{"id":100973,"date":"2025-02-11T10:00:33","date_gmt":"2025-02-11T02:00:33","guid":{"rendered":"\/\/www.viralrail.com\/?p=100973"},"modified":"2025-02-11T10:00:37","modified_gmt":"2025-02-11T02:00:37","slug":"fxpyjdjtgn","status":"publish","type":"post","link":"\/\/www.viralrail.com\/blog\/100973.html","title":{"rendered":"FT232\u82af\u7247\u5f15\u811a\u7684\u5177\u4f53\u529f\u80fd"},"content":{"rendered":"\n

\u3000\u3000FT232\u82af\u7247<\/strong>\u662f\u4e00\u79cd\u7531FTDI(Future Technology Devices International)\u516c\u53f8\u751f\u4ea7\u7684USB\u5230\u4e32\u884c\u63a5\u53e3\u8f6c\u6362\u5668\uff0c\u5e7f\u6cdb\u5e94\u7528\u4e8e\u5404\u79cd\u7535\u5b50\u8bbe\u5907\u548c\u5d4c\u5165\u5f0f\u7cfb\u7edf\u4e2d\u3002FT232\u82af\u7247\u7684\u4e3b\u8981\u529f\u80fd\u662f\u5c06USB(\u901a\u7528\u4e32\u884c\u603b\u7ebf)\u4fe1\u53f7\u8f6c\u6362\u4e3a\u4e32\u884c\u901a\u4fe1\u534f\u8bae(\u5982RS-232\u3001TTL\u7b49)\uff0c\u4f7f\u5f97\u73b0\u4ee3\u8ba1\u7b97\u673a\u80fd\u591f\u4e0e\u4f20\u7edf\u7684\u4e32\u884c\u8bbe\u5907\u8fdb\u884c\u901a\u4fe1\u3002<\/p>\n\n\n\n

\u3000\u3000FT232\u82af\u7247\u7684\u6838\u5fc3\u529f\u80fd\u662f\u4e32\u884c\u901a\u4fe1<\/strong>\uff0c\u5b83\u652f\u6301\u591a\u79cd\u4e32\u884c\u534f\u8bae\uff0c\u5305\u62ec\u5f02\u6b65\u4e32\u884c\u901a\u4fe1<\/strong>\uff0c\u8fd9\u4f7f\u5f97\u5b83\u80fd\u591f\u4e0e\u591a\u79cd\u8bbe\u5907\u8fdb\u884c\u8fde\u63a5\uff0c\u5982\u5fae\u63a7\u5236\u5668\u3001\u4f20\u611f\u5668\u548c\u5176\u4ed6\u5916\u56f4\u8bbe\u5907\u3002FT232\u5177\u6709\u5185\u7f6e\u7684USB\u63a7\u5236\u5668\uff0c\u80fd\u591f\u5904\u7406USB\u534f\u8bae\u7684\u590d\u6742\u6027\uff0c\u4ece\u800c\u7b80\u5316\u4e86\u5f00\u53d1\u4eba\u5458\u7684\u5de5\u4f5c\u3002\u901a\u8fc7FT232.\u7528\u6237\u53ef\u4ee5\u65b9\u4fbf\u5730\u5c06USB\u63a5\u53e3\u5e94\u7528\u4e8e\u9700\u8981\u4e32\u884c\u901a\u4fe1\u7684\u8bbe\u5907\uff0c\u907f\u514d\u4e86\u4f7f\u7528\u4f20\u7edf\u4e32\u53e3\u6240\u9700\u7684\u989d\u5916\u786c\u4ef6\u3002<\/p>\n\n\n\n

\u3000\u3000\u5728\u786c\u4ef6\u65b9\u9762\uff0cFT232\u82af\u7247\u4e00\u822c\u63d0\u4f9b\u591a\u4e2a\u5f15\u811a\uff0c\u8fd9\u4e9b\u5f15\u811a\u7528\u4e8e\u8fde\u63a5\u5230\u5fae\u63a7\u5236\u5668\u6216\u5176\u4ed6\u8bbe\u5907\u3002\u5b83\u652f\u6301\u591a\u79cd\u7535\u5e73\u63a5\u53e3\uff0c\u5305\u62ec5V<\/strong>\u548c3.3V<\/strong>\uff0c\u8fd9\u4f7f\u5f97\u5b83\u80fd\u591f\u4e0e\u4e0d\u540c\u7535\u538b\u7b49\u7ea7\u7684\u8bbe\u5907\u517c\u5bb9\u3002\u6b64\u5916\uff0cFT232\u82af\u7247\u8fd8\u5177\u6709\u53ef\u7f16\u7a0b\u7684GPIO<\/strong>(\u901a\u7528\u8f93\u5165\u8f93\u51fa)\u5f15\u811a\uff0c\u7528\u6237\u53ef\u4ee5\u6839\u636e\u9700\u8981\u5c06\u8fd9\u4e9b\u5f15\u811a\u914d\u7f6e\u4e3a\u8f93\u5165\u6216\u8f93\u51fa\uff0c\u4ee5\u5b9e\u73b0\u7279\u5b9a\u7684\u529f\u80fd\uff0c\u5982\u63a7\u5236LED\u3001\u8bfb\u53d6\u5f00\u5173\u72b6\u6001\u7b49\u3002<\/p>\n\n\n\n

