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test
Fork of HelloWorld by
main.cpp@29:3acc071af432, 2017-09-29 (annotated)
- Committer:
- kkalsi
- Date:
- Fri Sep 29 16:34:22 2017 +0000
- Revision:
- 29:3acc071af432
- Parent:
- 28:f56de0b0764e
- Child:
- 30:5881c661b0bb
app3 added
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
vincentlabbe | 25:16a041dd21db | 1 | /**** Vincent Labbé - labv2507 *****/ |
kkalsi | 29:3acc071af432 | 2 | /**** Karan Kalsi - kalk2701 *****/ |
kkalsi | 6:62e39c103d12 | 3 | #include "mbed.h" |
kkalsi | 23:262e3e171aaf | 4 | #include "MMA8452Q.h" |
kkalsi | 7:32229ffff57e | 5 | |
kkalsi | 29:3acc071af432 | 6 | Serial xbee1(p13,p14); |
kkalsi | 23:262e3e171aaf | 7 | Serial pc(USBTX, USBRX); // tx, rx |
kkalsi | 29:3acc071af432 | 8 | DigitalOut rst1(p8); //Digital reset for the XBee, 200ns for reset |
kkalsi | 27:0f602aca65f1 | 9 | |
kkalsi | 29:3acc071af432 | 10 | int main() { |
kkalsi | 29:3acc071af432 | 11 | |
kkalsi | 29:3acc071af432 | 12 | rst1 = 0; //Set reset pin to 0 |
kkalsi | 29:3acc071af432 | 13 | wait_ms(400);//Wait at least one millisecond |
kkalsi | 29:3acc071af432 | 14 | rst1 = 1;//Set reset pin to 1 |
kkalsi | 29:3acc071af432 | 15 | //wait_ms(400);//Wait another millisecond |
kkalsi | 29:3acc071af432 | 16 | int Y; |
kkalsi | 29:3acc071af432 | 17 | |
kkalsi | 29:3acc071af432 | 18 | while (1) //Neverending Loop |
kkalsi | 29:3acc071af432 | 19 | { |
kkalsi | 29:3acc071af432 | 20 | |
kkalsi | 29:3acc071af432 | 21 | //uart vers pc |
kkalsi | 29:3acc071af432 | 22 | |
kkalsi | 29:3acc071af432 | 23 | if(xbee1.readable()) |
kkalsi | 29:3acc071af432 | 24 | { |
kkalsi | 29:3acc071af432 | 25 | pc.putc(xbee1.getc()); |
kkalsi | 29:3acc071af432 | 26 | } |
kkalsi | 27:0f602aca65f1 | 27 | |
kkalsi | 29:3acc071af432 | 28 | if(pc.readable()) |
kkalsi | 29:3acc071af432 | 29 | { |
kkalsi | 29:3acc071af432 | 30 | xbee1.putc(pc.getc()); |
kkalsi | 29:3acc071af432 | 31 | } |
kkalsi | 27:0f602aca65f1 | 32 | |
kkalsi | 26:523ac79471d8 | 33 | } |
kkalsi | 29:3acc071af432 | 34 | } |
kkalsi | 27:0f602aca65f1 | 35 | |
kkalsi | 22:706708bc4c1a | 36 | |
kkalsi | 22:706708bc4c1a | 37 | |
kkalsi | 22:706708bc4c1a | 38 | |
kkalsi | 22:706708bc4c1a | 39 | |
kkalsi | 26:523ac79471d8 | 40 | // SPI COMMUNICATION |
kkalsi | 26:523ac79471d8 | 41 | /* |
kkalsi | 3:8494c3f7108d | 42 | int main() { |
vincentlabbe | 25:16a041dd21db | 43 | |
vincentlabbe | 17:c463c5a434ec | 44 | float x, y, z ; |
kkalsi | 15:b4b2e73faefb | 45 | MMA8452Q acc(p9,p10,0x1d); // acceleration object |
vincentlabbe | 25:16a041dd21db | 46 | |
kkalsi | 26:523ac79471d8 | 47 | cs = 0; //Clear display SPI |
kkalsi | 26:523ac79471d8 | 48 | wait(0.1); |
