//########################################################################### // // FILE: blinky_cpu01.c // // TITLE: LED Blink Example for F2837xD. // //! \addtogroup cpu01_example_list //!

Blinky

//! //! This example blinks LED X //! //! \note If using a Launchpad, use the Launchpad build configurations. //! // //########################################################################### // $TI Release: F2837xD Support Library v3.04.00.00 $ // $Release Date: Sun Mar 25 13:26:04 CDT 2018 $ // $Copyright: // Copyright (C) 2013-2018 Texas Instruments Incorporated - http://www.ti.com/ // // Redistribution and use in source and binary forms, with or without // modification, are permitted provided that the following conditions // are met: // // Redistributions of source code must retain the above copyright // notice, this list of conditions and the following disclaimer. // // Redistributions in binary form must reproduce the above copyright // notice, this list of conditions and the following disclaimer in the // documentation and/or other materials provided with the // distribution. // // Neither the name of Texas Instruments Incorporated nor the names of // its contributors may be used to endorse or promote products derived // from this software without specific prior written permission. // // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. // $ //########################################################################### // // Included Files // #include "F28x_Project.h" #include "DCL_fdlog.h" #pragma DATA_SECTION(myBuffer, "test") float32_t myBuffer[100]; FDLOG pLog = FDLOG_DEFAULTS; // // Defines // #define BLINKY_LED_GPIO 31 void main(void) { // // Step 1. Initialize System Control: // PLL, WatchDog, enable Peripheral Clocks // This example function is found in the F2837xD_SysCtrl.c file. // InitSysCtrl(); // // Step 2. Initialize GPIO: // This example function is found in the F2837xD_Gpio.c file and // illustrates how to set the GPIO to it's default state. // InitGpio(); GPIO_SetupPinMux(BLINKY_LED_GPIO, GPIO_MUX_CPU1, 0); GPIO_SetupPinOptions(BLINKY_LED_GPIO, GPIO_OUTPUT, GPIO_PUSHPULL); // // Step 3. Clear all interrupts and initialize PIE vector table: // Disable CPU interrupts // DINT; // // Initialize the PIE control registers to their default state. // The default state is all PIE interrupts disabled and flags // are cleared. // This function is found in the F2837xD_PieCtrl.c file. // InitPieCtrl(); // // Disable CPU interrupts and clear all CPU interrupt flags: // IER = 0x0000; IFR = 0x0000; // // Initialize the PIE vector table with pointers to the shell Interrupt // Service Routines (ISR). // This will populate the entire table, even if the interrupt // is not used in this example. This is useful for debug purposes. // The shell ISR routines are found in F2837xD_DefaultIsr.c. // This function is found in F2837xD_PieVect.c. // InitPieVectTable(); DCL_initLog(&pLog, myBuffer, 100); // // Enable global Interrupts and higher priority real-time debug events: // EINT; // Enable Global interrupt INTM ERTM; // Enable Global realtime interrupt DBGM // // Step 6. IDLE loop. Just sit and loop forever (optional): // for(;;) { // // Turn on LED // DCL_writeLog(&pLog, 1); GPIO_WritePin(BLINKY_LED_GPIO, 0); // // Delay for a bit. // DELAY_US(1000*500); // // Turn off LED // GPIO_WritePin(BLINKY_LED_GPIO, 1); // // Delay for a bit. // DELAY_US(1000*500); } } // // End of file //