
ECE 4180 Lab 2 IMU code template
Dependencies: 4DGL-uLCD-SE LSM9DS0 mbed
main.cpp
- Committer:
- aswild
- Date:
- 2015-02-02
- Revision:
- 5:942e184c4977
- Parent:
- 4:a9e3007530a7
File content as of revision 5:942e184c4977:
// LSM9DS90/uLCD Demo // ECE 4180 Lab Code Template #include "mbed.h" #include "LSM9DS0.h" #include "uLCD_4DGL.h" // uncomment this line to enable the uLCD for Part 4 of the lab //#define PART_4 // SDO_XM and SDO_G are pulled up, so our addresses are: #define LSM9DS0_XM_ADDR 0x1D // Would be 0x1E if SDO_XM is LOW #define LSM9DS0_G_ADDR 0x6B // Would be 0x6A if SDO_G is LOW // refresh time. set to 500 for part 2 and 50 for part 4 #define REFRESH_TIME_MS 500 // Verify that the pin assignments below match your breadboard LSM9DS0 imu(p9, p10, LSM9DS0_G_ADDR, LSM9DS0_XM_ADDR); Serial pc(USBTX, USBRX); #ifdef PART_4 uLCD_4DGL lcd(p28, p27, p30);X #endif //Init Serial port and LSM9DS0 chip void setup() { #ifdef PART_4 lcd.baudrate(3000000); lcd.background_color(0); lcd.cls(); lcd.printf("Initializing..."); #endif // Use the begin() function to initialize the LSM9DS0 library. // You can either call it with no parameters (the easy way): uint16_t status = imu.begin(); //Make sure communication is working pc.printf("LSM9DS0 WHO_AM_I's returned: 0x%X\n", status); pc.printf("Should be 0x49D4\n\n"); } int main() { setup(); //Setup sensor and Serial pc.printf("------ LSM0DS0 Demo -----------\n"); while (true) { // TODO - add code here to read compass or accelerometer data // and print it to the USB serial port (part 2) and display it on the uLCD (part 3) // Compass Trigonometry tip: you can retrieve the compass heading (in degrees) directly from // the IMU library. Example: // imu.readMag(); // float heading = imu.calcHeading(); // Remember that x = length*cos(heading) and y = length*sin(heading) // to convert from degrees to radians (for sin/cos functions), multiply by pi/180 wait_ms(REFRESH_TIME_MS); } }