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add all sensors used
Dependencies: mbed QEI-1 nRF24L01P xiugai
sensors/sensors.cpp@7:dc221ddd4588, 2020-12-01 (annotated)
- Committer:
- brainliang
- Date:
- Tue Dec 01 01:38:26 2020 +0000
- Revision:
- 7:dc221ddd4588
peixun_template
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
brainliang | 7:dc221ddd4588 | 1 | #include "sensors.h" |
brainliang | 7:dc221ddd4588 | 2 | |
brainliang | 7:dc221ddd4588 | 3 | #ifdef ENABLE_SENSORS |
brainliang | 7:dc221ddd4588 | 4 | |
brainliang | 7:dc221ddd4588 | 5 | #include "mbed.h" |
brainliang | 7:dc221ddd4588 | 6 | |
brainliang | 7:dc221ddd4588 | 7 | extern Serial ser2usb; |
brainliang | 7:dc221ddd4588 | 8 | extern DigitalOut myled; |
brainliang | 7:dc221ddd4588 | 9 | //============================================================SR501 |
brainliang | 7:dc221ddd4588 | 10 | void sr501::triggered() //触发中断!! |
brainliang | 7:dc221ddd4588 | 11 | { |
brainliang | 7:dc221ddd4588 | 12 | // ser2usb.printf("sr501 Triggered!\r\n"); |
brainliang | 7:dc221ddd4588 | 13 | status = true; |
brainliang | 7:dc221ddd4588 | 14 | } |
brainliang | 7:dc221ddd4588 | 15 | //-------- |
brainliang | 7:dc221ddd4588 | 16 | sr501::sr501(PinName pSignal) //启动热释电!!! |
brainliang | 7:dc221ddd4588 | 17 | : status(false), signal(pSignal) |
brainliang | 7:dc221ddd4588 | 18 | { |
brainliang | 7:dc221ddd4588 | 19 | signal.rise(callback(this, &sr501::triggered)); |
brainliang | 7:dc221ddd4588 | 20 | ser2usb.printf("sr501 start!\r\n"); |
brainliang | 7:dc221ddd4588 | 21 | } |
brainliang | 7:dc221ddd4588 | 22 | //------- |
brainliang | 7:dc221ddd4588 | 23 | bool sr501::operator==(const bool &target) |
brainliang | 7:dc221ddd4588 | 24 | { |
brainliang | 7:dc221ddd4588 | 25 | if(status == target) |
brainliang | 7:dc221ddd4588 | 26 | { |
brainliang | 7:dc221ddd4588 | 27 | return true; |
brainliang | 7:dc221ddd4588 | 28 | } |
brainliang | 7:dc221ddd4588 | 29 | else |
brainliang | 7:dc221ddd4588 | 30 | { |
brainliang | 7:dc221ddd4588 | 31 | return false; |
brainliang | 7:dc221ddd4588 | 32 | } |
brainliang | 7:dc221ddd4588 | 33 | } |
brainliang | 7:dc221ddd4588 | 34 | //------- |
brainliang | 7:dc221ddd4588 | 35 | void sr501::reset() |
brainliang | 7:dc221ddd4588 | 36 | { |
brainliang | 7:dc221ddd4588 | 37 | status = false; |
brainliang | 7:dc221ddd4588 | 38 | } |
brainliang | 7:dc221ddd4588 | 39 | //------- |
brainliang | 7:dc221ddd4588 | 40 | int sr501::read() |
brainliang | 7:dc221ddd4588 | 41 | { |
brainliang | 7:dc221ddd4588 | 42 | return signal.read(); |
brainliang | 7:dc221ddd4588 | 43 | } |
brainliang | 7:dc221ddd4588 | 44 | //------- |
brainliang | 7:dc221ddd4588 | 45 | #ifdef ENABLE_ESP8266 |
brainliang | 7:dc221ddd4588 | 46 | void sr501::send_status(Esp8266 & client, const char * topic) |
brainliang | 7:dc221ddd4588 | 47 | { |
brainliang | 7:dc221ddd4588 | 48 | char buff[32]; |
brainliang | 7:dc221ddd4588 | 49 | sprintf(buff, "%d", this->read()); |
brainliang | 7:dc221ddd4588 | 50 | |
brainliang | 7:dc221ddd4588 | 51 | ser2usb.printf("-----sr501-----\r\nSending message \"%s\" to topic \"%s\"\r\n", buff, topic); |
brainliang | 7:dc221ddd4588 | 52 | /*++++++++++++++++++++++++++++++++++++++++++*/ |
brainliang | 7:dc221ddd4588 | 53 | client.publish_value(topic, "_upload"); /* 务必先在topic下发布_upload消息 */ |
brainliang | 7:dc221ddd4588 | 54 | wait(0.01); /* 等一段时间后上传传感器数据 */ |
brainliang | 7:dc221ddd4588 | 55 | client.publish_value(topic, buff); /* 上传传感器数据后等一段时间 */ |
brainliang | 7:dc221ddd4588 | 56 | wait(0.01); /* 然后务必在topic下发布_end消息 */ |
brainliang | 7:dc221ddd4588 | 57 | client.publish_value(topic, "_end"); /*++++++++++++++++++++++++++++++++++++++++++*/ |
brainliang | 7:dc221ddd4588 | 58 | |
brainliang | 7:dc221ddd4588 | 59 | ser2usb.printf("Senging data done.\r\n"); |
brainliang | 7:dc221ddd4588 | 60 | } |
brainliang | 7:dc221ddd4588 | 61 | #endif // ENABLE_ESP8266 |
brainliang | 7:dc221ddd4588 | 62 | //========================================== //BH1750 |
brainliang | 7:dc221ddd4588 | 63 | BH1750::BH1750(PinName sda,PinName scl) //启动光强!!!!!(默认设置) |
brainliang | 7:dc221ddd4588 | 64 | :link(sda,scl) |
brainliang | 7:dc221ddd4588 | 65 | { |
brainliang | 7:dc221ddd4588 | 66 | status = true; |
brainliang | 7:dc221ddd4588 | 67 | char mode[1]={BH1750_CONTINUOUS_HIGH_RES_MODE}; |
brainliang | 7:dc221ddd4588 | 68 | ser2usb.printf("modifying\r\n"); |
brainliang | 7:dc221ddd4588 | 69 | while(status) |
brainliang | 7:dc221ddd4588 | 70 | { |
brainliang | 7:dc221ddd4588 | 71 | status = link.write(BH1750_I2CADDR, mode, sizeof(mode), false); |
brainliang | 7:dc221ddd4588 | 72 | wait_ms(10); |
brainliang | 7:dc221ddd4588 | 73 | } |
brainliang | 7:dc221ddd4588 | 74 | ser2usb.printf("BH1750 start with default mode!\r\n"); |
brainliang | 7:dc221ddd4588 | 75 | } |
brainliang | 7:dc221ddd4588 | 76 | //-------- |
brainliang | 7:dc221ddd4588 | 77 | BH1750::BH1750(PinName sda,PinName scl,char mode[]) //启动光强!!!!!(自定义设置) |
brainliang | 7:dc221ddd4588 | 78 | :link(sda,scl) |
brainliang | 7:dc221ddd4588 | 79 | { |
brainliang | 7:dc221ddd4588 | 80 | status = true; |
brainliang | 7:dc221ddd4588 | 81 | while(status) |
brainliang | 7:dc221ddd4588 | 82 | { |
brainliang | 7:dc221ddd4588 | 83 | status = link.write(BH1750_I2CADDR, mode, sizeof(mode), false); |
brainliang | 7:dc221ddd4588 | 84 | wait_ms(10); |
brainliang | 7:dc221ddd4588 | 85 | } |
