请问TI工程师:
SysCtl_disableSRAMBank(SYSCTL_SRAM_BANK2); 为何变量 SYSCTL_SRAM_BANK2 CCS无法识别 是不是需要加上头文件
我默认的 #include <ti/devices/msp432p4xx/driverlib/driverlib.h> 是不是不够
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请问TI工程师:
SysCtl_disableSRAMBank(SYSCTL_SRAM_BANK2); 为何变量 SYSCTL_SRAM_BANK2 CCS无法识别 是不是需要加上头文件
我默认的 #include <ti/devices/msp432p4xx/driverlib/driverlib.h> 是不是不够
我在TI例程内加入了您的上述语句是可以的
程序如下
/* --COPYRIGHT--,BSD * Copyright (c) 2017, Texas Instruments Incorporated * All rights reserved. * * 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. * --/COPYRIGHT--*/ /******************************************************************************* * MSP432 Clock System - Clock Source Initialization * * Description: In this code example, the CS_initClockSignal is used to * initialize every clock on the controller to a non-default value. The * CS_initClockSignal function is one of the most convenient CS functions as it * provides a readable/usable method for users to initialize specific clock * sources to a specific clock signal. Once each clock source is initialized, * the convenience functions that get clock frequencies are used to assign * the frequencies to variables. The user can pause the debugger to observe * that the correct frequencies have been assigned to the variables. * * MCLK = MODOSC/4 = 6MHz * ACLK = REFO/2 = 16kHz * HSMCLK = DCO/2 = 1.5Mhz * SMCLK = DCO/4 = 750kHz * BCLK = REFO = 32kHz * * MSP432P401 * ------------------ * /|\| | * | | | * --|RST | * | | * | | * | | * | | * | | * ******************************************************************************/ /* DriverLib Includes */ #include <ti/devices/msp432p4xx/driverlib/driverlib.h> /* Standard Includes */ #include <stdint.h> /* Statics */ static volatile uint32_t aclk, mclk, smclk, hsmclk, bclk; int main(void) { /* Halting WDT */ MAP_WDT_A_holdTimer(); /* Initializing the clock source as follows: * MCLK = MODOSC/4 = 6MHz * ACLK = REFO/2 = 16kHz * HSMCLK = DCO/2 = 1.5Mhz * SMCLK = DCO/4 = 750kHz * BCLK = REFO = 32kHz */ MAP_CS_initClockSignal(CS_MCLK, CS_MODOSC_SELECT, CS_CLOCK_DIVIDER_4); MAP_CS_initClockSignal(CS_ACLK, CS_REFOCLK_SELECT, CS_CLOCK_DIVIDER_2); MAP_CS_initClockSignal(CS_HSMCLK, CS_DCOCLK_SELECT, CS_CLOCK_DIVIDER_2); MAP_CS_initClockSignal(CS_SMCLK, CS_DCOCLK_SELECT, CS_CLOCK_DIVIDER_4); MAP_CS_initClockSignal(CS_BCLK, CS_REFOCLK_SELECT, CS_CLOCK_DIVIDER_1); /* * Getting all of the frequency values of the CLK sources using the * convenience functions */ aclk = CS_getACLK(); mclk = CS_getMCLK(); smclk = CS_getSMCLK(); hsmclk = CS_getHSMCLK(); bclk = CS_getBCLK(); SysCtl_disableSRAMBank(SYSCTL_SRAM_BANK2); //susan /* * Staying in active mode so that the user can see the values that are put * in the above registers through the debugger */ while (1) { } }
您现在有没有将driverlib的路径加入工程?如下图所示