怎么保证保险行业反洗钱项目的质量
时间: 2024-05-13 07:20:55 浏览: 5
以下是使用标准库方式编写的代码:
```
#include "stm32f10x.h"
// 定义LED引脚
#define LED1_PIN GPIO_Pin_12
#define LED2_PIN GPIO_Pin_13
#define LED3_PIN GPIO_Pin_14
// 定义定时器时钟频率
#define TIMER_CLK_FREQ 72000000
// 定义闪烁频率
#define LED1_BLINK_FREQ 2
#define LED2_BLINK_FREQ 3
#define LED3_BLINK_FREQ 4
// 定义定时器优先级
#define TIMER1_PRIORITY 0
#define TIMER2_PRIORITY 1
#define TIMER3_PRIORITY 2
// 定义定时器中断优先级
#define TIMER1_IRQ_PRIORITY 0
#define TIMER2_IRQ_PRIORITY 1
#define TIMER3_IRQ_PRIORITY 2
// 定义定时器计数器值
uint16_t timer1_counter = 0;
uint16_t timer2_counter = 0;
uint16_t timer3_counter = 0;
// 定时器1中断处理函数
void TIM1_IRQHandler(void)
{
if(TIM_GetITStatus(TIM1, TIM_IT_Update) != RESET)
{
if(timer1_counter < TIMER_CLK_FREQ / LED1_BLINK_FREQ / 2)
{
GPIO_SetBits(GPIOB, LED1_PIN);
}
else
{
GPIO_ResetBits(GPIOB, LED1_PIN);
}
timer1_counter++;
TIM_ClearITPendingBit(TIM1, TIM_IT_Update);
}
}
// 定时器2中断处理函数
void TIM2_IRQHandler(void)
{
if(TIM_GetITStatus(TIM2, TIM_IT_Update) != RESET)
{
if(timer2_counter < TIMER_CLK_FREQ / LED2_BLINK_FREQ / 2)
{
GPIO_SetBits(GPIOB, LED2_PIN);
}
else
{
GPIO_ResetBits(GPIOB, LED2_PIN);
}
timer2_counter++;
TIM_ClearITPendingBit(TIM2, TIM_IT_Update);
}
}
// 定时器3中断处理函数
void TIM3_IRQHandler(void)
{
if(TIM_GetITStatus(TIM3, TIM_IT_Update) != RESET)
{
if(timer3_counter < TIMER_CLK_FREQ / LED3_BLINK_FREQ / 2)
{
GPIO_SetBits(GPIOB, LED3_PIN);
}
else
{
GPIO_ResetBits(GPIOB, LED3_PIN);
}
timer3_counter++;
TIM_ClearITPendingBit(TIM3, TIM_IT_Update);
}
}
int main(void)
{
// 初始化LED引脚
GPIO_InitTypeDef GPIO_InitStructure;
RCC_APB2PeriphClockCmd(RCC_APB2Periph_GPIOB, ENABLE);
GPIO_InitStructure.GPIO_Pin = LED1_PIN | LED2_PIN | LED3_PIN;
GPIO_InitStructure.GPIO_Mode = GPIO_Mode_Out_PP;
GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;
GPIO_Init(GPIOB, &GPIO_InitStructure);
// 初始化定时器
TIM_TimeBaseInitTypeDef TIM_TimeBaseInitStructure;
NVIC_InitTypeDef NVIC_InitStructure;
// 定时器1
RCC_APB2PeriphClockCmd(RCC_APB2Periph_TIM1, ENABLE);
TIM_TimeBaseInitStructure.TIM_Period = TIMER_CLK_FREQ / LED1_BLINK_FREQ - 1;
TIM_TimeBaseInitStructure.TIM_Prescaler = 0;
TIM_TimeBaseInitStructure.TIM_ClockDivision = TIM_CKD_DIV1;
TIM_TimeBaseInitStructure.TIM_CounterMode = TIM_CounterMode_Up;
TIM_TimeBaseInit(TIM1, &TIM_TimeBaseInitStructure);
TIM_Cmd(TIM1, ENABLE);
NVIC_InitStructure.NVIC_IRQChannel = TIM1_UP_IRQn;
NVIC_InitStructure.NVIC_IRQChannelPreemptionPriority = TIMER1_IRQ_PRIORITY;
NVIC_InitStructure.NVIC_IRQChannelSubPriority = 0;
NVIC_InitStructure.NVIC_IRQChannelCmd = ENABLE;
NVIC_Init(&NVIC_InitStructure);
// 定时器2
RCC_APB1PeriphClockCmd(RCC_APB1Periph_TIM2, ENABLE);
TIM_TimeBaseInitStructure.TIM_Period = TIMER_CLK_FREQ / LED2_BLINK_FREQ - 1;
TIM_TimeBaseInitStructure.TIM_Prescaler = 0;
TIM_TimeBaseInitStructure.TIM_ClockDivision = TIM_CKD_DIV1;
TIM_TimeBaseInitStructure.TIM_CounterMode = TIM_CounterMode_Up;
TIM_TimeBaseInit(TIM2, &TIM_TimeBaseInitStructure);
TIM_Cmd(TIM2, ENABLE);
NVIC_InitStructure.NVIC_IRQChannel = TIM2_IRQn;
NVIC_InitStructure.NVIC_IRQChannelPreemptionPriority = TIMER2_IRQ_PRIORITY;
NVIC_InitStructure.NVIC_IRQChannelSubPriority = 0;
NVIC_InitStructure.NVIC_IRQChannelCmd = ENABLE;
NVIC_Init(&NVIC_InitStructure);
// 定时器3
RCC_APB1PeriphClockCmd(RCC_APB1Periph_TIM3, ENABLE);
TIM_TimeBaseInitStructure.TIM_Period = TIMER_CLK_FREQ / LED3_BLINK_FREQ - 1;
TIM_TimeBaseInitStructure.TIM_Prescaler = 0;
TIM_TimeBaseInitStructure.TIM_ClockDivision = TIM_CKD_DIV1;
TIM_TimeBaseInitStructure.TIM_CounterMode = TIM_CounterMode_Up;
TIM_TimeBaseInit(TIM3, &TIM_TimeBaseInitStructure);
TIM_Cmd(TIM3, ENABLE);
NVIC_InitStructure.NVIC_IRQChannel = TIM3_IRQn;
NVIC_InitStructure.NVIC_IRQChannelPreemptionPriority = TIMER3_IRQ_PRIORITY;
NVIC_InitStructure.NVIC_IRQChannelSubPriority = 0;
NVIC_InitStructure.NVIC_IRQChannelCmd = ENABLE;
NVIC_Init(&NVIC_InitStructure);
while(1)
{
// 无需执行任何操作
}
}
```