kkalsi | 26:523ac79471d8 | 49 | spi.write(0x76); // Clear display |
kkalsi | 26:523ac79471d8 | 50 | cs = 1; |
kkalsi | 26:523ac79471d8 | 51 | wait(0.1); |
kkalsi | 26:523ac79471d8 | 52 | cs = 1; |
vincentlabbe | 25:16a041dd21db | 53 | |
kkalsi | 26:523ac79471d8 | 54 | while (true) { |
vincentlabbe | 25:16a041dd21db | 55 | x = acc.getAccX() ; |
vincentlabbe | 17:c463c5a434ec | 56 | y = acc.getAccY() ; |
vincentlabbe | 17:c463c5a434ec | 57 | z = acc.getAccZ() ; |
vincentlabbe | 19:992f183385e8 | 58 | printf("X[%.3f] Y[%.3f] Z[%.3f]\n",x, y, z) ; |
kkalsi | 9:f36f1506a840 | 59 | wait(0.1); |
vincentlabbe | 13:64137db317ab | 60 | |
vincentlabbe | 25:16a041dd21db | 61 | int X = x * 1000; //Pour enlever floating point et garder une précision |
vincentlabbe | 19:992f183385e8 | 62 | int Y = y * 1000; |
vincentlabbe | 19:992f183385e8 | 63 | int Z = z * 1000; |
kkalsi | 18:171cb8d2f243 | 64 | |
vincentlabbe | 25:16a041dd21db | 65 | int angle = (1000-(((2*X*X+2*Y*Y)*1000/(X*X+Y*Y+Z*Z)))); //Calcul vectoriel pour calculer l'angle à l'horizontal |
kkalsi | 18:171cb8d2f243 | 66 | |
vincentlabbe | 19:992f183385e8 | 67 | pc.printf("avant acos = %d", angle); |
kkalsi | 18:171cb8d2f243 | 68 | |
vincentlabbe | 25:16a041dd21db | 69 | float ratioZaccel = angle/1000.0; //Remettre en floating point pour acos |
vincentlabbe | 25:16a041dd21db | 70 | int resultatRAD = 500*acos((ratioZaccel)); //Reponse en RAD |
vincentlabbe | 25:16a041dd21db | 71 | |
vincentlabbe | 25:16a041dd21db | 72 | pc.printf("valeur rad new= %d", resultatRAD); |
vincentlabbe | 25:16a041dd21db | 73 | int degree = resultatRAD * 18000/31400; //Tranfo degree |
kkalsi | 18:171cb8d2f243 | 74 | pc.printf("valeur deg new = %d", degree); |
vincentlabbe | 25:16a041dd21db | 75 | pc.printf("valeur deg new = %d", degree); |
vincentlabbe | 25:16a041dd21db | 76 | |
vincentlabbe | 25:16a041dd21db | 77 | // extracting digits |
vincentlabbe | 25:16a041dd21db | 78 | int digit; |
vincentlabbe | 16:0b58c14b639d | 79 | int digits[4] = {0,0,0,0}; |
kkalsi | 15:b4b2e73faefb | 80 | int i = 0; |
vincentlabbe | 25:16a041dd21db | 81 | while(degree > 0) { |
vincentlabbe | 25:16a041dd21db | 82 | digit = degree % 10; //to get the right most digit |
vincentlabbe | 25:16a041dd21db | 83 | digits[i]=digit; |
vincentlabbe | 25:16a041dd21db | 84 | pc.printf("digit %d = %d, degree int: %d", i, digits[i], degree); |
vincentlabbe | 25:16a041dd21db | 85 | degree /= 10; //reduce the number by one digit |
kkalsi | 15:b4b2e73faefb | 86 | ++i; |
kkalsi | 15:b4b2e73faefb | 87 | } |
kkalsi | 15:b4b2e73faefb | 88 | |
kkalsi | 26:523ac79471d8 | 89 | spi.write(0x77); // Decimal control command // Pour la communication SPI |
vincentlabbe | 17:c463c5a434ec | 90 | cs = 1; |
