main.cpp

00001 // IQS621-HelloWorld.cpp
00002 
00003 // Hello World program for Azoteq IQS621 ultra low power sensor for ambient light, magnetic field, capacitive touch and inductive proximity.
00004 
00005 // More info on IQS621 sensor IC: http://bit.ly/IQS621-Info
00006 
00007 // Video: http://bit.ly/IQS621-Youtube-Video
00008 
00009 // Copyright 2017 Azoteq. 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.
00010 
00011 // Output is via the USB debug serial port to a terminal program
00012 
00013 // Tested on the following MBED hardware - mostly using Azoteq-to-Arduino Adapter Boards
00014 // Note: When compiling for new hardware, use "Compile All" to rebuild everything
00015 
00016 //  1. ST Micro Nucleo-L152RE   Azoteq Adapter Boards: AZP694A02, AZP690A02
00017 //  2. ST Micro Nucleo-F401RE   Azoteq Adapter Boards: AZP694A02, AZP690A02
00018 //  3. ST Micro Nucleo-L476RG   Azoteq Adapter Boards: AZP694A02, AZP690A02
00019 //  4. ST Micro Nucleo-L053R8   Azoteq Adapter Boards: AZP694A02, AZP690A02
00020 //  5. ST Micro Nucleo-F446RE   Azoteq Adapter Boards: AZP694A02, AZP690A02
00021 //  6. ST Micro Disco-F746NG    Azoteq Adapter Boards: AZP694A02, AZP690A02
00022 //  7. Freescale FRDM-KL46Z     Azoteq Adapter Boards: AZP694A02, AZP690A02
00023 //  8. Freescale FRDM-KL25Z     Azoteq Adapter Boards: AZP694A02, AZP690A02
00024 //  9. mbed LPC1768             Azoteq adapter AZP690A02 [SDA,SCL,RDY] wired to LPC1768 [p28,p27,p26]
00025 // 10. mbed LPC11U24            Azoteq adapter AZP690A02 [SDA,SCL,RDY] wired to LPC11U24 [p28,p27,p26]
00026 
00027 // These two boards additionally require the USBDevice library: https://developer.mbed.org/users/mbed_official/code/USBDevice/
00028 // 11. Teensy 3.1               Azoteq adapter AZP690A02 [SDA,SCL,RDY] wired to Teensy 3.1 [p18,p19,p2] 
00029 // 12. Teensy 3.2               Azoteq adapter AZP690A02 [SDA,SCL,RDY] wired to Teensy 3.2 [p18,p19,p2] 
00030 
00031 // Direct wiring of ST Micro Nucleo boards to AZP690A02 (IQS621-EVAL-1 board)
00032 // CN10-3 = SCL, CN10-5 = SDA, CN10-33 = RDY, CN11 = GND, CN7-16 = 3.3V
00033 
00034 #include "mbed.h"
00035 #include "IQS62x.h"
00036 #include "IQS621DisplayTerminal.h"
00037 
00038 IQS621Display terminal;   // class to display IQS62x registers on a terminal
00039 IQS62xIO iqs62x;          // class for basic IQS62x block read and write
00040 
00041 int main() {
00042     terminal.helloMessage(false); // say hello but don't wait for a keypress
00043     iqs62x.configure(); // configure the IC
00044     char * color = iqs62x.getTable( color_any_register_that_was_written_but_then_changed ); // color registers that differ from their initialized value
00045     while(1) {
00046         iqs62x.readIqsRegisters(0,NUMBER_OF_REGISTERS); // read all the registers
00047         terminal.showStatus(iqs62x.I2Cspeed,iqs62x.I2CErrorCount); // show heading and number of I2C errors
00048         terminal.showRegisters(iqs62x.registers, color, false); // display registers, color the registers that changed
00049     }    
00050 }
00051 // end of IQS621_HelloWorld.cpp