creep 发表于 2017-4-4 22:18:16

【NUCLEO-L496ZG评测】+ 开箱测试

本帖最后由 creep 于 2017-4-6 21:24 编辑

      首先感谢社区和ST举办的优惠活动,让我们能第一时间体验到最新的L4系列的开发板,特别感谢管理员@zero99辛苦组织的活动。在进入3天假期的最后时刻才收到板子本打算放假好好搞一下,但是事实整整玩了3天几乎没开电脑,趁着假期的尾巴简单测试下。

   1、STM32L496

Nucleo-L496和之前那些144引脚的开发板外形略有不同采用了稍微新的设计,整个板子在没有网口的情况也看着稍微好看下。




STM32L496采用的是和F4系列同样的M4的内核,或许为了低功耗主频限制了最高80MHz,但是最为M4内核的一员,L496具有很多不错的功能:
FPU, ART Accelerator MPU, 100DMIPS/1.25DMIPS/MHz (Dhrystone 2.1), and DSP instructions 等特性。




STM32L496除了拥有强劲的内核外设配置也相当丰富:
◆8- to 14-bit camera interface up to 32 MHz (black&white) or 10 MHz (color)
◆External memory interface for static memories supporting SRAM, PSRAM, NOR and NAND memories
◆ Dual-flash Quad SPI memory interface
◆ USB OTG 2.0 full-speed, LPM and BCD
◆ LPUART
◆ Up to 24 capacitive sensing channels: support touchkey, linear and rotary touch sensors
详细如下:



2、性能测试

   官方的给出的参数如下
1.25 DMIPS/MHz (Drystone 2.1)273.55 Coremark® (3.42 Coremark/MHz @ 80 MHz) 使用keil进行的CoreMark测试如下:


由于KEIL的本身问题,测试得出的分数和官方的稍微有些差距,如果使用IAR可能分数会比较接近官方的数据。

3、编译环境搭建和基本测试

   随着cubemx的不断完善和功能越来越强大,很多开发者都在使用cubemx快速建立开发环境、生成测试代码。除此之外也可以使用keil自己一步一步生产代码,在官方提供的hal开发包中有详细的测试代码和工程模板可以参考。如果操作熟练可以很快生成一个测试工程。
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
上面ST的HAL开发包中处理常规的一些例子,还有LL库和HAL库与LL库结合使用的MIX库例子可以参考,最下面的Templates是工程模板。


通过这些例子基本可以熟悉的掌握常见的外设的使用方法。

根据Nucleo-L496的原理图我使用keil创建了一个简单的LED和串口输出的工程,其中main函数如下:
#include "main.h"
//creep
//2017-04-04
int main(void)
{
uint8_t sta = ON;
HAL_Init();
SystemClock_Config();
LPUART1_Init();
LED_Init();
while (1)
{
                LED1(sta);
    LED2(sta);
    LED3(sta);
                sta = !sta;
    HAL_Delay(1000);
    printf("hello,world!!\r\n");
}
}

测试代码 周期的闪烁3个LED灯并在串口输出信息。



串口输出




   ST除了在高性能的MCU领域发力也慢慢开始占领了低功耗的市场,通过强大的内核和客观的低功耗让越来越多的开发者开始使用ST接触ST的单片机。

测试代码:



相关文档:









zero99 发表于 2017-4-5 13:49:08

感谢橙子大大的支持

SInzo 发表于 2017-4-5 15:25:22

我觉得可以测试下FPU的性能,利用计时的方式比较

strang 发表于 2017-4-24 16:26:06

感谢分享,~~正在学习串口~
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查看完整版本: 【NUCLEO-L496ZG评测】+ 开箱测试