vincentlabbe | 25:16a041dd21db | 91 | wait(0.01); |
vincentlabbe | 17:c463c5a434ec | 92 | cs = 0; |
vincentlabbe | 25:16a041dd21db | 93 | spi.write(0x04);// Turn on decimal |
vincentlabbe | 17:c463c5a434ec | 94 | cs = 1; |
vincentlabbe | 17:c463c5a434ec | 95 | wait(0.01); |
kkalsi | 10:386a3a12f3cf | 96 | cs = 0; |
vincentlabbe | 25:16a041dd21db | 97 | spi.write(digits[3]); |
vincentlabbe | 16:0b58c14b639d | 98 | cs = 1; |
vincentlabbe | 17:c463c5a434ec | 99 | wait(0.01); |
vincentlabbe | 16:0b58c14b639d | 100 | cs = 0; |
vincentlabbe | 25:16a041dd21db | 101 | spi.write(digits[2]); |
vincentlabbe | 16:0b58c14b639d | 102 | cs = 1; |
vincentlabbe | 17:c463c5a434ec | 103 | wait(0.01); |
vincentlabbe | 16:0b58c14b639d | 104 | cs = 0; |
vincentlabbe | 25:16a041dd21db | 105 | spi.write(digits[1]); |
vincentlabbe | 16:0b58c14b639d | 106 | cs = 1; |
vincentlabbe | 25:16a041dd21db | 107 | wait(0.01); |
vincentlabbe | 25:16a041dd21db | 108 | cs = 0; |
vincentlabbe | 25:16a041dd21db | 109 | spi.write(digits[0]); |
vincentlabbe | 25:16a041dd21db | 110 | cs = 1; |
vincentlabbe | 25:16a041dd21db | 111 | */ |
kkalsi | 26:523ac79471d8 | 112 | /* Test |
kkalsi | 26:523ac79471d8 | 113 | cs = 0; |
vincentlabbe | 17:c463c5a434ec | 114 | wait(0.1); |
vincentlabbe | 25:16a041dd21db | 115 | spi.write(0x5); |
vincentlabbe | 25:16a041dd21db | 116 | cs = 1; |
kkalsi | 26:523ac79471d8 | 117 | */ |
vincentlabbe | 25:16a041dd21db | 118 | // } |
kkalsi | 26:523ac79471d8 | 119 | //} |
kkalsi | 21:74482f23c8fe | 120 | |
kkalsi | 21:74482f23c8fe | 121 | |
kkalsi | 21:74482f23c8fe | 122 | |
kkalsi | 26:523ac79471d8 | 123 | // UART COMMUNICATION |
kkalsi | 26:523ac79471d8 | 124 | /* |
kkalsi | 26:523ac79471d8 | 125 | void UARTInit() |
kkalsi | 26:523ac79471d8 | 126 | { |
kkalsi | 26:523ac79471d8 | 127 | uint16_t usFdiv; |
kkalsi | 26:523ac79471d8 | 128 | |
kkalsi | 26:523ac79471d8 | 129 | LPC_SC->PCONP |= (1 << 25); // Power up the UART3 it's disabled on powerup. |
kkalsi | 26:523ac79471d8 | 130 | |
kkalsi | 26:523ac79471d8 | 131 | LPC_PINCON->PINSEL1 |= (3 << 18); // Pin P0.25 used as TXD0 (Com0) // Enable the pins on the device to use UART3 |
kkalsi | 26:523ac79471d8 | 132 | LPC_PINCON->PINSEL1 |= (3 << 20); // Pin P0.26 used as RXD0 (Com0) |
kkalsi | 26:523ac79471d8 | 133 | |
kkalsi | 26:523ac79471d8 | 134 | LPC_SC->PCLKSEL1 &= ~(3 << 18); // Clean all to 0 // Setup the PCLK for UART3 |
kkalsi | 26:523ac79471d8 | 135 | LPC_SC->PCLKSEL1 |= (1 << 18); // PCLK = CCLK |
kkalsi | 21:74482f23c8fe | 136 | |
kkalsi | 26:523ac79471d8 | 137 | LPC_UART3->LCR = 0x83; // 0000 0000 1000 0011 // Word select 8-bit character length and set DLAB |
kkalsi | 26:523ac79471d8 | 138 | |
