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本帖最后由 wenyangzeng 于 2018-7-22 21:26 编辑
感谢社区,感谢NXP,有幸收揽《双核挑战奖赛》奖品LPCXpresso54628评估板。
主芯片是NXP公司的LPC54628J512 ET180,是基于ARM Cortex-M4核的低功耗MCU:
ARM Cortex-M4 CPU采用3级流水线,具有单独本地指令和数据总线以及用于外设的第三总线的哈佛架构,支持单周期数字信号处理和SIMD指令,内核还集成了硬件浮点处理器.
包括512KB闪存,200KB SRAM,多达16kB EEPROM,四个SPI闪存接口(SPIFI);
高速和全速USB主和设备控制器,以太网AVB;
LCD控制器,智能卡接口;
SD/MMC,CAN FD和外接存储器控制器(EMC);
带PDM麦克风接口和I2S的DMIC子系统;
五个通用计时器, SCTImer/PWM;
RTC/告警计时器,多速率计时器(MRT),视窗看门狗计时器(WWDT);
十个灵活串行通报批评信外设(USART, SPI, I2S, I2C接口);
安全散列算法(SHA),12位5.0MSPS ADC和温度传感器;
这款开发板主要配置:
• On-board, high-speed USB based, Link2 Debug Probe with CMSIS-DAP and SEGGER J-Link protocol options: Link2 probe can be used with on-board LPC546xx or external target.
UART and SPI port bridging from LPC546xx target to USB via the on-board Debug Probe.
Support for external Debug Probe.
• 3 x user LEDs
• Target Reset, ISP (3) and user buttons
• Expansion options based on popular standards:
Arduino UNO compatible expansion site with additional LPCXpresso V3 standard connections
PMod™ compatible expansion port
Host connection / general purpose expansion port
• On-board 3.3V regulator with external power supply options.
• Built-in power consumption measurement for target LPC546xx MCU.
• 128Mb Micron MT25QL128 Quad-SPI flash.
• 128Mb Micron MT48LC8M16A2B4 SDRAM.
• Knowles SPH0641LM4H digital microphone.
• Full size SD/MMC card slot.
• NXP MMA8652FCR1 accelerometer.
• Stereo audio codec with line in/out.
• High and full speed USB ports with micro A/B connector for host or device functionality.
• 10/100Mbps Ethernet (RJ45 connector).
• 272x480 color LCD with capacitive touch screen.
开发板预装了演示软件:
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