Freedom Example for the Seeed Grove Light Sensor

Dependencies:   mbed

Fork of frdm_Grove_Light_Example by Freescale

Simply Import this Program into your mbed compiler
Select Compile to generate the binary file
Open an Hyperterminal window and connect to the mbed Serial Port (COMxx) peripheral using speed 9600bps
Plug the Grove Shield v2 on the top of your FRDM-K64F
Connect on end of the 4-pin Grove cable to the Temperature and Humidity module and the other end to the port A1 of the Grove Adapter.

/media/uploads/GregC/light1.jpg

Drag n drop the frdm_Grove_Light_Example_K64F.bin into the mbed drive from your file explorer
Wait for download to complete
Press the Reset/SW1 button of your FRDM-K64F board to launch the program

Your hyperterminal window should now display Temperature and Humidity measurements (see picture below)!!

/media/uploads/GregC/light2.jpg

main.cpp

Committer:
GregC
Date:
2015-12-31
Revision:
0:9e908178b7d8

File content as of revision 0:9e908178b7d8:

/* Copyright (c) 2010-2011 mbed.org, MIT License
*
* Permission is hereby granted, free of charge, to any person obtaining a copy of this software
* and associated documentation files (the "Software"), to deal in the Software without
* restriction, including without limitation the rights to use, copy, modify, merge, publish,
* distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in all copies or
* substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING
* BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
* DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*/

#include "mbed.h"

AnalogIn sensor(A1);
DigitalOut myled(LED1);

int main() {
    float val;
    while(1) {
        val = sensor.read();
        printf("Sensor reading: %2.2f - %2.2f\r\n", val, (float)(1023-val)*10/val);
        myled = !myled;
        wait(0.5);
    }
}