kkalsi | 26:523ac79471d8 | 139 | usFdiv = (SystemCoreClock / (16*9600)); //Baud rate calculation |
kkalsi | 26:523ac79471d8 | 140 | LPC_UART3->DLM = usFdiv / 256; |
kkalsi | 26:523ac79471d8 | 141 | LPC_UART3->DLL = usFdiv % 256; |
kkalsi | 26:523ac79471d8 | 142 | |
kkalsi | 26:523ac79471d8 | 143 | LPC_UART3->FCR = 0x7; // Enable and reset UART3 FIFOs. |
kkalsi | 26:523ac79471d8 | 144 | |
kkalsi | 26:523ac79471d8 | 145 | LPC_UART3->LCR &= ~(1 << 7); // Clear DLAB |
kkalsi | 26:523ac79471d8 | 146 | } |
kkalsi | 26:523ac79471d8 | 147 | |
kkalsi | 26:523ac79471d8 | 148 | char UART3Transmit(int out) |
kkalsi | 26:523ac79471d8 | 149 | { |
kkalsi | 26:523ac79471d8 | 150 | LPC_UART3 -> THR = out; |
kkalsi | 26:523ac79471d8 | 151 | while(! (LPC_UART3->LSR & (0x01 << 0x06))); |
kkalsi | 26:523ac79471d8 | 152 | |
kkalsi | 26:523ac79471d8 | 153 | return 1; |
kkalsi | 26:523ac79471d8 | 154 | } |
kkalsi | 26:523ac79471d8 | 155 | |
kkalsi | 26:523ac79471d8 | 156 | int main() { |
kkalsi | 26:523ac79471d8 | 157 | |
kkalsi | 26:523ac79471d8 | 158 | UARTInit(); |
kkalsi | 26:523ac79471d8 | 159 | |
kkalsi | 26:523ac79471d8 | 160 | float x, y, z ; |
kkalsi | 26:523ac79471d8 | 161 | |
kkalsi | 26:523ac79471d8 | 162 | MMA8452Q acc(p9,p10,0x1d); // acceleration object |
kkalsi | 26:523ac79471d8 | 163 | |
kkalsi | 26:523ac79471d8 | 164 | UART3Transmit(0x76); // Clear display UART |
kkalsi | 26:523ac79471d8 | 165 | while (true) { |
kkalsi | 26:523ac79471d8 | 166 | |
kkalsi | 26:523ac79471d8 | 167 | x = acc.getAccX() ; |
kkalsi | 26:523ac79471d8 | 168 | y = acc.getAccY() ; |
kkalsi | 26:523ac79471d8 | 169 | z = acc.getAccZ() ; |
kkalsi | 26:523ac79471d8 | 170 | printf("X[%.3f] Y[%.3f] Z[%.3f]\n",x, y, z) ; |
kkalsi | 26:523ac79471d8 | 171 | wait(0.1); |
kkalsi | 26:523ac79471d8 | 172 | |
kkalsi | 26:523ac79471d8 | 173 | int X = x * 1000; //Pour enlever floating point et garder une précision |
kkalsi | 26:523ac79471d8 | 174 | int Y = y * 1000; |
kkalsi | 26:523ac79471d8 | 175 | int Z = z * 1000; |
kkalsi | 26:523ac79471d8 | 176 | |
kkalsi | 26:523ac79471d8 | 177 | int angle = (1000-(((2*X*X+2*Y*Y)*1000/(X*X+Y*Y+Z*Z)))); //Calcul vectoriel pour calculer l'angle à l'horizontal |
kkalsi | 26:523ac79471d8 | 178 | |
kkalsi | 26:523ac79471d8 | 179 | pc.printf("avant acos = %d", angle); |
kkalsi | 26:523ac79471d8 | 180 | |
kkalsi | 26:523ac79471d8 | 181 | float ratioZaccel = angle/1000.0; //Remettre en floating point pour acos |
kkalsi | 26:523ac79471d8 | 182 | int resultatRAD = 500*acos((ratioZaccel)); //Reponse en RAD |
kkalsi | 26:523ac79471d8 | 183 | |
kkalsi | 26:523ac79471d8 | 184 | pc.printf("valeur rad new= %d", resultatRAD); |
kkalsi | 26:523ac79471d8 | 185 | int degree = resultatRAD * 18000/31400; //Tranfo degree |
