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器件型号:TMS320F28379D //############################################################################# // // FILE: device.h // // TITLE: Device setup for examples. // //############################################################################# // // $Release Date: $ // $Copyright: // Copyright (C) 2013-2022 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 "driverlib.h" #if (!defined(CPU1) && !defined(CPU2)) #error "You must define CPU1 or CPU2 in your project properties. Otherwise, \ the offsets in your header files will be inaccurate." #endif #if (defined(CPU1) && defined(CPU2)) #error "You have defined both CPU1 and CPU2 in your project properties. Only \ a single CPU should be defined." #endif //***************************************************************************** // // Defines for pin numbers and other GPIO configuration // //***************************************************************************** // // LEDs // #ifdef _LAUNCHXL_F28379D #define DEVICE_GPIO_PIN_LED1 31U // GPIO number for LD10 #define DEVICE_GPIO_PIN_LED2 34U // GPIO number for LD9 #define DEVICE_GPIO_CFG_LED1 GPIO_31_GPIO31 // "pinConfig" for LD10 #define DEVICE_GPIO_CFG_LED2 GPIO_34_GPIO34 // "pinConfig" for LD9 #else #define DEVICE_GPIO_PIN_LED1 31U // GPIO number for LD2 #define DEVICE_GPIO_PIN_LED2 34U // GPIO number for LD3 #define DEVICE_GPIO_CFG_LED1 GPIO_31_GPIO31 // "pinConfig" for LD2 #define DEVICE_GPIO_CFG_LED2 GPIO_34_GPIO34 // "pinConfig" for LD3 #endif // // SCI for USB-to-UART adapter on FTDI chip // #ifdef _LAUNCHXL_F28379D #define DEVICE_GPIO_PIN_SCIRXDA 19U // GPIO number for SCI RX #define DEVICE_GPIO_PIN_SCITXDA 18U // GPIO number for SCI TX #define DEVICE_GPIO_CFG_SCIRXDA GPIO_19_SCIRXDB // "pinConfig" for SCI RX #define DEVICE_GPIO_CFG_SCITXDA GPIO_18_SCITXDB // "pinConfig" for SCI TX #else #define DEVICE_GPIO_PIN_SCIRXDA 139U // GPIO number for SCI RX #define DEVICE_GPIO_PIN_SCITXDA 56U // GPIO number for SCI TX #define DEVICE_GPIO_CFG_SCIRXDA GPIO_139_SCIRXDC // "pinConfig" for SCI RX #define DEVICE_GPIO_CFG_SCITXDA GPIO_56_SCITXDC // "pinConfig" for SCI TX #endif // // GPIO assignment for CAN-A and CAN-B // #ifdef _LAUNCHXL_F28379D #define DEVICE_GPIO_CFG_CANRXA GPIO_36_CANRXA // "pinConfig" for CANA RX #define DEVICE_GPIO_CFG_CANTXA GPIO_37_CANTXA // "pinConfig" for CANA TX #define DEVICE_GPIO_CFG_CANRXB GPIO_17_CANRXB // "pinConfig" for CANB RX #define DEVICE_GPIO_CFG_CANTXB GPIO_12_CANTXB // "pinConfig" for CANB TX #else #define DEVICE_GPIO_CFG_CANRXA GPIO_30_CANRXA // "pinConfig" for CANA RX #define DEVICE_GPIO_CFG_CANTXA GPIO_31_CANTXA // "pinConfig" for CANA TX #define DEVICE_GPIO_CFG_CANRXB GPIO_10_CANRXB // "pinConfig" for CANB RX #define DEVICE_GPIO_CFG_CANTXB GPIO_8_CANTXB // "pinConfig" for CANB TX //I2CA GPIO pins #define DEVICE_GPIO_PIN_SDAA 104 #define DEVICE_GPIO_PIN_SCLA 105 #define DEVICE_GPIO_CFG_SDAA GPIO_104_SDAA #define DEVICE_GPIO_CFG_SCLA GPIO_105_SCLA //I2CB GPIO pins #define DEVICE_GPIO_PIN_SDAB 40 #define DEVICE_GPIO_PIN_SCLB 41 #define DEVICE_GPIO_CFG_SDAB GPIO_40_SDAB #define DEVICE_GPIO_CFG_SCLB GPIO_41_SCLB #endif //***************************************************************************** // // Defines related to clock configuration // //***************************************************************************** // // Launchpad Configuration // #ifdef _LAUNCHXL_F28379D // // 10MHz XTAL on LaunchPad. For use with SysCtl_getClock(). // #define DEVICE_OSCSRC_FREQ 10000000U // // Define to pass to SysCtl_setClock(). Will configure the clock as follows: // PLLSYSCLK = 10MHz (XTAL_OSC) * 40 (IMULT) * 1 (FMULT) / 2 (PLLCLK_BY_2) // #define DEVICE_SETCLOCK_CFG (SYSCTL_OSCSRC_XTAL | SYSCTL_IMULT(40) | \ SYSCTL_FMULT_NONE | SYSCTL_SYSDIV(2) | \ SYSCTL_PLL_ENABLE) // // 200MHz SYSCLK frequency based on the above DEVICE_SETCLOCK_CFG. Update the // code below if a different clock configuration is used! // #define DEVICE_SYSCLK_FREQ ((DEVICE_OSCSRC_FREQ * 40 * 1) / 2) // // ControlCARD Configuration // #else // // 