LPC1788 SPI主从机代码PCB抄板
单片机源程序如下:
- PCB抄板/**********************************************************************
- * $Id[ DISCUZ_CODE_1 ]nbsp; mcu_main_new.c 2012-05-04
- *//**
- * @file mcu_main_new.c
- * @brief User program.
- * @version 1.0
- * @date 04. May. 2012
- * @author NXP MCU SW Application Team
- *
- * PCB抄板
- * All rights reserved.
- *
- ***********************************************************************
- * Software that is described herein is for illustrative purposes only
- * which provides customers with programming information regarding the
- * products. This software is supplied "AS IS" without any warranties.
- * NXP Semiconductors assumes no responsibility or liability for the
- * use of the software, conveys no license or title under any patent,
- * copyright, or mask work right to the product. NXP Semiconductors
- * reserves the right to make changes in the software without
- * notification. NXP Semiconductors also make no representation or
- * warranty that such application will be suitable for the specified
- * use without further testing or modification.
- * Permission to use, copy, modify, and distribute this software and its
- * documentation is hereby granted, under NXP Semiconductors'
- * relevant copyright in the software, without fee, provided that it
- * is used in conjunction with NXP Semiconductors microcontrollers. This
- * copyright, permission, and disclaimer notice must appear in all copies of
- * this code.
- **********************************************************************/
- #include "includes.h"
- #define VTOR_OFFSET (0x00001000)
- SBL_FirmVerion_Type firm_vers __attribute__((section("firmware_id_section")))= {0,1,'b'};
- /************************** PRIVATE DEFINITIONS *************************/
- #ifdef __MCU_LPC17xx
- #define MCB_1700
- //#define IAR_LPC_1768
- #elif defined (__MCU_LPC11xx)
- #define MCB_1100
- #endif
- #if defined (MCB_1700)
- /* Number of user LEDs */
- #define LED_NUM 4
- const unsigned long led_mask[] = { 1<<3, 1<<4, 1<<5, 1<<6 };
- #elif defined(MCB_1100)
- #define LED_NUM 4
- const unsigned long led_pin[] = { 3, 4, 5, 6 };
- #endif
- /************************** PRIVATE VARIABLES *************************/
- /* SysTick Counter */
- volatile unsigned long SysTickCnt;
- /************************** PRIVATE FUNCTIONS *************************/
- void SysTick_Handler (void);
- void ReAllocateNVIC(void);
- /*----------------- INTERRUPT SERVICE ROUTINES --------------------------*/
- /*********************************************************************//**
- * @brief SysTick handler sub-routine (1ms)
- * @param[in] None
- * @return None
- **********************************************************************/
- void SysTick_Handler (void) {
- SysTickCnt++;
- }
- /*-------------------------PRIVATE FUNCTIONS------------------------------*/
- /*********************************************************************//**
- * @brief Re-allocate vector interrupt table
- * @param[in] None
- * @return int
- **********************************************************************/
- void ReAllocateNVIC(void)
- {
- #ifdef __MCU_LPC17xx
- __disable_irq();
- NVIC_SetVTOR(VTOR_OFFSET);
- __enable_irq();
- #elif defined (__MCU_LPC11xx)
- uint32_t* src,*dst;
- int32_t size;
- __disable_irq();
- // copy vector table
- src = (uint32_t*)VTOR_OFFSET;
- dst = (uint32_t*)0x10000000;
- size = 192;
- while(size > 0)
- {
- *dst++ = *src++;
- size -= 4;
- }
- LPC_SYSCON->SYSMEMREMAP = 0x1; /* remap to internal RAM */
- __enable_irq();
- #endif
- }
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