brainliang | 7:dc221ddd4588 | 86 | ser2usb.printf("BH1750 start with customize mode!\r\n"); |
brainliang | 7:dc221ddd4588 | 87 | } |
brainliang | 7:dc221ddd4588 | 88 | //-------- |
brainliang | 7:dc221ddd4588 | 89 | float BH1750::getlightdata() //读取光强(lux) |
brainliang | 7:dc221ddd4588 | 90 | { |
brainliang | 7:dc221ddd4588 | 91 | status = true; |
brainliang | 7:dc221ddd4588 | 92 | status = link.read(BH1750_I2CADDR, rawdata, 2, false); |
brainliang | 7:dc221ddd4588 | 93 | if(!status) |
brainliang | 7:dc221ddd4588 | 94 | { |
brainliang | 7:dc221ddd4588 | 95 | float result = ((rawdata[0]<<8)|rawdata[1])/1.2; |
brainliang | 7:dc221ddd4588 | 96 | return result; |
brainliang | 7:dc221ddd4588 | 97 | } |
brainliang | 7:dc221ddd4588 | 98 | else |
brainliang | 7:dc221ddd4588 | 99 | { |
brainliang | 7:dc221ddd4588 | 100 | ser2usb.printf("BH1750 read fail!\r\n"); |
brainliang | 7:dc221ddd4588 | 101 | return -1; |
brainliang | 7:dc221ddd4588 | 102 | } |
brainliang | 7:dc221ddd4588 | 103 | } |
brainliang | 7:dc221ddd4588 | 104 | |
brainliang | 7:dc221ddd4588 | 105 | #ifdef ENABLE_ESP8266 |
brainliang | 7:dc221ddd4588 | 106 | void BH1750::send_data(Esp8266 & client, const char * topic) |
brainliang | 7:dc221ddd4588 | 107 | { |
brainliang | 7:dc221ddd4588 | 108 | char buff[32]; |
brainliang | 7:dc221ddd4588 | 109 | sprintf(buff, "%.3f", this->getlightdata()); |
brainliang | 7:dc221ddd4588 | 110 | |
brainliang | 7:dc221ddd4588 | 111 | ser2usb.printf("-----BH1750-----\r\nSending message \"%s\" to topic \"%s\"\r\n", buff, topic); |
brainliang | 7:dc221ddd4588 | 112 | |
brainliang | 7:dc221ddd4588 | 113 | client.publish_value(topic, "_upload"); |
brainliang | 7:dc221ddd4588 | 114 | wait(0.01); |
brainliang | 7:dc221ddd4588 | 115 | client.publish_value(topic, buff); |
brainliang | 7:dc221ddd4588 | 116 | wait(0.01); |
brainliang | 7:dc221ddd4588 | 117 | client.publish_value(topic, "_end"); |
brainliang | 7:dc221ddd4588 | 118 | |
brainliang | 7:dc221ddd4588 | 119 | ser2usb.printf("Senging data done.\r\n"); |
brainliang | 7:dc221ddd4588 | 120 | } |
brainliang | 7:dc221ddd4588 | 121 | #endif // ENABLE_ESP8266 |
brainliang | 7:dc221ddd4588 | 122 | //==============================================MQ-2 |
brainliang | 7:dc221ddd4588 | 123 | mq::mq(PinName dio) |
brainliang | 7:dc221ddd4588 | 124 | : status(false), signal(dio),signallevel(PC_13) |
brainliang | 7:dc221ddd4588 | 125 | { |
brainliang | 7:dc221ddd4588 | 126 | signal.fall(callback(this, &mq::triggered)); |
brainliang | 7:dc221ddd4588 | 127 | ser2usb.printf("mq start!\r\n"); |
brainliang | 7:dc221ddd4588 | 128 | } |
brainliang | 7:dc221ddd4588 | 129 | //-------- |
brainliang | 7:dc221ddd4588 | 130 | mq::mq(PinName dio,PinName aio) |
brainliang | 7:dc221ddd4588 | 131 | : status(false), signal(dio),signallevel(aio) |
brainliang | 7:dc221ddd4588 | 132 | { |
brainliang | 7:dc221ddd4588 | 133 | signal.fall(callback(this, &mq::triggered)); |
brainliang | 7:dc221ddd4588 | 134 | ser2usb.printf("mq start!\r\n"); |
brainliang | 7:dc221ddd4588 | 135 | } |
brainliang | 7:dc221ddd4588 | 136 | //-------- |
brainliang | 7:dc221ddd4588 | 137 | void mq::triggered() //触发中断!! |
brainliang | 7:dc221ddd4588 | 138 | { |
brainliang | 7:dc221ddd4588 | 139 | ser2usb.printf("mq Triggered!\r\n"); |
brainliang | 7:dc221ddd4588 | 140 | status = true; |
brainliang | 7:dc221ddd4588 | 141 | } |
brainliang | 7:dc221ddd4588 | 142 | //-------- |
brainliang | 7:dc221ddd4588 | 143 | bool mq::operator==(const bool &target) |
brainliang | 7:dc221ddd4588 | 144 | { |
brainliang | 7:dc221ddd4588 | 145 | if(status == target) |
brainliang | 7:dc221ddd4588 | 146 | { |
brainliang | 7:dc221ddd4588 | 147 | return true; |
brainliang | 7:dc221ddd4588 | 148 | } |
brainliang | 7:dc221ddd4588 | 149 | else |
brainliang | 7:dc221ddd4588 | 150 | { |
brainliang | 7:dc221ddd4588 | 151 | return false; |
brainliang | 7:dc221ddd4588 | 152 | } |
brainliang | 7:dc221ddd4588 | 153 | } |
brainliang | 7:dc221ddd4588 | 154 | //-------- |
brainliang | 7:dc221ddd4588 | 155 | float mq::getairdata() |
brainliang | 7:dc221ddd4588 | 156 | { |
brainliang | 7:dc221ddd4588 | 157 | return signallevel.read(); |
brainliang | 7:dc221ddd4588 | 158 | } |
brainliang | 7:dc221ddd4588 | 159 | //----------- |
brainliang | 7:dc221ddd4588 | 160 | void mq::reset() |
brainliang | 7:dc221ddd4588 | 161 | { |
brainliang | 7:dc221ddd4588 | 162 | status = false; |
brainliang | 7:dc221ddd4588 | 163 | } |
brainliang | 7:dc221ddd4588 | 164 | int mq::read() |
brainliang | 7:dc221ddd4588 | 165 | { |
brainliang | 7:dc221ddd4588 | 166 | return signal.read(); |
brainliang | 7:dc221ddd4588 | 167 | } |
brainliang | 7:dc221ddd4588 | 168 | |
brainliang | 7:dc221ddd4588 | 169 | #ifdef ENABLE_ESP8266 |
brainliang | 7:dc221ddd4588 | 170 | void mq::send_data(Esp8266 & client, const char * topic) |
brainliang | 7:dc221ddd4588 | 171 | { |
brainliang | 7:dc221ddd4588 | 172 | char buff[32]; |
brainliang | 7:dc221ddd4588 | 173 | sprintf(buff, "%d", this->read()); |
brainliang | 7:dc221ddd4588 | 174 | |
brainliang | 7:dc221ddd4588 | 175 | ser2usb.printf("-----mq-----\r\nSending message \"%s\" to topic \"%s\"\r\n", buff, topic); |
brainliang | 7:dc221ddd4588 | 176 | |
brainliang | 7:dc221ddd4588 | 177 | client.publish_value(topic, "_upload"); |
brainliang | 7:dc221ddd4588 | 178 | wait(0.01); |
brainliang | 7:dc221ddd4588 | 179 | client.publish_value(topic, buff); |
brainliang | 7:dc221ddd4588 | 180 | wait(0.01); |