20MHz XTAL on controlCARD. For use with SysCtl_getClock(). // #define DEVICE_OSCSRC_FREQ 20000000U // // Define to pass to SysCtl_setClock(). Will configure the clock as follows: // PLLSYSCLK = 20MHz (XTAL_OSC) * 20 (IMULT) * 1 (FMULT) / 2 (PLLCLK_BY_2) // #define DEVICE_SETCLOCK_CFG (SYSCTL_OSCSRC_XTAL | SYSCTL_IMULT(20) | \ SYSCTL_FMULT_NONE | SYSCTL_SYSDIV(2) | \ SYSCTL_PLL_ENABLE) // // 200MHz SYSCLK frequency based on the above DEVICE_SETCLOCK_CFG. Update the // code below if a different clock configuration is used! // #define DEVICE_SYSCLK_FREQ ((DEVICE_OSCSRC_FREQ * 20 * 1) / 2) #endif // // 50MHz LSPCLK frequency based on the above DEVICE_SYSCLK_FREQ and a default // low speed peripheral clock divider of 4. Update the code below if a // different LSPCLK divider is used! // #define DEVICE_LSPCLK_FREQ (DEVICE_SYSCLK_FREQ / 4) //***************************************************************************** // // Macro to call SysCtl_delay() to achieve a delay in microseconds. The macro // will convert the desired delay in microseconds to the count value expected // by the function. \b x is the number of microseconds to delay. // //***************************************************************************** #define DEVICE_DELAY_US(x) SysCtl_delay(((((long double)(x)) / (1000000.0L / \ (long double)DEVICE_SYSCLK_FREQ)) - 9.0L) / 5.0L) // // The macros that can be used as parameter to the function Device_bootCPU2 // #define C1C2_BROM_BOOTMODE_BOOT_FROM_PARALLEL 0x00000000U #define C1C2_BROM_BOOTMODE_BOOT_FROM_SCI 0x00000001U #define C1C2_BROM_BOOTMODE_BOOT_FROM_SPI 0x00000004U #define C1C2_BROM_BOOTMODE_BOOT_FROM_I2C 0x00000005U #define C1C2_BROM_BOOTMODE_BOOT_FROM_CAN 0x00000007U #define C1C2_BROM_BOOTMODE_BOOT_FROM_RAM 0x0000000AU #define C1C2_BROM_BOOTMODE_BOOT_FROM_FLASH 0x0000000BU // // Other macros that are needed for the Device_bootCPU2 function // #define BROM_IPC_EXECUTE_BOOTMODE_CMD 0x00000013U #define C1C2_BROM_BOOTMODE_BOOT_COMMAND_MAX_SUPPORT_VALUE 0x0000000CU #define C2_BOOTROM_BOOTSTS_C2TOC1_IGNORE 0x00000000U #define C2_BOOTROM_BOOTSTS_SYSTEM_START_BOOT 0x00000001U #define C2_BOOTROM_BOOTSTS_SYSTEM_READY 0x00000002U #define C2_BOOTROM_BOOTSTS_C2TOC1_BOOT_CMD_ACK 0x00000003U #define C2_BOOTROM_BOOTSTS_C2TOC1_BOOT_CMD_NAK_STATUS_NOT_SUPPORTED 0x00000004U #define C2_BOOTROM_BOOTSTS_C2TOC1_BOOT_CMD_NAK_STATUS_BUSY_WITH_BOOT 0x00000005U // // Macros used as return value by the Device_bootCPU2 function // #define STATUS_FAIL 0x0001 #define STATUS_PASS 0x0000 //***************************************************************************** // // Defines, Globals, and Header Includes related to Flash Support // //***************************************************************************** #ifdef _FLASH #include <stddef.h> extern uint16_t RamfuncsLoadStart; extern uint16_t RamfuncsLoadEnd; extern uint16_t RamfuncsLoadSize; extern uint16_t RamfuncsRunStart; extern uint16_t RamfuncsRunEnd; extern uint16_t RamfuncsRunSize; #define DEVICE_FLASH_WAITSTATES 3 #endif extern uint32_t Example_PassCount; extern uint32_t Example_Fail; //***************************************************************************** // // Function Prototypes // //***************************************************************************** //***************************************************************************** // //! \addtogroup device_api //! @{ // //***************************************************************************** //***************************************************************************** // //! @brief Function to initialize the device. Primarily initializes system control to a //! known state by disabling the watchdog, setting up the SYSCLKOUT frequency, //! and enabling the clocks to the peripherals. //! //! \param None. //! \return None. // //***************************************************************************** extern void Device_init(void); //***************************************************************************** //! //! //! @brief Function to turn on all peripherals, enabling