arduino mega有什么用 关于arduino mega2560开发一些问题!请勿复制粘...
arduino 328\u4e0earduino uno\u6709\u4ec0\u4e48\u533a\u522b\uff1f\u4e0earduino mega1280\u5462\uff1fUNO\u662f328\u7684\u5347\u7ea7\u7248\uff082011\u5e74\u5347\u7ea7\uff0c2012\u5e74\u521d\u51fa\u7684R3\u7248\uff09\u4e3b\u8981\u5347\u7ea7\u5c31\u662fUSB \u8f6c\u4e32\u53e3\u6a21\u5757\uff0c\u91c7\u7528\u4e86ATMEL 16U2 \u6216\u8005\u662f8U2 \u7684\u5355\u7247\u673a\u6765\u6a21\u62df\u8f6c\u6362\u82af\u7247\uff0c\u901f\u5ea6\u66f4\u5feb\u66f4\u7a33\u5b9a\uff0816U2\u6bd48U2\u6027\u80fd\u597d\uff0c\u4f46\u662f8U2\u4e5f\u591f\u4e86\uff09 \u5982\u679c\u4e0d\u5728\u4e4e20\u591a\u5757\u94b1\u7684\u8bdd\uff0c8U2\u7684\u662f\u5f88\u597d\u7684\u9009\u62e9\u3002
UNO\u5347\u7ea7\u4e86328\u7684USB\u901a\u8baf\u6a21\u5757\uff0c\u66f4\u5feb\uff0c\u5f53\u7136\u6210\u672c\u9ad8\u4e86\u81ea\u7136\u4ef7\u683c\u9ad8\u4e86
mega1280\u6027\u80fd\u548c328\u76f8\u540c\uff0c\u90fd\u662f16M\u76848\u4f4d\u5355\u7247\u673a\uff0c\u533a\u522b\u5728\u4e8e\u5f15\u811a\u6570\u91cf\uff0c\u53ef\u4ee5\u63a5\u66f4\u591a\u7684\u5916\u56f4\u8bbe\u5907
RAM\u548cFLASH\u6269\u5927\u4e86\u5f88\u591a \u5176\u4e2d\u76841280\u6307\u7684\u662f128K\u7684FLASH\u7a7a\u95f4\uff0c328\u6307\u7684\u662f32K, \u53ef\u4ee5\u5305\u542b\u66f4\u5927\u7684\u7a0b\u5e8f\uff08\u4e0a\u9762\u8bf4\u7684FLASH\u7a7a\u95f4\u4e0d\u662f\u6240\u6709\u90fd\u53ef\u7528\uff0c\u4e00\u822c\u4f1a\u6709\u51e0K\u4f5c\u4e3aBOOTLOADER \u5c31\u662f\u5f15\u5bfc\u7a0b\u5e8f \u51e0K\uff0c\u53ef\u4ee5\u5ffd\u7565\u4e0d\u8ba1\uff0c\u591a\u6570\u7a0b\u5e8f\u90fd\u6ca1\u6709\u90a3\u4e48\u5927\uff0c32K\u5bf9\u4e8e\u5355\u7247\u673a\u6765\u8bf4\u5df2\u7ecf\u5f88\u5927\u4e86\uff09\u3002
arduino\u4ea7\u54c1\u5e8f\u5217\u6027\u80fd\u66f4\u597d\u7684 \u8fd8\u67092560\u3002
\u6311\u9009\u7684\u65f6\u5019\u4e3b\u8981\u8981\u770b\u505a\u5de5\uff0c\u4ef7\u683c\uff0c\u8fd8\u6709\u5c31\u662f\u5468\u8fb9\u5143\u4ef6\uff0c\u5f88\u591a1280\u6216\u80052560\u4f7f\u7528\u7684\u8fd8\u662fFT32\u7684USB\u82af\u7247\uff0c\u90a3\u5c31\u662f\u8001\u6b3e\u4e86\uff0c\u752816U2\u5355\u7247\u673a\u6216\u80