brainliang | 7:dc221ddd4588 | 181 | client.publish_value(topic, "_end"); |
brainliang | 7:dc221ddd4588 | 182 | |
brainliang | 7:dc221ddd4588 | 183 | ser2usb.printf("Senging data done.\r\n"); |
brainliang | 7:dc221ddd4588 | 184 | } |
brainliang | 7:dc221ddd4588 | 185 | #endif // ENABLE_ESP8266 |
brainliang | 7:dc221ddd4588 | 186 | //===========================================DHT11 |
brainliang | 7:dc221ddd4588 | 187 | dht11::dht11(PinName pin) |
brainliang | 7:dc221ddd4588 | 188 | :datapin(pin) |
brainliang | 7:dc221ddd4588 | 189 | { |
brainliang | 7:dc221ddd4588 | 190 | starttime.start(); |
brainliang | 7:dc221ddd4588 | 191 | ser2usb.printf("dht11 start!\r\n"); |
brainliang | 7:dc221ddd4588 | 192 | } |
brainliang | 7:dc221ddd4588 | 193 | //---------- |
brainliang | 7:dc221ddd4588 | 194 | int dht11::getdata() |
brainliang | 7:dc221ddd4588 | 195 | { |
brainliang | 7:dc221ddd4588 | 196 | int timeout=10000; |
brainliang | 7:dc221ddd4588 | 197 | uint8_t data[5]; |
brainliang | 7:dc221ddd4588 | 198 | uint8_t bit=7; |
brainliang | 7:dc221ddd4588 | 199 | uint8_t count=0; |
brainliang | 7:dc221ddd4588 | 200 | |
brainliang | 7:dc221ddd4588 | 201 | for(int i=0;i<5;i++) |
brainliang | 7:dc221ddd4588 | 202 | { |
brainliang | 7:dc221ddd4588 | 203 | data[i]=0; |
brainliang | 7:dc221ddd4588 | 204 | } |
brainliang | 7:dc221ddd4588 | 205 | if(starttime.read_ms()<1500){while(starttime.read_ms()<1500){}starttime.stop();} |
brainliang | 7:dc221ddd4588 | 206 | |
brainliang | 7:dc221ddd4588 | 207 | datapin.output(); |
brainliang | 7:dc221ddd4588 | 208 | datapin=0; |
brainliang | 7:dc221ddd4588 | 209 | wait_ms(19); |
brainliang | 7:dc221ddd4588 | 210 | datapin=1; |
brainliang | 7:dc221ddd4588 | 211 | wait_us(30); |
brainliang | 7:dc221ddd4588 | 212 | datapin.input(); |
brainliang | 7:dc221ddd4588 | 213 | |
brainliang | 7:dc221ddd4588 | 214 | while(!datapin) |
brainliang | 7:dc221ddd4588 | 215 | { |
brainliang | 7:dc221ddd4588 | 216 | if(timeout--==0){ser2usb.printf("timeout!no reset\r\n");return 0;} |
brainliang | 7:dc221ddd4588 | 217 | } |
brainliang | 7:dc221ddd4588 | 218 | timeout=10000; |
brainliang | 7:dc221ddd4588 | 219 | while(datapin) |
brainliang | 7:dc221ddd4588 | 220 | { |
brainliang | 7:dc221ddd4588 | 221 | if(timeout--==0){ser2usb.printf("timeout! no response\r\n");return 0;} |
brainliang | 7:dc221ddd4588 | 222 | } |
brainliang | 7:dc221ddd4588 | 223 | timeout=10000; |
brainliang | 7:dc221ddd4588 | 224 | for(int i=0;i<40;i++) |
brainliang | 7:dc221ddd4588 | 225 | { |
brainliang | 7:dc221ddd4588 | 226 | while(!datapin) |
brainliang | 7:dc221ddd4588 | 227 | { |
brainliang | 7:dc221ddd4588 | 228 | if(timeout--==0){ser2usb.printf("timeout!\r\n");return 0;} |
brainliang | 7:dc221ddd4588 | 229 | } |
brainliang | 7:dc221ddd4588 | 230 | timer.start(); |
brainliang | 7:dc221ddd4588 | 231 | timeout=10000; |
brainliang | 7:dc221ddd4588 | 232 | while(datapin) |
brainliang | 7:dc221ddd4588 | 233 | { |
brainliang | 7:dc221ddd4588 | 234 | if(timeout--==0){ser2usb.printf("timeout!n\r\n");return 0;} |
brainliang | 7:dc221ddd4588 | 235 | } |
brainliang | 7:dc221ddd4588 | 236 | timeout=10000; |
brainliang | 7:dc221ddd4588 | 237 | long t=timer.read_us(); |
brainliang | 7:dc221ddd4588 | 238 | timer.stop(); |
brainliang | 7:dc221ddd4588 | 239 | timer.reset(); |
brainliang | 7:dc221ddd4588 | 240 | |
brainliang | 7:dc221ddd4588 | 241 | if(bit==0) |
brainliang | 7:dc221ddd4588 | 242 | { |
brainliang | 7:dc221ddd4588 | 243 | if(t>40){data[count]|=(1<<bit);} |
brainliang | 7:dc221ddd4588 | 244 | bit=7; |
brainliang | 7:dc221ddd4588 | 245 | count++; |
brainliang | 7:dc221ddd4588 | 246 | } |
brainliang | 7:dc221ddd4588 | 247 | else |
brainliang | 7:dc221ddd4588 | 248 | { |
brainliang | 7:dc221ddd4588 | 249 | if(t>40) |
brainliang | 7:dc221ddd4588 | 250 | { |
brainliang | 7:dc221ddd4588 | 251 | data[count]|=(1<<bit); |
brainliang | 7:dc221ddd4588 | 252 | } |
brainliang | 7:dc221ddd4588 | 253 | bit--; |
brainliang | 7:dc221ddd4588 | 254 | } |
brainliang | 7:dc221ddd4588 | 255 | } |
brainliang | 7:dc221ddd4588 | 256 | datapin=1; |
brainliang | 7:dc221ddd4588 | 257 | if(data[4]==data[0]+data[1]+data[2]+data[3]) |
brainliang | 7:dc221ddd4588 | 258 | { |
brainliang | 7:dc221ddd4588 | 259 | //ser2usb.printf("Humidity (%):%f\r\n",(float)data[0]); |
brainliang | 7:dc221ddd4588 | 260 | //ser2usb.printf("Temperature (oC): %f\r\n",(float)data[2]); |
brainliang | 7:dc221ddd4588 | 261 | H=data[0]+data[1]/10.0; |
brainliang | 7:dc221ddd4588 | 262 | T=data[2]+data[3]/10.0; |
brainliang | 7:dc221ddd4588 | 263 | return 1; |
brainliang | 7:dc221ddd4588 | 264 | } |
brainliang | 7:dc221ddd4588 | 265 | else |
brainliang | 7:dc221ddd4588 | 266 | { |
brainliang | 7:dc221ddd4588 | 267 | ser2usb.printf("error!\r\ndata0:%d\tdata1:%d\r\ndata2:%d\tdata3:%d\r\ndata4:%d\r\n", |
brainliang | 7:dc221ddd4588 | 268 | (int)data[0], |
brainliang | 7:dc221ddd4588 | 269 | (int)data[1], |
brainliang | 7:dc221ddd4588 | 270 | (int)data[2], |
brainliang | 7:dc221ddd4588 | 271 | (int)data[3], |
brainliang | 7:dc221ddd4588 | 272 | (int)data[4]); |
brainliang | 7:dc221ddd4588 | 273 | return 0; |
brainliang | 7:dc221ddd4588 | 274 | } |
brainliang | 7:dc221ddd4588 | 275 | } |
brainliang | 7:dc221ddd4588 | 276 | //------- |
brainliang | 7:dc221ddd4588 | 277 | float dht11::gethumidity() |
brainliang | 7:dc221ddd4588 | 278 | { |
brainliang | 7:dc221ddd4588 | 279 | return H; |
brainliang | 7:dc221ddd4588 | 280 | } |