kkalsi | 26:523ac79471d8 | 186 | pc.printf("valeur deg new = %d", degree); |
kkalsi | 26:523ac79471d8 | 187 | |
kkalsi | 26:523ac79471d8 | 188 | pc.printf("valeur deg new = %d", degree); |
kkalsi | 26:523ac79471d8 | 189 | |
kkalsi | 26:523ac79471d8 | 190 | |
kkalsi | 26:523ac79471d8 | 191 | int digit; // extracting digits |
kkalsi | 26:523ac79471d8 | 192 | int digits[4] = {0,0,0,0}; |
kkalsi | 26:523ac79471d8 | 193 | int i = 0; |
kkalsi | 26:523ac79471d8 | 194 | while(degree > 0) { |
kkalsi | 26:523ac79471d8 | 195 | digit = degree % 10; //to get the right most digit |
kkalsi | 26:523ac79471d8 | 196 | digits[i]=digit; |
kkalsi | 26:523ac79471d8 | 197 | pc.printf("digit %d = %d, degree int: %d", i, digits[i], degree); |
kkalsi | 26:523ac79471d8 | 198 | degree /= 10; //reduce the number by one digit |
kkalsi | 26:523ac79471d8 | 199 | ++i; |
kkalsi | 26:523ac79471d8 | 200 | } |
kkalsi | 26:523ac79471d8 | 201 | |
kkalsi | 26:523ac79471d8 | 202 | UART3Transmit(0x77); // Decimal control command // Pour la communication UART |
kkalsi | 26:523ac79471d8 | 203 | UART3Transmit(0x04);// Turn on decimal |
kkalsi | 26:523ac79471d8 | 204 | |
kkalsi | 26:523ac79471d8 | 205 | UART3Transmit(digits[3]); |
kkalsi | 26:523ac79471d8 | 206 | UART3Transmit(digits[2]); |
kkalsi | 26:523ac79471d8 | 207 | UART3Transmit(digits[1]); |
kkalsi | 26:523ac79471d8 | 208 | UART3Transmit(digits[0]); //UART3Transmit(0xA5); |
kkalsi | 26:523ac79471d8 | 209 | } |
kkalsi | 26:523ac79471d8 | 210 | } |
kkalsi | 26:523ac79471d8 | 211 | */ |
kkalsi | 26:523ac79471d8 | 212 | |
kkalsi | 26:523ac79471d8 | 213 | |
kkalsi | 26:523ac79471d8 | 214 | /* // communication I2C |
kkalsi | 3:8494c3f7108d | 215 | Serial pc(USBTX, USBRX); // tx, rx |
vincentlabbe | 25:16a041dd21db | 216 | I2C i2c(p9,p10); |
vincentlabbe | 25:16a041dd21db | 217 | |
kkalsi | 2:42408ce8f4ae | 218 | int main() { |
vincentlabbe | 25:16a041dd21db | 219 | i2c.frequency(100000); |
vincentlabbe | 25:16a041dd21db | 220 | char cmd[2] = {0,0}; |
vincentlabbe | 25:16a041dd21db | 221 | int addr = 0x5A; |
vincentlabbe | 25:16a041dd21db | 222 | int data = 0xA4; |
vincentlabbe | 25:16a041dd21db | 223 | cmd[0] = addr; |
vincentlabbe | 25:16a041dd21db | 224 | cmd[1] = data; |
vincentlabbe | 25:16a041dd21db | 225 | |
vincentlabbe | 25:16a041dd21db | 226 | while(1){ |
vincentlabbe | 25:16a041dd21db | 227 | i2c.write(0x3A,cmd,2); |
vincentlabbe | 25:16a041dd21db | 228 | wait_ms(5); |
kkalsi | 2:42408ce8f4ae | 229 | } |
vincentlabbe | 25:16a041dd21db | 230 | } |
vincentlabbe | 25:16a041dd21db | 231 | */ |
kkalsi | 26:523ac79471d8 | 232 | // I2C write |
kkalsi | 26:523ac79471d8 | 233 | //i2c.frequency(100000); |