058U2\u7684\u90fd\u662f\u5f88\u597d\u7684\u9009\u62e9\uff0c\u6bd5\u7adf\u65b0\uff0c\u652f\u6301\u7684\u529f\u80fd\u66f4\u591a\uff08\u5f53\u7136\u76ee\u524d\u529f\u80fd\u76f8\u540c\uff0c\u4ee5\u540e\u53ef\u80fd\u4f1a\u5f00\u53d1\u51fa\u6765\u865a\u62df\u9f20\u6807\u6216\u8005\u952e\u76d8\u4e4b\u7c7b\u7684\u901a\u8baf\u4ee3\u7801\uff0c\u53ea\u6709\u5355\u7247\u673a\u4f5c\u4e3a\u901a\u8baf\u7684\u624d\u652f\u6301\uff0c\u5b98\u7f51\u4e0a\u8bf4\u201c\u5f53\u7136\uff0c\u8fd9\u4e00\u5207\u6709\u5f85\u4e8e\u56e2\u961f\u7684\u540e\u7eed\u5f00\u53d1\u201d\uff09\u3002
\u76ee\u524d\u672c\u4eba\u73a9\u7684\u662f2560 \uff0c\u6570\u5b57IO \u6a21\u62df\u53e3\u90fd\u591a\u5f88\u591a.
booloader\u4e5f\u662f\u5f00\u6e90\u7684\u3002
atmega16U2\u7684\u4f5c\u7528\u53ea\u662fusb \u8f6c uart
\u901a\u5e38\u4f7f\u7528\u65b9\u5f0f\u5c31\u662f\u76f4\u63a5Usb\u63a5\u4e0a\u5c31\u53ef\u4ee5\u70e7\u5199\u7a0b\u5e8f\u3002
\u56e0\u6b64\uff0c\u4e00\u822c arduino\u4e0a\u662f\u6709 \u4e24\u4e2a\u76f8\u5f53\u4e8eBootloader\u7684\u7a0b\u5e8f\uff0c\u4e00\u4e2a\u5728 atmega16U2 \u4e0a\uff0c\u4e00\u4e2a\u662favr\u4e0a\u3002\u5bf9\u4e8e\u8fd9\u4e24\u4e2a\u6700\u6700\u57fa\u7840\u7684\u7a0b\u5e8f\u662f\u65e0\u6cd5\u76f4\u63a5\u70e7\u5199\u7684\uff0c\u8fd9\u65f6\u5019\u624d\u7231\u9700\u8981\u4f60\u8bf4\u7684 usb isp\u70e7\u5199\u5668\u3002
\u4f60\u53ef\u4ee5\u81ea\u5df1\u70e7\u5199\uff0c\u4e0d\u9700\u8981\u4efb\u4f55\u6388\u6743\u3002\u6700\u591a\u4e70\u4e00\u4e2a usb isp \uff08uno\u6709\u7a0b\u5e8f\u76f4\u63a5\u628a\u81ea\u5df1\u6a21\u62df\u6210 isp\u70e7\u5199\u5668\uff0c\u8fd9\u6837\uff0c\u4e3b\u8981\u4f60\u6709uno\u53ef\u4ee5\u968f\u4fbf\u5199l\u4e86\uff09
\u57fa\u672c\u4e0a\u5c31\u662f\u8fd9\u6837\uff0c\u6211\u5bf9 avr\u4e5f\u6ca1\u6709\u592a\u591a\u4e86\u89e3\u3002\u5982\u679c\u4f60\u60f3\u73a9\uff0c\u5efa\u8bae\u4f60\u5148\u4e70\u4e2a arduino uno \u73a9\u73a9
可以制作3D打印机等需要IO口比较多的作品。
扩展阅读:arduino mega2560 r3 ... arduino micros ... arduino app ... arduino mega 2560扩展板 ... arduino函数库大全 ... 三款常用arduino开发板 ... arduino max6675 ... atmega16a arduino ... arduino mega 2560缺点 ...