reads and writes to the //! peripherals' registers. //! //! Note that to reduce power, unused peripherals should be disabled. //! //! @param None //! @return None // //***************************************************************************** extern void Device_enableAllPeripherals(void); //***************************************************************************** //! //! //! @brief Function to disable pin locks on GPIOs. //! //! @param None //! @return None // //***************************************************************************** extern void Device_initGPIO(void); //***************************************************************************** //! //! @brief Function to enable pullups for the unbonded GPIOs on the 176PTP package: //! GPIOs Grp Bits //! 95-132 C 31 //! D 31:0 //! E 4:0 //! 134-168 E 31:6 //! F 8:0 //! //! @param None //! @return None // //***************************************************************************** extern void Device_enableUnbondedGPIOPullupsFor176Pin(void); //***************************************************************************** //! //! @brief Function to enable pullups for the unbonded GPIOs on the 100PZ package: //! GPIOs Grp Bits //! 0-1 A 1:0 //! 5-9 A 9:5 //! 22-40 A 31:22 //! B 8:0 //! 44-57 B 25:12 //! 67-68 C 4:3 //! 74-77 C 13:10 //! 79-83 C 19:15 //! 93-168 C 31:29 //! D 31:0 //! E 31:0 //! F 8:0 //! @param None //! @return None // // //***************************************************************************** extern void Device_enableUnbondedGPIOPullupsFor100Pin(void); //***************************************************************************** //! //! @brief Function to enable pullups for the unbonded GPIOs on the //! 176PTP package. //! //! @param None //! @return None // //***************************************************************************** extern void Device_enableUnbondedGPIOPullups(void); #ifdef CPU1 //***************************************************************************** //! //! @brief Function to implement Analog trim of TMX devices //! //! @param None //! @return None // //***************************************************************************** extern void Device_configureTMXAnalogTrim(void); //***************************************************************************** //! @brief Executes a CPU02 control system bootloader. //! //! \param bootMode specifies which CPU02 control system boot mode to execute. //! //! This function will allow the CPU01 master system to boot the CPU02 control //! system via the following modes: Boot to RAM, Boot to Flash, Boot via SPI, //! SCI, I2C, or parallel I/O. This function blocks and waits until the //! control system boot ROM is configured and ready to receive CPU01 to CPU02 //! IPC INT0 interrupts. It then blocks and waits until IPC INT0 and //! IPC FLAG31 are available in the CPU02 boot ROM prior to sending the //! command to execute the selected bootloader. //! //! The \e bootMode parameter accepts one of the following values: //! - \b C1C2_BROM_BOOTMODE_BOOT_FROM_PARALLEL //! - \b C1C2_BROM_BOOTMODE_BOOT_FROM_SCI //! - \b C1C2_BROM_BOOTMODE_BOOT_FROM_SPI //! - \b C1C2_BROM_BOOTMODE_BOOT_FROM_I2C //! - \b C1C2_BROM_BOOTMODE_BOOT_FROM_CAN //! - \b C1C2_BROM_BOOTMODE_BOOT_FROM_RAM //! - \b C1C2_BROM_BOOTMODE_BOOT_FROM_FLASH //! //! \return 0 (success) if command is sent, or 1 (failure) if boot mode is //! invalid and command was not sent. // //***************************************************************************** extern uint16_t Device_bootCPU2(uint32_t ulBootMode); #endif //***************************************************************************** //! //! @brief Error handling function to be called when an ASSERT is violated //! //! @param *filename File name in which the error has occurred //! @param line Line number within the file //! @return None // //***************************************************************************** extern void __error__(const char *filename, uint32_t line); extern void Example_setResultPass(void); extern void Example_setResultFail(void); extern void Example_done(void); // // End of file //