kkalsi | 26:523ac79471d8 | 234 | //int cmd[0] = 0x0D; |
kkalsi | 26:523ac79471d8 | 235 | //12c.write(addr,cmd,1,true); |
kkalsi | 26:523ac79471d8 | 236 | //i2c.read(addr,cmd,1); |
kkalsi | 26:523ac79471d8 | 237 | |
kkalsi | 26:523ac79471d8 | 238 | /* // communication UART |
kkalsi | 2:42408ce8f4ae | 239 | Serial pc(USBTX, USBRX); // tx, rx |
kkalsi | 22:706708bc4c1a | 240 | Serial mc(p9,p10); |
kkalsi | 2:42408ce8f4ae | 241 | int main() { |
kkalsi | 2:42408ce8f4ae | 242 | |
kkalsi | 22:706708bc4c1a | 243 | int nombre; |
kkalsi | 2:42408ce8f4ae | 244 | pc.printf("Entrez un nombre de 4 chiffres : "); |
kkalsi | 2:42408ce8f4ae | 245 | pc.scanf("%d", &nombre); |
kkalsi | 2:42408ce8f4ae | 246 | pc.printf("Votre numero entrez est le : %d", nombre); |
kkalsi | 22:706708bc4c1a | 247 | //mc.printf(nombre); |
kkalsi | 22:706708bc4c1a | 248 | mc.putc(nombre); |
kkalsi | 2:42408ce8f4ae | 249 | } |
kkalsi | 2:42408ce8f4ae | 250 | */ |
simon | 0:fb6bbc10ffa0 | 251 | |
kkalsi | 2:42408ce8f4ae | 252 | /* |
kkalsi | 26:523ac79471d8 | 253 | DigitalOut myled(LED3); |
simon | 0:fb6bbc10ffa0 | 254 | |
simon | 0:fb6bbc10ffa0 | 255 | int main() { |
simon | 0:fb6bbc10ffa0 | 256 | while(1) { |
simon | 0:fb6bbc10ffa0 | 257 | myled = 1; |
simon | 0:fb6bbc10ffa0 | 258 | wait(0.2); |
simon | 0:fb6bbc10ffa0 | 259 | myled = 0; |
simon | 0:fb6bbc10ffa0 | 260 | wait(0.2); |
simon | 0:fb6bbc10ffa0 | 261 | } |
simon | 0:fb6bbc10ffa0 | 262 | } |
kkalsi | 28:f56de0b0764e | 263 | */ |
kkalsi | 28:f56de0b0764e | 264 | |
kkalsi | 28:f56de0b0764e | 265 | // I2C write |
kkalsi | 28:f56de0b0764e | 266 | /* |
kkalsi | 28:f56de0b0764e | 267 | I2C i2c( p28, p26 ); // sda, scl |
kkalsi | 28:f56de0b0764e | 268 | |
kkalsi | 28:f56de0b0764e | 269 | int main() { |
kkalsi | 28:f56de0b0764e | 270 | char data[3]; |
kkalsi | 28:f56de0b0764e | 271 | |
kkalsi | 28:f56de0b0764e | 272 | data[0] = 0x16; |
kkalsi | 28:f56de0b0764e | 273 | data[1] = 0x55; |
kkalsi | 28:f56de0b0764e | 274 | data[2] = 0x55; |
kkalsi | 28:f56de0b0764e | 275 | |
kkalsi | 28:f56de0b0764e | 276 | i2c.write( 0xC0, data, 3 ); //0xC0 is slave adress |
kkalsi | 28:f56de0b0764e | 277 | }*/ |
kkalsi | 28:f56de0b0764e | 278 | |
kkalsi | 28:f56de0b0764e | 279 | // I2C Read |
kkalsi | 28:f56de0b0764e | 280 | /* |
kkalsi | 28:f56de0b0764e | 281 | short read_sensor_lower_8bit( void ) |
kkalsi | 28:f56de0b0764e | 282 | { |
kkalsi | 28:f56de0b0764e | 283 | char v; |
kkalsi | 28:f56de0b0764e | 284 | char cmd; |
kkalsi | 28:f56de0b0764e | 285 | |
kkalsi | 28:f56de0b0764e | 286 | cmd = 0x05; |
kkalsi | 28:f56de0b0764e | 287 | |
kkalsi | 28:f56de0b0764e | 288 | i2c.write( 0x88, &cmd, 1 ); |
kkalsi | 28:f56de0b0764e | 289 | i2c.read( 0x88, &v, 1 ); |
