ 串行口中断处理程序void uart_receive_interrupt(void)uchar val;_emi =0;_mf2f=0;/ 检查外围中断标志if(_xpf)_xpf=0;Register.usr = uart_read_reg(uchar)ReadUSR);/ 上一个串行口命令处理完否if(uart_cmd)_emi = 1;return;/ 检查中断标志和中断接收标志if(Register.Flag.rxif = 1) & (Register.Flag.ridle=1)/ 读SPI接收缓存器内容val = uart_read_reg(uchar)ReadFIFO);uart_receive_bufuart_receive_cnt = val;if(uart_receive_cnt=0)if(val = H)uart_receive_bufuart_receive_cnt = val;uart_receive_cnt+;else if(uart_receive_cnt=1)if(val = i)uart_receive_bufuart_receive_cnt = val;uart_receive_cnt+;elseuart_receive_cnt=0;else if(uart_receive_cnt=2) if(val = !)uart_receive_bufuart_receive_cnt = val; uart_cmd = TRUE;uart_receive_cnt=0;else uart_receive_cnt=0;elseuart_receive_cnt=0;_emi = 1;void uart_init(void)uchar tmp=0xFF;/ Initialation of SPI/由于HT66FU50 内建的UART 功能，是通过内部SPI 与UART Bridge IC 连接实现的，/因此在使用UART 前，必须正确配置SPI 的Pin-remapping 功能，通过寄存器PRM0 将SPI 引脚/设为与内部UART 连接，具体设定如下：/ PRM0寄存器中的SIMPS1=0、SIMPS0=1、PCKPS=1,/设定完后，将SIMC0寄存器中的SIMEN 设定为1，MCU 就可以通过SPI 使用UART 功能了/ 对应位名称： C1XPS0 C0XPS0 PDPRM SIMPS1 SIMPS0 PCKPS/ SIMPS1，SIMPS0：SIM 引脚重置控制位/ 00：SDO on PA5；SDI/SDA on PA6；SCK/SCL on PA7；SCS on PB5/ 01：SDO on PD3；SDI/SDA on PD2；SCK/SCL on PD1；SCS on PD0/ 10：SDO on PB6；SDI/SDA on PB7；SCK/SCL on PD6；SCS on PD7/ 11：未定义/ 引脚重置寄存器 设置SIMPS1=0、SIMPS0=1、PCKPS=1_prm0 = 0x03;/ 对应的位名称：D7 D6 CKPOLB CKEG MLS CSEN WCOL TRF_simc2 =0x08;/ 对应的位名称：SIM2 SIM1 SIM0 PCKEN PCKP1 PCKP0 SIMEN / 要求:SIM2 SIM1 SIM0/ 000：SPI 主机模式；SPI 时钟为fSYS/4/ 001：SPI 主机模式；SPI 时钟为fSYS/16/ 010：SPI 主机模式；SPI 时钟为fSYS/64/ 011：SPI 主机模式；SPI 时钟为fTBC/ 100：SPI 主机模式；SPI 时钟为TM0 CCRP 匹配频率/2/ 101111：未使用_simc0 =0x12;/ UART resetuart_write_reg(uchar)WriteUCR3,(uchar)0x80);/ 8 N 1 format 使能TXuart_write_reg(uchar)WriteUCR1,(uchar)0x80);/ baud rate 9600 by BRGH=1 and Fosc= 3579545uart_write_reg(uchar)WriteBRG,(uchar)0x16);/ Interrupt enable rx (disable tx )uart_write_reg(uchar)WriteUCR2,(uchar)0xe4);uart_receive_cnt=0;uart_cmd = FALSE;_xpf=0;_mf2f=0;_xpe=1;_mf2e=1;_sime = 0;void uart_write_reg(uchar Command, uchar Data)_trf=0; / 1: 使能_csen=1; / 0: 无写冲突_wcol=0;/写数据至数据寄存器_simd=Command;while(_wcol=1)_wcol=0;_simd=Command;/ trf为发送标志，1:发送结束while(!_trf); _trf=0;_simd=Data;while(_wcol=1)_wcol=0;_simd=Data;while(!_trf);_trf=0;_csen=0;uchar uart_read_reg(uchar Command)uchar val=0x00;/ 1 使能_csen=1;/ 0 无写冲突 _wcol=0; /写数据至数据寄存器_simd=Command; while(_wcol=1)_wcol=0;_simd=Command;/ trf为发送标志，1:发送结束while(!_trf); _trf=0;_simd=val;while(_wcol=1)_wcol=0;_simd=val;while(!