1、功能说明

    此例程提供了一种DMA MemtoMem模式用法，使用突发模式在FLASH与RAM之间传输数据。

2、使用环境

    软件开发环境：
        IDE工具：KEIL MDK-ARM 5.34
          IAR EWARM 8.50.1
    
    硬件开发环境：
        N32H473系列：
        基于评估板N32H473VEL7_STB V1.0开发
        N32H474系列：
        基于评估板N32H474VEL7_STB V1.0开发
        N32H475系列：
        基于评估板N32H475UEQ7_STB V1.0开发
        N32H482系列：
        基于评估板N32H482ZEL7_STB V1.0开发
        N32H487系列：
        基于全功能板N32H487ZEL7_EVB V1.1开发


3、使用说明

    1、时钟源：HSE+PLL
    2、时钟频率：
        N32H473/474系列：240MHz
        N32H475/482/487/488系列：240MHz
    3、DMA通道：DMA1_CH1
    4、LED1：PA3
    5、测试步骤与现象
        a，编译下载代码复位运行
        b，DMA传输完成，LED1闪烁

4、注意事项
    无


1. Function description

    This routine provides a DMA MemtoMem mode usage to transfer data between FLASH and RAM using burst mode.

2. Use environment

    Software development environment: KEIL MDK-ARM V5.34
                                                            IAR EWARM 8.50.1

    Hardware development environment:
        N32H473 series:
        Developed based on the evaluation board N32H473VEL7_STB V1.0
        N32H474 series:
        Developed based on the evaluation board N32H474VEL7_STB V1.0
        N32H475 series:
        Developed based on the evaluation board N32H475UEQ7_STB V1.0
        N32H482 series:
        Developed based on the evaluation board N32H482ZEL7_STB V1.0
        N32H487 series:
        Developed based on the full-featured board N32H487ZEL7_EVB V1.1


3. Instructions for use

    1. Clock source: HSI+PLL
    2. Clock frequency: 
        N32H473/474 series: 240MHz
        N32H475/482/487/488 series: 240MHz
    3. DMA channel: DMA1_CH1
    4. LED1: PA3
    5. Test steps and phenomena
        a, Compile and download the code reset run
        b, DMA transfer completed, LED1 blinking

4. Attention
    None


