James Devine / Mbed 2 deprecated Cosmic_Pi_STM32_i2c

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Dependencies:   mbed Si7020 LPS25H LSM303D

main.cpp@9:bc5dc16ad97d, 2019-01-06 (annotated)

Committer:
pingu_98
Date:
Sun Jan 06 19:19:56 2019 +0000
Revision:
9:bc5dc16ad97d
Parent:
8:1b347e764f16 
updated forked repos

Who changed what in which revision?

UserRevisionLine numberNew contents of line
screamer 0:005629fe3609 1 #include "mbed.h"
pingu_98 7:7137218c4432 2 #include "Si7020.h"
pingu_98 7:7137218c4432 3 #include "LPS25H.h"
pingu_98 8:1b347e764f16 4 #include "LSM303D.h"
screamer 0:005629fe3609 5
screamer 0:005629fe3609 6 DigitalOut myled(LED1);
screamer 0:005629fe3609 7
pingu_98 7:7137218c4432 8 Serial pc(SERIAL_TX, SERIAL_RX); //serial debug output, 9600 bps 8 bit, no parity 1 stop bit no flow control.
pingu_98 7:7137218c4432 9
pingu_98 7:7137218c4432 10 //I2C declarations
pingu_98 7:7137218c4432 11 I2C i2c(PB_9,PB_8); // SDA, SCL
pingu_98 7:7137218c4432 12 I2CSlave slave(PB_3,PB_10); // SDA, SCL
pingu_98 7:7137218c4432 13 Si7020 si(&i2c);
pingu_98 7:7137218c4432 14 LPS25H baro(&i2c, LPS25H_G_CHIP_ADDR);
pingu_98 7:7137218c4432 15
pingu_98 7:7137218c4432 16 AnalogIn adc(ADC_TEMP);
pingu_98 7:7137218c4432 17
pingu_98 8:1b347e764f16 18 LSM303D lsm303d_1(&i2c);
pingu_98 8:1b347e764f16 19 static float magx,magy,magz,accx,accy,accz;
pingu_98 8:1b347e764f16 20 //static LSM303D::raw_data accxx,accyy,acczz,magxx,magyy,magzz;
pingu_98 8:1b347e764f16 21 //static LSM303D::vector<LSM303D::raw_data> a,m;
pingu_98 8:1b347e764f16 22
pingu_98 7:7137218c4432 23 //int I2C_ADDR = 0x00200;
pingu_98 7:7137218c4432 24 static const char I2C_ADDR = 0xE5 ;
screamer 0:005629fe3609 25 int main() {
pingu_98 7:7137218c4432 26
pingu_98 7:7137218c4432 27 //i2c setups
pingu_98 7:7137218c4432 28 i2c.frequency(100000); //Set the clock frequency
pingu_98 7:7137218c4432 29 slave.frequency(100000); //Set the clock frequency
pingu_98 7:7137218c4432 30 slave.address(I2C_ADDR);
pingu_98 8:1b347e764f16 31
pingu_98 7:7137218c4432 32
pingu_98 8:1b347e764f16 33 pc.printf("Hello world! Cosmic Pi STM32F401RE Test program\n");
screamer 0:005629fe3609 34 while(1) {
pingu_98 8:1b347e764f16 35 pc.printf("This is a loop\n");
pingu_98 8:1b347e764f16 36 //flash the power LED
bcostm 2:b60cb847489c 37 myled = 1; // LED is ON
bcostm 2:b60cb847489c 38 wait(0.2); // 200 ms
bcostm 2:b60cb847489c 39 myled = 0; // LED is OFF
bcostm 2:b60cb847489c 40 wait(1.0); // 1 sec
pingu_98 8:1b347e764f16 41
pingu_98 8:1b347e764f16 42 //STM32 internal temp sensor
pingu_98 7:7137218c4432 43 float tempuc = adc.read()*100;
pingu_98 8:1b347e764f16 44 pc.printf("Internal Temp Sensor (ADC) = %.1f\r\n", tempuc);
pingu_98 8:1b347e764f16 45
pingu_98 8:1b347e764f16 46 //Si7006 readout, temperature and humidity
pingu_98 7:7137218c4432 47 float humid;
pingu_98 7:7137218c4432 48 if(si.getHumidity(&humid) != 0) {
pingu_98 7:7137218c4432 49 printf("Error getting humidity\n");
pingu_98 7:7137218c4432 50 humid = -1;
pingu_98 7:7137218c4432 51 }
pingu_98 7:7137218c4432 52
pingu_98 7:7137218c4432 53 float temp;
pingu_98 7:7137218c4432 54 if(si.getTemperature(&temp) != 0) {
pingu_98 7:7137218c4432 55 printf("Error getting temperature");
pingu_98 7:7137218c4432 56 temp = -1;
pingu_98 7:7137218c4432 57 }
pingu_98 8:1b347e764f16 58 printf("Si7006 readout - Humidity = %f%% Temperature = %fC\n", humid, temp);
pingu_98 7:7137218c4432 59
pingu_98 8:1b347e764f16 60 //LPS25H readout
pingu_98 7:7137218c4432 61 baro.get();
pingu_98 8:1b347e764f16 62 printf("LPH25S readout: Pressure: %.1f, Temperature: %.1f\r\n",
pingu_98 7:7137218c4432 63 baro.pressure(), baro.temperature());
pingu_98 7:7137218c4432 64
pingu_98 8:1b347e764f16 65 //LSM303D readout (accel + mag)
pingu_98 8:1b347e764f16 66 if (lsm303d_1.read(&accx,&accy,&accz,&magx,&magy,&magz) !=0) {
pingu_98 8:1b347e764f16 67 printf("Error getting LSM303D values\n");
pingu_98 8:1b347e764f16 68 }
pingu_98 8:1b347e764f16 69
pingu_98 8:1b347e764f16 70 printf("LSM303D mag readout x: %f y: %f z: %f\n\r",magx,magy,magz);
pingu_98 8:1b347e764f16 71 printf("LSM303D acc readout x: %f y: %f z: %f\n\r",accx,accy,accz);
pingu_98 8:1b347e764f16 72
pingu_98 7:7137218c4432 73
pingu_98 7:7137218c4432 74 wait(1);
screamer 0:005629fe3609 75 }
screamer 0:005629fe3609 76 }
pingu_98 7:7137218c4432 77
pingu_98 7:7137218c4432 78
pingu_98 7:7137218c4432 79
pingu_98 7:7137218c4432 80