main0.cpp

00001 /*
00002  * Mbed Application program
00003  *  Nano 33 BLE Sense board runs on mbed-OS6
00004  *      3 LED (Y+G+RGB) blinky
00005  *
00006  * Copyright (c) 2020,'21 Kenji Arai / JH1PJL
00007  *      http://www7b.biglobe.ne.jp/~kenjia/
00008  *      https://os.mbed.com/users/kenjiArai/
00009  *      Started:    January   22nd, 2020
00010  *      Revised:    February  28th, 2021
00011  */
00012 
00013 //  Pre-selection --------------------------------------------------------------
00014 #include    "select_example.h"
00015 //#define EXAMPLE_0_BLINKY_LED
00016 #ifdef EXAMPLE_0_BLINKY_LED
00017 
00018 //  Include --------------------------------------------------------------------
00019 #include    "mbed.h"
00020 #include    "nano33blesense_iodef.h"
00021 
00022 //  Definition -----------------------------------------------------------------
00023 
00024 //  Constructor ----------------------------------------------------------------
00025 DigitalOut      led_y(PIN_YELLOW, 0);
00026 DigitalOut      led_g(PIN_GREEN, 0);
00027 DigitalOut      lr(PIN_LR, 1);
00028 DigitalOut      lg(PIN_LG, 1);
00029 DigitalOut      lb(PIN_LB, 1);
00030 
00031 //  RAM ------------------------------------------------------------------------
00032 
00033 //  ROM / Constant data --------------------------------------------------------
00034 
00035 //  Function prototypes --------------------------------------------------------
00036 
00037 //  subroutin (must be at this below line and do NOT change order) -------------
00038 #include    "usb_serial_as_stdio.h"
00039 #include    "check_revision.h"
00040 #include    "common.h"
00041 
00042 //------------------------------------------------------------------------------
00043 //  Control Program
00044 //------------------------------------------------------------------------------
00045 int main()
00046 {
00047     usb_serial_initialize();
00048     print_revision();
00049     ThisThread::sleep_for(100ms);
00050     uint32_t counter = 0;
00051     while (true) {
00052         print_usb("Blinky LED's %u\r\n", ++counter);
00053         led_y = 1;
00054         led_g = 0;
00055         lr = 1;
00056         lg = 1;
00057         lb = 1;
00058         ThisThread::sleep_for(1s);
00059         led_y = 0;
00060         led_g = 1;
00061         lr = 1;
00062         lg = 1;
00063         lb = 1;
00064         ThisThread::sleep_for(1s);
00065         led_y = 0;
00066         led_g = 0;
00067         lr = 0;
00068         lg = 1;
00069         lb = 1;
00070         ThisThread::sleep_for(1s);
00071         led_y = 0;
00072         led_g = 0;
00073         lr = 1;
00074         lg = 0;
00075         lb = 1;
00076         ThisThread::sleep_for(1s);
00077         led_y = 0;
00078         led_g = 0;
00079         lr = 1;
00080         lg = 1;
00081         lb = 0;
00082         ThisThread::sleep_for(1s);
00083         led_y = 1;
00084         led_g = 1;
00085         lr = 0;
00086         lg = 0;
00087         lb = 0;
00088         ThisThread::sleep_for(1s);
00089         led_y = 0;
00090         led_g = 0;
00091         lr = 1;
00092         lg = 1;
00093         lb = 1;
00094         ThisThread::sleep_for(1s);
00095     }
00096 }
00097 
00098 #if 0
00099 /*
00100     https://cpplover.blogspot.com/2010/03/variadic-templates.html
00101  */
00102 template <typename ... Args>
00103 void print_usb(const char *format, Args const & ... args)
00104 {
00105     if (usb == NULL) {
00106         return;
00107     } else {
00108         if (usb->connected() == true) {
00109             usb->printf(format, args ...);
00110         }
00111     }
00112 }
00113 
00114 uint8_t readable()
00115 {
00116     return usb->readable();
00117 }
00118 
00119 void putc(uint8_t c)
00120 {
00121     if (usb == NULL) {
00122         return;
00123     } else {
00124         usb->putc(c);
00125     }
00126 }
00127 
00128 uint8_t getc()
00129 {
00130     if (usb == NULL) {
00131         while(true){ ;} // infinit loop
00132     } else {
00133         return usb->getc();
00134     }
00135 }
00136 #endif
00137 
00138 #endif  // EXAMPLE_0_BLINKY_LED