iar怎么安装

iar怎么安装,第1张

1、将IAR软件安装包进行解压,解压之后,在文件目录中点击autorun.exe程序,进入IAR的安装界面。

2、用鼠标单击选择第二项“InstallIARforEmbeddedWorkbench”进入IAR的安装向导。

3、点击“Next”按钮,进入安装的下一步

4、勾选同意许可协议,否则无法安装,然后点击“Next”按钮,进入安装的下一步。

5、输入IAR产品的序列号,然后点击“Next”按钮,进入安装的下一步。

6、选择IAR安装的文件路径,默认安装在C盘,点击右侧的“Change”按钮即可更改安装路径,然后点击“Next”按钮,进入安装的下一步。

7、点击“Install”按钮开始安装。

IAR是一款基于嵌入式的开发环境,它功能强大,支持51单片机,ARM处理器等众多芯片,而且使用也比较方便。学习嵌入式编程的程序员一般都会安装该软件。

首先要会用IAR啊, 设置,编译链接下载这些你是不是都很熟练了呢,即使不熟练,这个流程你能 *** 作了么?

然后,了解430上面都有哪些功能模块,比方说:IO口,AD,FLASH,TIMERAB等等。当然了,这只是了解。大体上看看。我觉得既然要用430了,51单片机应该学过吧。有51基础就会好很多啊。

第三,那些R1,R2,R3.......寄存器就不要看了,那些汇编就不要看了。不是不重要,而是可以暂时忽略。

第四,写一个基本的程序。我开始写的时候是,将看门狗关闭,然后设置时钟,然后在一个端口加上上拉的LED,配置引脚,使灯闪烁。(这一部分需要看430IO口配置寄存器,这些东西用到的时候,到书上查就行了)(如果连这部分程序都看不懂,写不出来,不是你的C语言不到家就是你对这个单片机太不了解!)

第五,就要考虑输入了,是要数字输入还是要用到AD模块呢。用到AD模块就需要对AD模块的东西看看。配置寄存器,初始化后的一些驱动程序编写(可以上网上找个现成的)。

可能你觉得我说的太浅显,那就没有办法了。和 梅园405 说的一样具体做还要靠自己。

在mian函数里面写程序,具体主函数如下:

#include "stm32f10x_lib.h"

int m=0

int n=0

#include "lcd.h"

char b[10]={'0','1','2','3','4','5','6','7','8','9'}

typedef enum {FAILED = 0, PASSED = !FAILED} TestStatus

vu32 ret

volatile TestStatus TestRx

void RCC_Configuration(void)

void GPIO_Configuration(void)

void NVIC_Configuration(void)

void CAN_Config(void)

TestStatus CAN_Polling(void)

TestStatus CAN_Interrupt(void)

void SysTick_Config(void)

void LcdShow_Init(void)

void Led_Config(void)

void Button_Config(void)

void Led_RW_ON(void)

void Led_RW_OFF(void)

void delay(void)

void delay()

{

int i,j

j=0

for (i=0i<0xfffffi++) j++

}

EXTI_InitTypeDef EXTI_InitStructure

int main(void)

{

char a[26]={'A','B','C','D','E','F','G','H','I','J','K','L','M','N','O','P',

'Q','R','S','T','U','V','W','X','Y','Z'}

#ifdef DEBUG

debug()

#endif

RCC_Configuration()

GPIO_Configuration()

NVIC_Configuration()

SysTick_Config()

LcdShow_Init()

Led_Config()

Button_Config()

GPIO_EXTILineConfig(GPIO_PortSourceGPIOD, GPIO_PinSource3)

EXTI_InitStructure.EXTI_Line = EXTI_Line3

EXTI_InitStructure.EXTI_Mode = EXTI_Mode_Interrupt

EXTI_InitStructure.EXTI_Trigger = EXTI_Trigger_Falling

EXTI_InitStructure.EXTI_LineCmd = ENABLE

EXTI_Init(&EXTI_InitStructure)

GPIO_EXTILineConfig(GPIO_PortSourceGPIOD, GPIO_PinSource4)

