mmotor / Mbed 2 deprecated I2C_Temprature_raspiboard

MPL3115A2

Dependencies:   MPL3115A2 mbed

Fork of SPI_HelloWorld_Mbed by mbed official

/media/uploads/ODEM/dsc01135.png

Mit dem XTRINSIC-SENSE Board von element14 wird der Sensor MPL3115 ausgelesen.

mbedXTRINSIC-SENSE Board
VOUT 3.3vCN2->3.3v (1)
GNDCN2->SCL (3)
pin9 sdaCN3->SDA (3)
pin10 sclCN3->SCL (5)

Datenblatt Board: /media/uploads/ODEM/xtrinsic-sense_user_manual_v0_5.pdf

Datenblatt Sensor: /media/uploads/ODEM/mpl3115a2.pdf

main.cpp

Committer:
ODEM
Date:
2017-06-09
Revision:
1:a5921d978d61
Parent:
0:466ad3f38b6b
Child:
2:29e536aabd5b

File content as of revision 1:a5921d978d61:

#include "mbed.h"
 
SPI spi(p5, p6, p7); // mosi, miso, sclk
DigitalOut cs(p8);
 
int temp=0;
 
 
int main() {
    // Chip must be deselected
    cs = 1;

    // Setup the spi for 8 bit data, high steady state clock,
    // second edge capture, with a 1MHz clock rate
    spi.format(8,0);
    spi.frequency(1000000);
 
    // Select the device by seting chip select low
    cs = 0;
 
    // Send 0x8f, the command to read the WHOAMI register
    spi.write(0x800);
 
    // Send a dummy byte to receive the contents of the WHOAMI register
    int whoami = spi.write(0x00);
    
    printf("WHOAMI register = %d\n", whoami);
 
    // Deselect the device
    cs = 1;
}