brainliang | 7:dc221ddd4588 | 281 | //------- |
brainliang | 7:dc221ddd4588 | 282 | float dht11::gettemperature() |
brainliang | 7:dc221ddd4588 | 283 | { |
brainliang | 7:dc221ddd4588 | 284 | return T; |
brainliang | 7:dc221ddd4588 | 285 | } |
brainliang | 7:dc221ddd4588 | 286 | |
brainliang | 7:dc221ddd4588 | 287 | #ifdef ENABLE_ESP8266 |
brainliang | 7:dc221ddd4588 | 288 | void dht11::send_temp(Esp8266 & client, const char * topic) |
brainliang | 7:dc221ddd4588 | 289 | { |
brainliang | 7:dc221ddd4588 | 290 | char buff[32]; |
brainliang | 7:dc221ddd4588 | 291 | if(this->getdata()) |
brainliang | 7:dc221ddd4588 | 292 | sprintf(buff, "%.3f", this->gettemperature()); |
brainliang | 7:dc221ddd4588 | 293 | else |
brainliang | 7:dc221ddd4588 | 294 | { |
brainliang | 7:dc221ddd4588 | 295 | ser2usb.printf("dht11 not aviliable\r\n"); |
brainliang | 7:dc221ddd4588 | 296 | return; |
brainliang | 7:dc221ddd4588 | 297 | } |
brainliang | 7:dc221ddd4588 | 298 | |
brainliang | 7:dc221ddd4588 | 299 | ser2usb.printf("Sending message \"%s\" to topic \"%s\"\r\n", buff, topic); |
brainliang | 7:dc221ddd4588 | 300 | |
brainliang | 7:dc221ddd4588 | 301 | client.publish_value(topic, "_upload"); |
brainliang | 7:dc221ddd4588 | 302 | wait(0.01); |
brainliang | 7:dc221ddd4588 | 303 | client.publish_value(topic, buff); |
brainliang | 7:dc221ddd4588 | 304 | wait(0.01); |
brainliang | 7:dc221ddd4588 | 305 | client.publish_value(topic, "_end"); |
brainliang | 7:dc221ddd4588 | 306 | |
brainliang | 7:dc221ddd4588 | 307 | ser2usb.printf("Senging data done.\r\n"); |
brainliang | 7:dc221ddd4588 | 308 | } |
brainliang | 7:dc221ddd4588 | 309 | void dht11::send_humi(Esp8266 & client, const char * topic) |
brainliang | 7:dc221ddd4588 | 310 | { |
brainliang | 7:dc221ddd4588 | 311 | char buff[32]; |
brainliang | 7:dc221ddd4588 | 312 | if(this->getdata()) |
brainliang | 7:dc221ddd4588 | 313 | sprintf(buff, "%.3f", this->gethumidity()); |
brainliang | 7:dc221ddd4588 | 314 | else |
brainliang | 7:dc221ddd4588 | 315 | { |
brainliang | 7:dc221ddd4588 | 316 | ser2usb.printf("dht11 not aviliable\r\n"); |
brainliang | 7:dc221ddd4588 | 317 | return; |
brainliang | 7:dc221ddd4588 | 318 | } |
brainliang | 7:dc221ddd4588 | 319 | |
brainliang | 7:dc221ddd4588 | 320 | ser2usb.printf("-----dht11-----\r\nSending message \"%s\" to topic \"%s\"\r\n", buff, topic); |
brainliang | 7:dc221ddd4588 | 321 | |
brainliang | 7:dc221ddd4588 | 322 | client.publish_value(topic, "_upload"); |
brainliang | 7:dc221ddd4588 | 323 | wait(0.01); |
brainliang | 7:dc221ddd4588 | 324 | client.publish_value(topic, buff); |
brainliang | 7:dc221ddd4588 | 325 | wait(0.01); |
brainliang | 7:dc221ddd4588 | 326 | client.publish_value(topic, "_end"); |
brainliang | 7:dc221ddd4588 | 327 | |
brainliang | 7:dc221ddd4588 | 328 | ser2usb.printf("Senging data done.\r\n"); |
brainliang | 7:dc221ddd4588 | 329 | } |
brainliang | 7:dc221ddd4588 | 330 | #endif // ENABLE_ESP8266 |
brainliang | 7:dc221ddd4588 | 331 | //============================================DS18B20 |
brainliang | 7:dc221ddd4588 | 332 | DS18B20::DS18B20(PinName pin) |
brainliang | 7:dc221ddd4588 | 333 | :datapin(pin) |
brainliang | 7:dc221ddd4588 | 334 | { |
brainliang | 7:dc221ddd4588 | 335 | if(start()){ser2usb.printf("DS18B20 started\r\n");} |
brainliang | 7:dc221ddd4588 | 336 | } |
brainliang | 7:dc221ddd4588 | 337 | //----------- |
brainliang | 7:dc221ddd4588 | 338 | int DS18B20::start() |
brainliang | 7:dc221ddd4588 | 339 | { |
brainliang | 7:dc221ddd4588 | 340 | //ser2usb.printf("starting\r\n"); |
brainliang | 7:dc221ddd4588 | 341 | datapin.output(); |
brainliang | 7:dc221ddd4588 | 342 | datapin=0; |
brainliang | 7:dc221ddd4588 | 343 | wait_us(600); |
brainliang | 7:dc221ddd4588 | 344 | datapin.input(); |
brainliang | 7:dc221ddd4588 | 345 | datapin.mode(PullUp); |
brainliang | 7:dc221ddd4588 | 346 | wait_us(70); |
brainliang | 7:dc221ddd4588 | 347 | while(datapin.read()){return 0;} |
brainliang | 7:dc221ddd4588 | 348 | //ser2usb.printf("started\r\n"); |
brainliang | 7:dc221ddd4588 | 349 | wait_us(250); |
brainliang | 7:dc221ddd4588 | 350 | return 1; |
brainliang | 7:dc221ddd4588 | 351 | } |
brainliang | 7:dc221ddd4588 | 352 | //---------- |
brainliang | 7:dc221ddd4588 | 353 | void DS18B20::writebyte(uint8_t send) |
brainliang | 7:dc221ddd4588 | 354 | { |
brainliang | 7:dc221ddd4588 | 355 | datapin.output(); |
brainliang | 7:dc221ddd4588 | 356 | datapin=1; |
brainliang | 7:dc221ddd4588 | 357 | wait_us(20); |
brainliang | 7:dc221ddd4588 | 358 | for(int i=0;i<8;i++) |
brainliang | 7:dc221ddd4588 | 359 | { |
brainliang | 7:dc221ddd4588 | 360 | datapin.output(); |
brainliang | 7:dc221ddd4588 | 361 | datapin=0; //产生读写时序的起始信号 |
brainliang | 7:dc221ddd4588 | 362 | wait_us(2); //要求至少1us的延时 |
brainliang | 7:dc221ddd4588 | 363 | datapin=send & 0x01; //对总线赋值,从最低位开始写起 |
brainliang | 7:dc221ddd4588 | 364 | wait_us(70);//延时70us,写0在60~120us之间释放,写1的话大于60us均可释放 |
brainliang | 7:dc221ddd4588 | 365 | datapin=1; //释放总线,为下一次mcu送数据做准备, |
brainliang | 7:dc221ddd4588 | 366 | send>>=1; //有效数据移动到最低位,2次写数据间隙至少需1us |
brainliang | 7:dc221ddd4588 | 367 | } |
brainliang | 7:dc221ddd4588 | 368 | datapin.output(); |
brainliang | 7:dc221ddd4588 | 369 | datapin=1; |
brainliang | 7:dc221ddd4588 | 370 | wait_us(70); |
brainliang | 7:dc221ddd4588 | 371 | } |
brainliang | 7:dc221ddd4588 | 372 | //----------- |