kkalsi | 28:f56de0b0764e | 290 | |
kkalsi | 28:f56de0b0764e | 291 | return( v ); |
kkalsi | 28:f56de0b0764e | 292 | } |
kkalsi | 28:f56de0b0764e | 293 | */ |
kkalsi | 28:f56de0b0764e | 294 | |
kkalsi | 28:f56de0b0764e | 295 | /* |
kkalsi | 28:f56de0b0764e | 296 | int main() { |
kkalsi | 28:f56de0b0764e | 297 | set_time(1256729737); // Set RTC time to Wed, 28 Oct 2009 11:35:37 |
kkalsi | 28:f56de0b0764e | 298 | }*/ |
kkalsi | 28:f56de0b0764e | 299 | |
kkalsi | 28:f56de0b0764e | 300 | /* |
kkalsi | 28:f56de0b0764e | 301 | int main() { |
kkalsi | 28:f56de0b0764e | 302 | while(1) { |
kkalsi | 28:f56de0b0764e | 303 | time_t seconds = time(NULL); |
kkalsi | 28:f56de0b0764e | 304 | |
kkalsi | 28:f56de0b0764e | 305 | printf("Time as seconds since January 1, 1970 = %d\n", seconds); |
kkalsi | 28:f56de0b0764e | 306 | |
kkalsi | 28:f56de0b0764e | 307 | printf("Time as a basic string = %s", ctime(&seconds)); |
kkalsi | 28:f56de0b0764e | 308 | |
kkalsi | 28:f56de0b0764e | 309 | char buffer[32]; |
kkalsi | 28:f56de0b0764e | 310 | strftime(buffer, 32, "%I:%M %p\n", localtime(&seconds)); |
kkalsi | 28:f56de0b0764e | 311 | printf("Time as a custom formatted string = %s", buffer); |
kkalsi | 28:f56de0b0764e | 312 | |
kkalsi | 28:f56de0b0764e | 313 | wait(1); |
kkalsi | 28:f56de0b0764e | 314 | } |
kkalsi | 28:f56de0b0764e | 315 | }*/ |
kkalsi | 28:f56de0b0764e | 316 | /* |
kkalsi | 28:f56de0b0764e | 317 | int main() { |
kkalsi | 28:f56de0b0764e | 318 | |
kkalsi | 28:f56de0b0764e | 319 | // get the current time from the terminal |
kkalsi | 28:f56de0b0764e | 320 | struct tm t; |
kkalsi | 28:f56de0b0764e | 321 | printf("Enter current date and time:\n"); |
kkalsi | 28:f56de0b0764e | 322 | printf("YYYY MM DD HH MM SS[enter]\n"); |
kkalsi | 28:f56de0b0764e | 323 | scanf("%d %d %d %d %d %d", &t.tm_year, &t.tm_mon, &t.tm_mday |
kkalsi | 28:f56de0b0764e | 324 | , &t.tm_hour, &t.tm_min, &t.tm_sec); |
kkalsi | 28:f56de0b0764e | 325 | |
kkalsi | 28:f56de0b0764e | 326 | // adjust for tm structure required values |
kkalsi | 28:f56de0b0764e | 327 | t.tm_year = t.tm_year - 1900; |
kkalsi | 28:f56de0b0764e | 328 | t.tm_mon = t.tm_mon - 1; |
kkalsi | 28:f56de0b0764e | 329 | |
kkalsi | 28:f56de0b0764e | 330 | // set the time |
kkalsi | 28:f56de0b0764e | 331 | set_time(mktime(&t)); |
kkalsi | 28:f56de0b0764e | 332 | |
kkalsi | 28:f56de0b0764e | 333 | // display the time |
kkalsi | 28:f56de0b0764e | 334 | while(1) { |
kkalsi | 28:f56de0b0764e | 335 | time_t seconds = time(NULL); |
kkalsi | 28:f56de0b0764e | 336 | printf("Time as a basic string = %s", ctime(&seconds)); |
kkalsi | 28:f56de0b0764e | 337 | wait(1); |
kkalsi | 28:f56de0b0764e | 338 | } |
kkalsi | 28:f56de0b0764e | 339 | }*/ |