_trf);val = _simd;_trf=0;_csen=0;return val;void uart_send_data_buf(void)uchar j=0;/ 发送数据缓存器中的字符串，该字符串以NULL结尾while(1)if(uart_send_bufj=0)j=0x00;_nop();break;Register.usr = uart_read_reg(uchar)ReadUSR);if(Register.Flag.txif=1) uart_write_reg(WriteFIFO,uart_send_bufj); _delay(200); j+;_xpf=0;_mf2f=0;void uart_send_string( uchar sting_type, uchar len)uchar j=0;/ 发送定义好的字符串while(1)Register.usr = uart_read_reg(uchar)ReadUSR);if(Register.Flag.txif=1)switch(sting_type)case STRING_OK: uart_write_reg(WriteFIFO,string_okj); break;case STRING_START: uart_write_reg(WriteFIFO,string_startj); break;case STRING_BAD: uart_write_reg(WriteFIFO,string_badj); break;case STRING_EXIT:uart_write_reg(WriteFIFO,string_exitj); break;case STRING_1: uart_write_reg(WriteFIFO,string_endj); break;default:break;j+; _delay(300); _xpf=0;_mf2f=0;if(j=len)break;void uart_send_string_with_zero(uchar *string)uchar i=0;/ 发送数据缓存器中的字符串，该字符串以NULL结尾while(1) if(*(string+i)=0)break;Register.usr = uart_read_reg(uchar)ReadUSR);if(Register.Flag.txif=1) uart_write_reg(WriteFIFO,*(string+i); _delay(200); i+;_xpf=0;_mf2f=0;void uart_send_char(uchar chr)Register.usr = uart_read_reg(uchar)ReadUSR);if(Register.Flag.txif=1) uart_write_reg(WriteFIFO,chr); _delay(200);_xpf=0;_mf2f=0;void lcd1602_write_cmd(unsigned char cmd) /写指令 RS=0; /写指令模式 RW=0; E=1; _pe = cmd; E=0; /E:1-0 lcd_1602_delay(100);void lcd_1602_delay(unsigned int x) /延迟函数 while(x-) _delay(100);void lcd1602_write_char(unsigned char data) /写入单个字符数据 RS = 1; /写数据模式 RW = 0; E = 1; _pe = data; E = 0; lcd_1602_delay(5);void lcd1602_write_string(unsigned char *s) /写字符串 while(*s != 0) lcd1602_write_char(*s); s+; void lcd1602_set_place(unsigned char line,unsigned char column) /设置字符显示位置 unsigned char address; if(line = 1) address = 0x80 + column; /0x80表示DDRAM地址设置(第1行从00H开始，DB7位为“1”) else if(line = 2) address = 0xc0 + column; /0xc0表示DDRAM地址设置(第2行从40H开始，DB7位为“0”) lcd1602_write_cmd(address); void lcd1602_display_string(unsigned char line,unsigned char column,unsigned char *string) /向1602写入字符串 lcd1602_set_place(line,column); lcd1602_write_string(string);void lcd1602_display_char(unsigned char line,unsigned char column,unsigned char data) /写数据 lcd1602_set_place(line,column); lcd1602_write_char(data);void lcd1602_init(void) /初始化1602液晶 lcd1602_write_cmd(0x06); /输入模式为，字符不动，光标右移(设置输入模式) lcd1602_write_cmd(0x38); /设定两列(功能设置) lcd1602_write_cmd(0x0c); /开启显示屏，不显示光标，光标所在(显示开/关控制)lcd1602_write_cmd(0x01); /清屏的指令应该在液晶初始化最后面一行(清显示) void main()MCU_init();uart_init();/ 开放全局中断_emi = 1;LED1 = OFF;LED2 = OFF;LED3 = OFF;LED4 = OFF; LED7 = OFF while(1) /雨水传感器部分程序 if(S3=0) delay(10); if(S3=0) delay(10); if(S3=0) LED1 = OFF; LED2 = OFF; LED3 = OFF; LED4 = OFF; LED7 = OFF; while(1) step1; delay(4000);/需改时间 step2; delay(4000); step3; delay(4000); step4; delay(4000); step5; delay(4000); step6; delay(4000); step7; delay(4000); step8; delay(4000); /CO泄露报警部分程序 if(S4=0) delay(10); if(S4=0) delay(10); if(S4=0) uart_send_string_with_zero(AT+CMGF=1rn); mydelay(1000); uart_send_string_with_zero(AT+CSCA=