brainliang | 7:dc221ddd4588 | 373 | uint8_t DS18B20::readByte() //mcu读一个字节 |
brainliang | 7:dc221ddd4588 | 374 | { |
brainliang | 7:dc221ddd4588 | 375 | uint8_t i,value=0; |
brainliang | 7:dc221ddd4588 | 376 | for(i=0;i<8;i++) |
brainliang | 7:dc221ddd4588 | 377 | { |
brainliang | 7:dc221ddd4588 | 378 | datapin.output(); |
brainliang | 7:dc221ddd4588 | 379 | datapin=0; //起始信号 |
brainliang | 7:dc221ddd4588 | 380 | wait_us(2); |
brainliang | 7:dc221ddd4588 | 381 | datapin.input(); //mcu释放总线 |
brainliang | 7:dc221ddd4588 | 382 | datapin.mode(PullUp); |
brainliang | 7:dc221ddd4588 | 383 | if(datapin) |
brainliang | 7:dc221ddd4588 | 384 | { |
brainliang | 7:dc221ddd4588 | 385 | value=value|0x80;//保存高电平数据,低电平的话不用保存,移位后默认是0 |
brainliang | 7:dc221ddd4588 | 386 | } |
brainliang | 7:dc221ddd4588 | 387 | value>>=1; |
brainliang | 7:dc221ddd4588 | 388 | wait_us(30); //延时40us |
brainliang | 7:dc221ddd4588 | 389 | } |
brainliang | 7:dc221ddd4588 | 390 | return value; |
brainliang | 7:dc221ddd4588 | 391 | } |
brainliang | 7:dc221ddd4588 | 392 | //------------ |
brainliang | 7:dc221ddd4588 | 393 | float DS18B20::transfer(uint8_t h,uint8_t l) |
brainliang | 7:dc221ddd4588 | 394 | { |
brainliang | 7:dc221ddd4588 | 395 | //h=0x01; |
brainliang | 7:dc221ddd4588 | 396 | //l=0x01; |
brainliang | 7:dc221ddd4588 | 397 | int flag=(h&0x01)>>7; |
brainliang | 7:dc221ddd4588 | 398 | if(!flag) |
brainliang | 7:dc221ddd4588 | 399 | { |
brainliang | 7:dc221ddd4588 | 400 | float i=(h*256+l)*0.25; |
brainliang | 7:dc221ddd4588 | 401 | //ser2usb.printf("flag:%d\th:%d\tl:%d\r\n",flag,h,l); |
brainliang | 7:dc221ddd4588 | 402 | return i; |
brainliang | 7:dc221ddd4588 | 403 | } |
brainliang | 7:dc221ddd4588 | 404 | else |
brainliang | 7:dc221ddd4588 | 405 | { |
brainliang | 7:dc221ddd4588 | 406 | float i=((~h)*256+(~l))*0.25*-1; |
brainliang | 7:dc221ddd4588 | 407 | //ser2usb.printf("flag:%d\th:%d\tl:%d\r\n",flag,h,l); |
brainliang | 7:dc221ddd4588 | 408 | return i; |
brainliang | 7:dc221ddd4588 | 409 | } |
brainliang | 7:dc221ddd4588 | 410 | } |
brainliang | 7:dc221ddd4588 | 411 | //---------- |
brainliang | 7:dc221ddd4588 | 412 | int DS18B20::getdata() |
brainliang | 7:dc221ddd4588 | 413 | { |
brainliang | 7:dc221ddd4588 | 414 | T=5000; |
brainliang | 7:dc221ddd4588 | 415 | start(); |
brainliang | 7:dc221ddd4588 | 416 | writebyte(0xcc); |
brainliang | 7:dc221ddd4588 | 417 | writebyte(0x44); |
brainliang | 7:dc221ddd4588 | 418 | wait(2); |
brainliang | 7:dc221ddd4588 | 419 | |
brainliang | 7:dc221ddd4588 | 420 | start(); |
brainliang | 7:dc221ddd4588 | 421 | writebyte(0xcc); |
brainliang | 7:dc221ddd4588 | 422 | writebyte(0xbe); |
brainliang | 7:dc221ddd4588 | 423 | uint8_t a=readByte();//l |
brainliang | 7:dc221ddd4588 | 424 | uint8_t b=readByte();//h |
brainliang | 7:dc221ddd4588 | 425 | T=transfer(b,a); |
brainliang | 7:dc221ddd4588 | 426 | |
brainliang | 7:dc221ddd4588 | 427 | if(T==5000){return 0;} |
brainliang | 7:dc221ddd4588 | 428 | else{return 1;} |
brainliang | 7:dc221ddd4588 | 429 | } |
brainliang | 7:dc221ddd4588 | 430 | //---------- |
brainliang | 7:dc221ddd4588 | 431 | float DS18B20::gettemperature() |
brainliang | 7:dc221ddd4588 | 432 | { |
brainliang | 7:dc221ddd4588 | 433 | if(getdata()){return T;} |
brainliang | 7:dc221ddd4588 | 434 | else{ser2usb.printf("get temperature fail!\r\n");return 0;} |
brainliang | 7:dc221ddd4588 | 435 | } |
brainliang | 7:dc221ddd4588 | 436 | |
brainliang | 7:dc221ddd4588 | 437 | #ifdef ENABLE_ESP8266 |
brainliang | 7:dc221ddd4588 | 438 | void DS18B20::send_temp(Esp8266 & client, const char * topic) |
brainliang | 7:dc221ddd4588 | 439 | { |
brainliang | 7:dc221ddd4588 | 440 | char buff[32]; |
brainliang | 7:dc221ddd4588 | 441 | if(this->getdata()) |
brainliang | 7:dc221ddd4588 | 442 | sprintf(buff, "%.3f", this->gettemperature()); |
brainliang | 7:dc221ddd4588 | 443 | else |
brainliang | 7:dc221ddd4588 | 444 | { |
brainliang | 7:dc221ddd4588 | 445 | ser2usb.printf("dht11 not aviliable\r\n"); |
brainliang | 7:dc221ddd4588 | 446 | return; |
brainliang | 7:dc221ddd4588 | 447 | } |
brainliang | 7:dc221ddd4588 | 448 | |
brainliang | 7:dc221ddd4588 | 449 | ser2usb.printf("-----DS18B20-----\r\nSending message \"%s\" to topic \"%s\"\r\n", buff, topic); |
brainliang | 7:dc221ddd4588 | 450 | |
brainliang | 7:dc221ddd4588 | 451 | client.publish_value(topic, "_upload"); |
brainliang | 7:dc221ddd4588 | 452 | wait(0.01); |
brainliang | 7:dc221ddd4588 | 453 | client.publish_value(topic, buff); |
brainliang | 7:dc221ddd4588 | 454 | wait(0.01); |
brainliang | 7:dc221ddd4588 | 455 | client.publish_value(topic, "_end"); |
brainliang | 7:dc221ddd4588 | 456 | |
brainliang | 7:dc221ddd4588 | 457 | ser2usb.printf("Senging data done.\r\n"); |
brainliang | 7:dc221ddd4588 | 458 | } |
brainliang | 7:dc221ddd4588 | 459 | #endif // ENABLE_ESP8266 |
brainliang | 7:dc221ddd4588 | 460 | |
brainliang | 7:dc221ddd4588 | 461 | //==============================================YL-38 |
brainliang | 7:dc221ddd4588 | 462 | YL::YL(PinName dio) |
brainliang | 7:dc221ddd4588 | 463 | : status(false), signal(dio),signallevel(PC_13) |
brainliang | 7:dc221ddd4588 | 464 | { |
brainliang | 7:dc221ddd4588 | 465 | signal.fall(callback(this, &YL::triggered)); |
brainliang | 7:dc221ddd4588 | 466 | ser2usb.printf("YL start!\r\n"); |
brainliang | 7:dc221ddd4588 | 467 | } |
brainliang | 7:dc221ddd4588 | 468 | //-------- |
brainliang | 7:dc221ddd4588 | 469 | YL::YL(PinName dio,PinName aio) |