EXTI_InitStructure.EXTI_Line = EXTI_Line4

EXTI_InitStructure.EXTI_Mode = EXTI_Mode_Interrupt

EXTI_InitStructure.EXTI_Trigger = EXTI_Trigger_Falling

EXTI_InitStructure.EXTI_LineCmd = ENABLE

EXTI_Init(&EXTI_InitStructure)

while(1)

{

write_char(a+m,0,0)

n=a[m]

delay()

delay()

if(m==26)

{m=0}

}

}

void RCC_Configuration(void)

{

ErrorStatus HSEStartUpStatus

RCC_HSEConfig(RCC_HSE_ON)

HSEStartUpStatus = RCC_WaitForHSEStartUp()

if(HSEStartUpStatus == SUCCESS)

{

RCC_HCLKConfig(RCC_SYSCLK_Div1)

RCC_PCLK2Config(RCC_HCLK_Div1)

RCC_PCLK1Config(RCC_HCLK_Div2)

RCC_ADCCLKConfig(RCC_PCLK2_Div6)

FLASH_SetLatency(FLASH_Latency_2)

FLASH_PrefetchBufferCmd(FLASH_PrefetchBuffer_Enable)

RCC_PLLConfig(RCC_PLLSource_HSE_Div1, RCC_PLLMul_9)

RCC_PLLCmd(ENABLE)

while(RCC_GetFlagStatus(RCC_FLAG_PLLRDY) == RESET)

{

}

RCC_SYSCLKConfig(RCC_SYSCLKSource_PLLCLK)

while(RCC_GetSYSCLKSource() != 0x08)

{

}

}

RCC_APB2PeriphClockCmd(RCC_APB2Periph_GPIOA | RCC_APB2Periph_GPIOB |RCC_APB2Periph_GPIOC

| RCC_APB2Periph_GPIOD | RCC_APB2Periph_GPIOE | RCC_APB2Periph_AFIO, ENABLE)

RCC_APB1PeriphClockCmd(RCC_APB1Periph_TIM2, ENABLE)

RCC_APB1PeriphClockCmd(RCC_APB1Periph_CAN, ENABLE)

}

void GPIO_Configuration(void)

{

GPIO_InitTypeDef GPIO_InitStructure

GPIO_InitStructure.GPIO_Pin = GPIO_Pin_4 | GPIO_Pin_5 |GPIO_Pin_6 | GPIO_Pin_7

| GPIO_Pin_8 | GPIO_Pin_9 | GPIO_Pin_10 | GPIO_Pin_11

GPIO_InitStructure.GPIO_Mode = GPIO_Mode_Out_PP

GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz

GPIO_Init(GPIOC, &GPIO_InitStructure)

GPIO_InitStructure.GPIO_Pin = GPIO_Pin_3 | GPIO_Pin_4 | GPIO_Pin_11 | GPIO_Pin_12 |

GPIO_Pin_13 | GPIO_Pin_14 | GPIO_Pin_15

GPIO_InitStructure.GPIO_Mode = GPIO_Mode_IN_FLOATING

GPIO_Init(GPIOD, &GPIO_InitStructure)

GPIO_InitStructure.GPIO_Pin = GPIO_Pin_0

GPIO_InitStructure.GPIO_Mode = GPIO_Mode_IPU

GPIO_Init(GPIOD, &GPIO_InitStructure)

GPIO_InitStructure.GPIO_Pin = GPIO_Pin_1

GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AF_PP

GPIO_Init(GPIOD, &GPIO_InitStructure)

GPIO_PinRemapConfig(GPIO_Remap2_CAN,ENABLE)

GPIO_InitStructure.GPIO_Pin = GPIO_Pin_All

GPIO_InitStructure.GPIO_Mode = GPIO_Mode_Out_PP

GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz

GPIO_Init(GPIOE, &GPIO_InitStructure)

}

void NVIC_Configuration(void)

{

NVIC_InitTypeDef NVIC_InitStructure

#ifdef VECT_TAB_RAM

NVIC_SetVectorTable(NVIC_VectTab_RAM, 0x0)

#else

NVIC_SetVectorTable(NVIC_VectTab_FLASH, 0x0)

#endif

NVIC_PriorityGroupConfig(NVIC_PriorityGroup_2)