//############################################################################# // // FILE: sci_ex3_echoback.c // // TITLE: SCI echoback example. // //! \addtogroup driver_example_list //! <h1>SCI Echoback</h1> //! //! This test receives and echo-backs data through the SCI-A port. //! //! A terminal such as 'putty' can be used to view the data from //! the SCI and to send information to the SCI. Characters received //! by the SCI port are sent back to the host. //! //! \b Running \b the \b Application //! Open a COM port with the following settings using a terminal: //! - Find correct COM port //! - Bits per second = 9600 //! - Data Bits = 8 //! - Parity = None //! - Stop Bits = 1 //! - Hardware Control = None //! //! The program will print out a greeting and then ask you to //! enter a character which it will echo back to the terminal. //! //! \b Watch \b Variables \n //! - loopCounter - the number of characters sent //! //! \b External \b Connections \n //! Connect the SCI-A port to a PC via a USB cable. //! Refer to the hardware user guide for the UART/USB connector information. // //############################################################################# // // $Release Date: $ // $Copyright: // Copyright (C) 2013-2022 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 "driverlib.h" #include "device.h" // // Defines // // Define AUTOBAUD to use the autobaud lock feature //#define AUTOBAUD // // Globals // uint16_t loopCounter = 0; // // Main // uint16_t receivedChar; unsigned char *msg; uint16_t rxStatus = 0U; void main(void) { // // Configure PLL, disable WD, enable peripheral clocks. // Device_init(); // // Disable pin locks and enable internal pullups. // Device_initGPIO(); // // Configuration for the SCI Rx pin. // GPIO_setMasterCore(DEVICE_GPIO_PIN_SCIRXDA, GPIO_CORE_CPU1); GPIO_setPinConfig(DEVICE_GPIO_CFG_SCIRXDA); GPIO_setDirectionMode(DEVICE_GPIO_PIN_SCIRXDA, GPIO_DIR_MODE_IN); GPIO_setPadConfig(DEVICE_GPIO_PIN_SCIRXDA, GPIO_PIN_TYPE_STD); GPIO_setQualificationMode(DEVICE_GPIO_PIN_SCIRXDA, GPIO_QUAL_ASYNC); // // Configuration for the SCI Tx pin. // GPIO_setMasterCore(DEVICE_GPIO_PIN_SCITXDA, GPIO_CORE_CPU1); GPIO_setPinConfig(DEVICE_GPIO_CFG_SCITXDA); GPIO_setDirectionMode(DEVICE_GPIO_PIN_SCITXDA, GPIO_DIR_MODE_OUT); GPIO_setPadConfig(DEVICE_GPIO_PIN_SCITXDA, GPIO_PIN_TYPE_STD); GPIO_setQualificationMode(DEVICE_GPIO_PIN_SCITXDA, GPIO_QUAL_ASYNC); // // Initialize interrupt controller and vector table. // Interrupt_initModule(); Interrupt_initVectorTable(); // // Initialize SCIB and its FIFO. // SCI_performSoftwareReset(SCIB_BASE); // // Configure SCIB for echoback. // SCI_setConfig(SCIB_BASE, DEVICE_LSPCLK_FREQ, 9600, (SCI_CONFIG_WLEN_8 | SCI_CONFIG_STOP_ONE | SCI_CONFIG_PAR_NONE)); SCI_resetChannels(SCIB_BASE); SCI_resetRxFIFO(SCIB_BASE); SCI_resetTxFIFO(SCIB_BASE); SCI_clearInterruptStatus(SCIB_BASE, SCI_INT_TXFF | SCI_INT_RXFF); SCI_enableFIFO(SCIB_BASE); SCI_enableModule(SCIB_BASE); SCI_performSoftwareReset(SCIB_BASE); #ifdef AUTOBAUD // // Perform an autobaud lock. // SCI expects an 'a' or 'A' to lock the baud rate. // SCI_lockAutobaud(SCIB_BASE); #endif // // Send starting message. // msg = "\r\n\n\nHello World!\0"; SCI_writeCharArray(SCIB_BASE, (uint16_t*)msg, 17); msg = "\r\nYou will enter a character, and the DSP will echo it back!\n\0"; SCI_writeCharArray(SCIB_BASE, (uint16_t*)msg, 62); for(;;) { msg = "\r\nEnter a character: \0"; SCI_writeCharArray(SCIB_BASE, (uint16_t*)msg, 22); // // Read a character from the FIFO. // receivedChar = SCI_readCharBlockingFIFO(SCIB_BASE); rxStatus = SCI_getRxStatus(SCIB_BASE); if((rxStatus & SCI_RXSTATUS_ERROR) != 0) { // //If Execution stops here there is some error //Analyze SCI_getRxStatus() API return value // ESTOP0; } // // Echo back the character. // msg = " You sent: \0"; SCI_writeCharArray(SCIB_BASE, (uint16_t*)msg, 13); SCI_writeCharBlockingFIFO(SCIB_BASE, receivedChar); // // Increment the loop count variable. // loopCounter++; } } // // End of File //