brainliang | 7:dc221ddd4588 | 470 | : status(false), signal(dio),signallevel(aio) |
brainliang | 7:dc221ddd4588 | 471 | { |
brainliang | 7:dc221ddd4588 | 472 | signal.fall(callback(this, &YL::triggered)); |
brainliang | 7:dc221ddd4588 | 473 | ser2usb.printf("YL start!\r\n"); |
brainliang | 7:dc221ddd4588 | 474 | } |
brainliang | 7:dc221ddd4588 | 475 | //-------- |
brainliang | 7:dc221ddd4588 | 476 | void YL::triggered() //触发中断!! |
brainliang | 7:dc221ddd4588 | 477 | { |
brainliang | 7:dc221ddd4588 | 478 | ser2usb.printf("YL Triggered!\r\n"); |
brainliang | 7:dc221ddd4588 | 479 | status = true; |
brainliang | 7:dc221ddd4588 | 480 | } |
brainliang | 7:dc221ddd4588 | 481 | //-------- |
brainliang | 7:dc221ddd4588 | 482 | bool YL::operator==(const bool &target) |
brainliang | 7:dc221ddd4588 | 483 | { |
brainliang | 7:dc221ddd4588 | 484 | if(status == target) |
brainliang | 7:dc221ddd4588 | 485 | { |
brainliang | 7:dc221ddd4588 | 486 | return true; |
brainliang | 7:dc221ddd4588 | 487 | } |
brainliang | 7:dc221ddd4588 | 488 | else |
brainliang | 7:dc221ddd4588 | 489 | { |
brainliang | 7:dc221ddd4588 | 490 | return false; |
brainliang | 7:dc221ddd4588 | 491 | } |
brainliang | 7:dc221ddd4588 | 492 | } |
brainliang | 7:dc221ddd4588 | 493 | //-------- |
brainliang | 7:dc221ddd4588 | 494 | float YL::getairdata() |
brainliang | 7:dc221ddd4588 | 495 | { |
brainliang | 7:dc221ddd4588 | 496 | return signallevel.read(); |
brainliang | 7:dc221ddd4588 | 497 | } |
brainliang | 7:dc221ddd4588 | 498 | //----------- |
brainliang | 7:dc221ddd4588 | 499 | void YL::reset() |
brainliang | 7:dc221ddd4588 | 500 | { |
brainliang | 7:dc221ddd4588 | 501 | status = false; |
brainliang | 7:dc221ddd4588 | 502 | } |
brainliang | 7:dc221ddd4588 | 503 | int YL::read() |
brainliang | 7:dc221ddd4588 | 504 | { |
brainliang | 7:dc221ddd4588 | 505 | return signal.read(); |
brainliang | 7:dc221ddd4588 | 506 | } |
brainliang | 7:dc221ddd4588 | 507 | |
brainliang | 7:dc221ddd4588 | 508 | #ifdef ENABLE_ESP8266 |
brainliang | 7:dc221ddd4588 | 509 | void YL::send_data(Esp8266 & client, const char * topic) |
brainliang | 7:dc221ddd4588 | 510 | { |
brainliang | 7:dc221ddd4588 | 511 | char buff[32]; |
brainliang | 7:dc221ddd4588 | 512 | sprintf(buff, "%d", this->read()); |
brainliang | 7:dc221ddd4588 | 513 | |
brainliang | 7:dc221ddd4588 | 514 | ser2usb.printf("-----YL-----\r\nSending message \"%s\" to topic \"%s\"\r\n", buff, topic); |
brainliang | 7:dc221ddd4588 | 515 | |
brainliang | 7:dc221ddd4588 | 516 | client.publish_value(topic, "_upload"); |
brainliang | 7:dc221ddd4588 | 517 | wait(0.01); |
brainliang | 7:dc221ddd4588 | 518 | client.publish_value(topic, buff); |
brainliang | 7:dc221ddd4588 | 519 | wait(0.01); |
brainliang | 7:dc221ddd4588 | 520 | client.publish_value(topic, "_end"); |
brainliang | 7:dc221ddd4588 | 521 | |
brainliang | 7:dc221ddd4588 | 522 | ser2usb.printf("Senging data done.\r\n"); |
brainliang | 7:dc221ddd4588 | 523 | } |
brainliang | 7:dc221ddd4588 | 524 | #endif // ENABLE_ESP8266 |
brainliang | 7:dc221ddd4588 | 525 | //============================================= |
brainliang | 7:dc221ddd4588 | 526 | BMP180::BMP180(PinName sda,PinName scl) |
brainliang | 7:dc221ddd4588 | 527 | :i2c(sda,scl) |
brainliang | 7:dc221ddd4588 | 528 | { |
brainliang | 7:dc221ddd4588 | 529 | OSS=OSS_3; |
brainliang | 7:dc221ddd4588 | 530 | uint8_t c = readByte(BMP180_ADDRESS, BMP180_WHO_AM_I); |
brainliang | 7:dc221ddd4588 | 531 | if(c == 0x55) |
brainliang | 7:dc221ddd4588 | 532 | { |
brainliang | 7:dc221ddd4588 | 533 | ser2usb.printf("BMP-180 is 0x%x\r\n", c); |
brainliang | 7:dc221ddd4588 | 534 | ser2usb.printf("BMP-180 should be 0x55\r\n"); |
brainliang | 7:dc221ddd4588 | 535 | ser2usb.printf("BMP-180 online...\r\n"); |
brainliang | 7:dc221ddd4588 | 536 | |
brainliang | 7:dc221ddd4588 | 537 | BMP180Calibration(); |
brainliang | 7:dc221ddd4588 | 538 | ser2usb.printf("BMP-180 calibration complete...\r\n"); |
brainliang | 7:dc221ddd4588 | 539 | } |
brainliang | 7:dc221ddd4588 | 540 | else |
brainliang | 7:dc221ddd4588 | 541 | { |
brainliang | 7:dc221ddd4588 | 542 | ser2usb.printf("BMP-180 is 0x%x\r\n", c); |
brainliang | 7:dc221ddd4588 | 543 | ser2usb.printf("BMP-180 should be 0x55\r\n"); |
brainliang | 7:dc221ddd4588 | 544 | while(1); // idle here forever |
brainliang | 7:dc221ddd4588 | 545 | } |
brainliang | 7:dc221ddd4588 | 546 | } |
brainliang | 7:dc221ddd4588 | 547 | void BMP180::writeByte(uint8_t address, uint8_t subAddress, uint8_t data) |
brainliang | 7:dc221ddd4588 | 548 | { |
brainliang | 7:dc221ddd4588 | 549 | char data_write[2]; |
brainliang | 7:dc221ddd4588 | 550 | data_write[0] = subAddress; |
brainliang | 7:dc221ddd4588 | 551 | data_write[1] = data; |
brainliang | 7:dc221ddd4588 | 552 | i2c.write(address, data_write, 2, 0); |
brainliang | 7:dc221ddd4588 | 553 | } |
brainliang | 7:dc221ddd4588 | 554 | |
brainliang | 7:dc221ddd4588 | 555 | char BMP180::readByte(uint8_t address, uint8_t subAddress) |
brainliang | 7:dc221ddd4588 | 556 | { |
brainliang | 7:dc221ddd4588 | 557 | char data[1]; // `data` will store the register data |
brainliang | 7:dc221ddd4588 | 558 | char data_write[1]; |
brainliang | 7:dc221ddd4588 | 559 | data_write[0] = subAddress; |
brainliang | 7:dc221ddd4588 | 560 | i2c.write(address, data_write, 1, 1); // no stop |
brainliang | 7:dc221ddd4588 | 561 | i2c.read(address, data, 1, 0); |