NVIC_InitStructure.NVIC_IRQChannel=TIM2_IRQChannel

NVIC_InitStructure.NVIC_IRQChannelPreemptionPriority = 1

NVIC_InitStructure.NVIC_IRQChannelSubPriority = 0

NVIC_InitStructure.NVIC_IRQChannelCmd = ENABLE

NVIC_Init(&NVIC_InitStructure)

NVIC_InitStructure.NVIC_IRQChannel = EXTI3_IRQChannel

NVIC_InitStructure.NVIC_IRQChannelPreemptionPriority = 2

NVIC_InitStructure.NVIC_IRQChannelSubPriority = 1

NVIC_InitStructure.NVIC_IRQChannelCmd = ENABLE

NVIC_Init(&NVIC_InitStructure)

NVIC_InitStructure.NVIC_IRQChannel = EXTI4_IRQChannel

NVIC_InitStructure.NVIC_IRQChannelPreemptionPriority = 2

NVIC_InitStructure.NVIC_IRQChannelSubPriority = 0

NVIC_InitStructure.NVIC_IRQChannelCmd = ENABLE

NVIC_Init(&NVIC_InitStructure)

NVIC_SystemHandlerPriorityConfig(SystemHandler_SysTick, 2, 0)

}

void LcdShow_Init(void)

{

TIM_TimeBaseInitTypeDef TIM_TimeBaseStructure

TIM_OCInitTypeDef TIM_OCInitStructure

TIM_TimeBaseStructure.TIM_Period = 8000

TIM_TimeBaseStructure.TIM_Prescaler = 17

TIM_TimeBaseStructure.TIM_ClockDivision = 0x0

TIM_TimeBaseStructure.TIM_CounterMode = TIM_CounterMode_Up

TIM_TimeBaseInit(TIM2, &TIM_TimeBaseStructure)

TIM_ARRPreloadConfig(TIM2,DISABLE)

TIM_UpdateRequestConfig(TIM2,TIM_UpdateSource_Regular)

TIM_OCInitStructure.TIM_OCMode = TIM_OCMode_Timing

TIM_OCInitStructure.TIM_Channel = TIM_Channel_1

TIM_OCInitStructure.TIM_Pulse = 4000

TIM_OCInitStructure.TIM_OCPolarity = TIM_OCPolarity_High

TIM_OCInit(TIM2, &TIM_OCInitStructure)

TIM_OC1PreloadConfig(TIM2, TIM_OCPreload_Disable)

TIM_ITConfig(TIM2, TIM_IT_CC1 | TIM_IT_Update, ENABLE)

TIM_Cmd(TIM2, ENABLE)

}

void SysTick_Config(void)

{

SysTick_CLKSourceConfig(SysTick_CLKSource_HCLK)

SysTick_SetReload(720000)

SysTick_ITConfig(ENABLE)

SysTick_CounterCmd(SysTick_Counter_Enable)

}

void Button_Config(void)

{

GPIO_InitTypeDef GPIO_InitStructure

RCC_APB2PeriphClockCmd(RCC_APB2Periph_GPIOD, ENABLE)

GPIO_InitStructure.GPIO_Pin = GPIO_Pin_3 | GPIO_Pin_4

GPIO_InitStructure.GPIO_Mode = GPIO_Mode_IN_FLOATING

GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz

GPIO_Init(GPIOD, &GPIO_InitStructure)

}

void Led_Config(void)

{

GPIO_InitTypeDef GPIO_InitStructure

RCC_APB2PeriphClockCmd(RCC_APB2Periph_GPIOC, ENABLE)

GPIO_InitStructure.GPIO_Pin = GPIO_Pin_6 | GPIO_Pin_7 | GPIO_Pin_4 | GPIO_Pin_5

GPIO_InitStructure.GPIO_Mode = GPIO_Mode_Out_PP

GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz

GPIO_Init(GPIOC, &GPIO_InitStructure)

}

void Led_RW_ON(void)

{

m++

}

void Led_RW_OFF(void)

{

int i,j

i=n/10

j=n%10

write_char(b+i,0,2)

write_char(b+j,0,3)

}

#ifdef DEBUG

void assert_failed(u8* file, u32 line)

{

while (1)

{

}

}

#endif


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