manjunatha.s
Newbie level 2
Code C - [expand] 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 #include<reg51.h> #include<string.h> #include "lcd.h" sbit rs=P3^7; sbit rw=P3^6; sbit en=P3^5; void lcdcmd(unsigned char value); void lcddata(unsigned char value); void lcdstr(unsigned char *); void delay_lcd(); void delay_100milli(unsigned char d); void init(); void serialinit(); void serial_init(); void Tx_Data(unsigned char); unsigned char Rx_Data(void); void SCI_String_Tx(unsigned char *string); void Enter_cmd(void); int i; unsigned char number[10]; unsigned char mes1[21], mes2[21], mes3[21], mes4[21], *num="9964709968"; void main() { delay_100milli(50); serialinit(); SCI_String_Tx("AT+CMGF=1"); Enter_cmd(); while(Rx_Data()!='k'); init(); lcdcmd(0x80); delay_lcd(); lcdstr("MSRIT"); lcdcmd(0xc0); delay_lcd(); lcdstr("Bangalore"); lcdcmd(0xD4); delay_lcd(); lcdstr("GSM BASED NOTICE BOARD"); lcdcmd(0x94); delay_lcd(); lcdstr("DEPT OF ECE 2009-2013"); while(1) { for(i=0;i<13;i++) Rx_Data(); for(i=0;i<10;i++) number[i]=Rx_Data(); if(!strncmp(num,number,9)) { for(i=0;i<27;i++) Rx_Data(); for(i=0;i<20;i++) mes1[i]=Rx_Data(); mes1[21]='\0'; for(i=0;i<20;i++); mes2[i]=Rx_Data(); mes2[21]='\0'; for(i=0;i<20;i++) mes3[i]=Rx_Data(); mes3[21]='\0'; for(i=0;i<20;i++); mes4[i]=Rx_Data(); mes4[21]='\0'; } lcdcmd(0x80); delay_lcd(); lcdstr("MESSAGE RECIEVED FROM"); lcdcmd(0xc0); delay_lcd(); lcdstr(&number); lcdcmd(0xca); delay_lcd(); lcdstr(" "); lcdcmd(0x94); delay_lcd(); lcdstr(" "); lcdcmd(0xD4); delay_lcd(); lcdstr(" "); delay_100milli(50); if(!strncmp(num,number,9)) { lcdcmd(0x80); delay_lcd(); lcdstr(&mes1); lcdcmd(0xC0); delay_lcd(); lcdstr(&mes2); lcdcmd(0x94); delay_lcd(); lcdstr(&mes3); lcdcmd(0xD4); delay_lcd(); lcdstr(&mes4); } else { lcdcmd(0x94); lcdstr("SNT BY UNAUTRSD USER"); lcdcmd(0xd4); lcdstr("NT PERMITED T DISPLY"); delay_100milli(80); lcdcmd(0x80); lcdstr(&mes1); lcdcmd(0xC0); lcdstr(&mes2); lcdcmd(0x94); lcdstr(&mes3); lcdcmd(0xD4); lcdstr(&mes4); } } } void serialinit() { TMOD=0x20; SCON=0x50; TH1=-3; TR1=1; TI=0; } void Tx_data(unsigned char v) { SBUF=v; while(TI==0); TI=0; } unsigned char Rx_Data(void) { unsigned char in; while(!RI); in=SBUF; RI=0; return(in); } void SCI_String_Tx(unsigned char *string) { while(*string) { Tx_data(*(string++)); } } void Enter_cmd(void) { Tx_data(0x0D); Tx_Data(0x0A); } void init() { lcdcmd(0x38); delay_lcd(); lcdcmd(0x0C); delay_lcd(); lcdcmd(0x01); delay_lcd(); lcdcmd(0x06); delay_lcd(); lcdcmd(0x80); delay_lcd(); } void lcdcmd(unsigned char value) { P1=value; rs=0; rw=0; en=1; delay_lcd(); en=0; } void lcddata(unsigned char value) { P1=value; rs=1; rw=0; en=1; delay_lcd(); en=0; } void delay_lcd() { int i,j; for(i=0;i<10;i++) for(j=0;j<150;j++); } void lcdstr(unsigned char *ptr) { while(*ptr!='\0') lcddata(*ptr++); } void delay_100milli(unsigned char d) { int i,j; for(i=0;i<d;i++) for(j=0;j<18000;j++); }
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