brainliang | 7:dc221ddd4588 | 562 | return data[0]; |
brainliang | 7:dc221ddd4588 | 563 | } |
brainliang | 7:dc221ddd4588 | 564 | |
brainliang | 7:dc221ddd4588 | 565 | void BMP180::readBytes(uint8_t address, uint8_t subAddress, uint8_t count, uint8_t * dest) |
brainliang | 7:dc221ddd4588 | 566 | { |
brainliang | 7:dc221ddd4588 | 567 | char data[14]; |
brainliang | 7:dc221ddd4588 | 568 | char data_write[1]; |
brainliang | 7:dc221ddd4588 | 569 | data_write[0] = subAddress; |
brainliang | 7:dc221ddd4588 | 570 | i2c.write(address, data_write, 1, 1); // no stop |
brainliang | 7:dc221ddd4588 | 571 | i2c.read(address, data, count, 0); |
brainliang | 7:dc221ddd4588 | 572 | for(int ii = 0; ii < count; ii++) { |
brainliang | 7:dc221ddd4588 | 573 | dest[ii] = data[ii]; |
brainliang | 7:dc221ddd4588 | 574 | } |
brainliang | 7:dc221ddd4588 | 575 | } |
brainliang | 7:dc221ddd4588 | 576 | |
brainliang | 7:dc221ddd4588 | 577 | |
brainliang | 7:dc221ddd4588 | 578 | // Stores all of the BMP180's calibration values into global variables |
brainliang | 7:dc221ddd4588 | 579 | // Calibration values are required to calculate temp and pressure |
brainliang | 7:dc221ddd4588 | 580 | // This function should be called at the beginning of the program |
brainliang | 7:dc221ddd4588 | 581 | // These BMP-180 functions were adapted from Jim Lindblom of SparkFun Electronics |
brainliang | 7:dc221ddd4588 | 582 | void BMP180::BMP180Calibration() |
brainliang | 7:dc221ddd4588 | 583 | { |
brainliang | 7:dc221ddd4588 | 584 | ac1 = readByte(BMP180_ADDRESS, 0xAA) << 8 | readByte(BMP180_ADDRESS, 0xAB); |
brainliang | 7:dc221ddd4588 | 585 | ac2 = readByte(BMP180_ADDRESS, 0xAC) << 8 | readByte(BMP180_ADDRESS, 0xAD); |
brainliang | 7:dc221ddd4588 | 586 | ac3 = readByte(BMP180_ADDRESS, 0xAE) << 8 | readByte(BMP180_ADDRESS, 0xAF); |
brainliang | 7:dc221ddd4588 | 587 | ac4 = readByte(BMP180_ADDRESS, 0xB0) << 8 | readByte(BMP180_ADDRESS, 0xB1); |
brainliang | 7:dc221ddd4588 | 588 | ac5 = readByte(BMP180_ADDRESS, 0xB2) << 8 | readByte(BMP180_ADDRESS, 0xB3); |
brainliang | 7:dc221ddd4588 | 589 | ac6 = readByte(BMP180_ADDRESS, 0xB4) << 8 | readByte(BMP180_ADDRESS, 0xB5); |
brainliang | 7:dc221ddd4588 | 590 | b1 = readByte(BMP180_ADDRESS, 0xB6) << 8 | readByte(BMP180_ADDRESS, 0xB7); |
brainliang | 7:dc221ddd4588 | 591 | b2 = readByte(BMP180_ADDRESS, 0xB8) << 8 | readByte(BMP180_ADDRESS, 0xB9); |
brainliang | 7:dc221ddd4588 | 592 | mb = readByte(BMP180_ADDRESS, 0xBA) << 8 | readByte(BMP180_ADDRESS, 0xBB); |
brainliang | 7:dc221ddd4588 | 593 | mc = readByte(BMP180_ADDRESS, 0xBC) << 8 | readByte(BMP180_ADDRESS, 0xBD); |
brainliang | 7:dc221ddd4588 | 594 | md = readByte(BMP180_ADDRESS, 0xBE) << 8 | readByte(BMP180_ADDRESS, 0xBF); |
brainliang | 7:dc221ddd4588 | 595 | } |
brainliang | 7:dc221ddd4588 | 596 | |
brainliang | 7:dc221ddd4588 | 597 | // Temperature returned will be in units of 0.1 deg C |
brainliang | 7:dc221ddd4588 | 598 | long BMP180::BMP180GetTemperature() |
brainliang | 7:dc221ddd4588 | 599 | { |
brainliang | 7:dc221ddd4588 | 600 | long ut = 0; |
brainliang | 7:dc221ddd4588 | 601 | uint8_t rawData[2] = {0, 0}; |
brainliang | 7:dc221ddd4588 | 602 | |
brainliang | 7:dc221ddd4588 | 603 | writeByte(BMP180_ADDRESS, 0xF4, 0x2E); // start temperature measurement |
brainliang | 7:dc221ddd4588 | 604 | wait_ms(5); |
brainliang | 7:dc221ddd4588 | 605 | readBytes(BMP180_ADDRESS, 0xF6, 2, &rawData[0]); // read raw temperature measurement |
brainliang | 7:dc221ddd4588 | 606 | ut = rawData[0]*256+ rawData[1]; |
brainliang | 7:dc221ddd4588 | 607 | |
brainliang | 7:dc221ddd4588 | 608 | long x1, x2; |
brainliang | 7:dc221ddd4588 | 609 | |
brainliang | 7:dc221ddd4588 | 610 | x1 = (((long)ut - (long)ac6)*(long)ac5) >> 15; |
brainliang | 7:dc221ddd4588 | 611 | x2 = ((long)mc << 11)/(x1 + md); |
brainliang | 7:dc221ddd4588 | 612 | b5 = x1 + x2; |
brainliang | 7:dc221ddd4588 | 613 | |
brainliang | 7:dc221ddd4588 | 614 | return ((b5 + 8)>>4)/10.0; |
brainliang | 7:dc221ddd4588 | 615 | } |
brainliang | 7:dc221ddd4588 | 616 | |
brainliang | 7:dc221ddd4588 | 617 | // Calculate pressure read calibration values |
brainliang | 7:dc221ddd4588 | 618 | // b5 is also required so BMP180GetTemperature() must be called first. |
brainliang | 7:dc221ddd4588 | 619 | // Value returned will be pressure in units of Pa. |
brainliang | 7:dc221ddd4588 | 620 | long BMP180::BMP180GetPressure() |
brainliang | 7:dc221ddd4588 | 621 | { |
brainliang | 7:dc221ddd4588 | 622 | long up = 0; |
brainliang | 7:dc221ddd4588 | 623 | writeByte(BMP180_ADDRESS, 0xF4, 0x34 | OSS << 6); // Configure pressure measurement for highest resolution |
brainliang | 7:dc221ddd4588 | 624 | wait_ms(5+8*OSS); // delay 5 ms at lowest resolution, 29 ms at highest |
brainliang | 7:dc221ddd4588 | 625 | uint8_t rawData[3] = {0, 0, 0}; |
brainliang | 7:dc221ddd4588 | 626 | readBytes(BMP180_ADDRESS, 0xF6, 3, &rawData[0]); // read raw pressure measurement of 19 bits |
brainliang | 7:dc221ddd4588 | 627 | up = (((long) rawData[0] << 16) | ((long)rawData[1] << 8) | rawData[2]) >> (8 - OSS); |
brainliang | 7:dc221ddd4588 | 628 | |
brainliang | 7:dc221ddd4588 | 629 | long x1, x2, x3, b3, b6, p; |
brainliang | 7:dc221ddd4588 | 630 | unsigned long b4, b7; |
brainliang | 7:dc221ddd4588 | 631 | |
brainliang | 7:dc221ddd4588 | 632 | b6 = b5 - 4000; |
brainliang | 7:dc221ddd4588 | 633 | // Calculate B3 |
brainliang | 7:dc221ddd4588 | 634 | x1 = (b2 * (b6 * b6)>>12)>>11; |
brainliang | 7:dc221ddd4588 | 635 | x2 = (ac2 * b6)>>11; |
brainliang | 7:dc221ddd4588 | 636 | x3 = x1 + x2; |
brainliang | 7:dc221ddd4588 | 637 | b3 = (((((long)ac1)*4 + x3)<<OSS) + 2)>>2; |
brainliang | 7:dc221ddd4588 | 638 | |
brainliang | 7:dc221ddd4588 | 639 | // Calculate B4 |
brainliang | 7:dc221ddd4588 | 640 | x1 = (ac3 * b6)>>13; |
brainliang | 7:dc221ddd4588 | 641 | x2 = (b1 * ((b6 * b6)>>12))>>16; |
brainliang | 7:dc221ddd4588 | 642 | x3 = ((x1 + x2) + 2)>>2; |
brainliang | 7:dc221ddd4588 | 643 | b4 = (ac4 * (unsigned long)(x3 + 32768))>>15; |
brainliang | 7:dc221ddd4588 | 644 | |
brainliang | 7:dc221ddd4588 | 645 | b7 = ((unsigned long)(up - b3) * (50000>>OSS)); |
brainliang | 7:dc221ddd4588 | 646 | if (b7 < 0x80000000) |
brainliang | 7:dc221ddd4588 | 647 | p = (b7<<1)/b4; |
brainliang | 7:dc221ddd4588 | 648 | else |
brainliang | 7:dc221ddd4588 | 649 | p = (b7/b4)<<1; |
brainliang | 7:dc221ddd4588 | 650 | |
brainliang | 7:dc221ddd4588 | 651 | x1 = (p>>8) * (p>>8); |
brainliang | 7:dc221ddd4588 | 652 | x1 = (x1 * 3038)>>16; |
brainliang | 7:dc221ddd4588 | 653 | x2 = (-7357 * p)>>16; |
brainliang | 7:dc221ddd4588 | 654 | p += (x1 + x2 + 3791)>>4; |
brainliang | 7:dc221ddd4588 | 655 | |
brainliang | 7:dc221ddd4588 | 656 | return p; |
brainliang | 7:dc221ddd4588 | 657 | } |
brainliang | 7:dc221ddd4588 | 658 | |
brainliang | 7:dc221ddd4588 | 659 | #ifdef ENABLE_ESP8266 |
brainliang | 7:dc221ddd4588 | 660 | void BMP180::send_press(Esp8266 & client, const char * topic) |
brainliang | 7:dc221ddd4588 | 661 | { |
brainliang | 7:dc221ddd4588 | 662 | char buff[32]; |
brainliang | 7:dc221ddd4588 | 663 | sprintf(buff, "%ld", this->BMP180GetPressure()); |
brainliang | 7:dc221ddd4588 | 664 | |
brainliang | 7:dc221ddd4588 | 665 | ser2usb.printf("-----BMP180-----Sending message \"%s\" to topic \"%s\"\r\n", buff, topic); |
brainliang | 7:dc221ddd4588 | 666 | |
brainliang | 7:dc221ddd4588 | 667 | client.publish_value(topic, "_upload"); |
brainliang | 7:dc221ddd4588 | 668 | wait(0.01); |
brainliang | 7:dc221ddd4588 | 669 | client.publish_value(topic, buff); |
brainliang | 7:dc221ddd4588 | 670 | wait(0.01); |
brainliang | 7:dc221ddd4588 | 671 | client.publish_value(topic, "_end"); |
brainliang | 7:dc221ddd4588 | 672 | |
brainliang | 7:dc221ddd4588 | 673 | ser2usb.printf("Senging data done.\r\n"); |
brainliang | 7:dc221ddd4588 | 674 | } |
brainliang | 7:dc221ddd4588 | 675 | |
brainliang | 7:dc221ddd4588 | 676 | void BMP180::send_temp(Esp8266 & client, const char * topic) |
brainliang | 7:dc221ddd4588 | 677 | { |
brainliang | 7:dc221ddd4588 | 678 | char buff[32]; |
brainliang | 7:dc221ddd4588 | 679 | sprintf(buff, "%ld", this->BMP180GetTemperature()); |
brainliang | 7:dc221ddd4588 | 680 | |
brainliang | 7:dc221ddd4588 | 681 | ser2usb.printf("-----BMP180-----\r\nSending message \"%s\" to topic \"%s\"\r\n", buff, topic); |
brainliang | 7:dc221ddd4588 | 682 | |
brainliang | 7:dc221ddd4588 | 683 | client.publish_value(topic, "_upload"); |
brainliang | 7:dc221ddd4588 | 684 | wait(0.01); |
brainliang | 7:dc221ddd4588 | 685 | client.publish_value(topic, buff); |
brainliang | 7:dc221ddd4588 | 686 | wait(0.01); |
brainliang | 7:dc221ddd4588 | 687 | client.publish_value(topic, "_end"); |
brainliang | 7:dc221ddd4588 | 688 | |
brainliang | 7:dc221ddd4588 | 689 | ser2usb.printf("Senging data done.\r\n"); |
brainliang | 7:dc221ddd4588 | 690 | } |
brainliang | 7:dc221ddd4588 | 691 | #endif // ENABLE_ESP8266 |
brainliang | 7:dc221ddd4588 | 692 | |
brainliang | 7:dc221ddd4588 | 693 | //=============================== |
brainliang | 7:dc221ddd4588 | 694 | GP2Y1010::GP2Y1010(PinName led,PinName measure) |
brainliang | 7:dc221ddd4588 | 695 | :measurePin(measure),ledPower(led) |
brainliang | 7:dc221ddd4588 | 696 | { |
brainliang | 7:dc221ddd4588 | 697 | samplingTime = 280; |
brainliang | 7:dc221ddd4588 | 698 | deltaTime = 40; |
brainliang | 7:dc221ddd4588 | 699 | sleepTime = 9680; |
brainliang | 7:dc221ddd4588 | 700 | |
brainliang | 7:dc221ddd4588 | 701 | voMeasured = 0; |
brainliang | 7:dc221ddd4588 | 702 | calcVoltage = 0; |
brainliang | 7:dc221ddd4588 | 703 | dustDensity = 0; |
brainliang | 7:dc221ddd4588 | 704 | } |
brainliang | 7:dc221ddd4588 | 705 | |
brainliang | 7:dc221ddd4588 | 706 | float GP2Y1010::getairdata() |
brainliang | 7:dc221ddd4588 | 707 | { |
brainliang | 7:dc221ddd4588 | 708 | ledPower=1; |
brainliang | 7:dc221ddd4588 | 709 | |
brainliang | 7:dc221ddd4588 | 710 | wait_us(samplingTime); |
brainliang | 7:dc221ddd4588 | 711 | |
brainliang | 7:dc221ddd4588 | 712 | voMeasured = measurePin.read(); |
brainliang | 7:dc221ddd4588 | 713 | |
brainliang | 7:dc221ddd4588 | 714 | wait_us(deltaTime); |
brainliang | 7:dc221ddd4588 | 715 | ledPower=0; |
brainliang | 7:dc221ddd4588 | 716 | wait_us(sleepTime); |
brainliang | 7:dc221ddd4588 | 717 | |
brainliang | 7:dc221ddd4588 | 718 | calcVoltage = voMeasured*5.0; |
brainliang | 7:dc221ddd4588 | 719 | dustDensity = 0.17*calcVoltage-0.1; |
brainliang | 7:dc221ddd4588 | 720 | |
brainliang | 7:dc221ddd4588 | 721 | if ( dustDensity < 0) |
brainliang | 7:dc221ddd4588 | 722 | { |
brainliang | 7:dc221ddd4588 | 723 | dustDensity = 0.00; |
brainliang | 7:dc221ddd4588 | 724 | } |
brainliang | 7:dc221ddd4588 | 725 | return dustDensity ; |
brainliang | 7:dc221ddd4588 | 726 | } |
brainliang | 7:dc221ddd4588 | 727 | |
brainliang | 7:dc221ddd4588 | 728 | #endif // ENABLE_SENSORS |