\u3000\u3000FT232\u82af\u7247\u7684\u53e6\u4e00\u4e2a\u91cd\u8981\u7279\u6027\u662f\u5176\u652f\u6301\u865a\u62df\u4e32\u53e3<\/strong>(VCP)\u9a71\u52a8\u7a0b\u5e8f\u3002\u901a\u8fc7\u5b89\u88c5FTDI\u63d0\u4f9b\u7684VCP\u9a71\u52a8\uff0cFT232\u53ef\u4ee5\u5728\u8ba1\u7b97\u673a\u4e0a\u521b\u5efa\u4e00\u4e2a\u865a\u62df\u4e32\u53e3\uff0c\u4f7f\u5f97\u5e94\u7528\u7a0b\u5e8f\u53ef\u4ee5\u50cf\u8bbf\u95ee\u7269\u7406\u4e32\u53e3\u4e00\u6837\u8bbf\u95eeFT232.\u8fd9\u79cd\u7279\u6027\u4f7f\u5f97FT232\u5728\u4e0e\u5404\u79cd\u64cd\u4f5c\u7cfb\u7edf(\u5982Windows\u3001Linux\u548cmacOS)\u517c\u5bb9\u65f6\uff0c\u6781\u5927\u5730\u7b80\u5316\u4e86\u5f00\u53d1\u8fc7\u7a0b\u3002<\/p>\n\n\n\n

\u3000\u3000\u6b64\u5916\uff0cFT232\u8fd8\u652f\u6301\u9ad8\u901f\u6570\u636e\u4f20\u8f93<\/strong>\uff0c\u5176USB\u63a5\u53e3\u7684\u4f20\u8f93\u901f\u7387\u53ef\u4ee5\u8fbe\u523012 Mbps<\/strong>\uff0c\u8fd9\u5bf9\u4e8e\u9700\u8981\u5feb\u901f\u6570\u636e\u4ea4\u6362\u7684\u5e94\u7528\u573a\u666f\u975e\u5e38\u91cd\u8981\u3002FT232\u82af\u7247\u7684\u8bbe\u8ba1\u8fd8\u8003\u8651\u5230\u4e86\u7535\u6e90\u7ba1\u7406<\/strong>\uff0c\u5b83\u80fd\u591f\u5728\u4e0d\u6d3b\u52a8\u65f6\u8fdb\u5165\u4f4e\u529f\u8017\u6a21\u5f0f\uff0c\u4ece\u800c\u5ef6\u957f\u8bbe\u5907\u7684\u7535\u6c60\u5bff\u547d\u3002<\/p>\n\n\n\n

\u3000\u3000\u603b\u7684\u6765\u8bf4\uff0cFT232\u82af\u7247\u4f5c\u4e3a\u4e00\u79cdUSB\u5230\u4e32\u884c\u63a5\u53e3\u8f6c\u6362\u5668\uff0c\u56e0\u5176\u9ad8\u6548\u3001\u7075\u6d3b\u548c\u6613\u4e8e\u4f7f\u7528\u7684\u7279\u6027\uff0c\u5728\u5d4c\u5165\u5f0f\u7cfb\u7edf\u3001\u5de5\u4e1a\u63a7\u5236\u3001\u6570\u636e\u91c7\u96c6\u548c\u5176\u4ed6\u8bb8\u591a\u5e94\u7528\u4e2d\u5f97\u5230\u4e86\u5e7f\u6cdb\u7684\u5e94\u7528\u3002\u5b83\u4e0d\u4ec5\u7b80\u5316\u4e86USB\u4e0e\u4e32\u884c\u8bbe\u5907\u4e4b\u95f4\u7684\u8fde\u63a5\uff0c\u4e5f\u4e3a\u5f00\u53d1\u4eba\u5458\u63d0\u4f9b\u4e86\u4e30\u5bcc\u7684\u529f\u80fd\u548c\u63a5\u53e3\u9009\u9879\uff0c\u4f7f\u5176\u6210\u4e3a\u73b0\u4ee3\u7535\u5b50\u8bbe\u8ba1\u4e2d\u4e0d\u53ef\u6216\u7f3a\u7684\u7ec4\u4ef6\u4e4b\u4e00\u3002<\/p>\n\n\n\n

\u3000\u3000\u4ee5\u4e0b\u662fFT232R(SSOP28\u5c01\u88c5)\u82af\u7247\u7684\u4e3b\u8981\u5f15\u811a\u529f\u80fd\u6982\u8ff0<\/strong>\uff0c\u4f9b\u53c2\u8003\uff1a<\/p>\n\n\n\n

\u3000\u3000\u7535\u6e90\u76f8\u5173\u5f15\u811a<\/strong><\/p>\n\n\n\n

\u3000\u3000VCC<\/strong> (\u5f15\u811a1)\uff1a5V\u7535\u6e90\u8f93\u5165\uff0c\u4e3a\u82af\u7247\u4f9b\u7535\u3002<\/p>\n\n\n\n

\u3000\u30003V3OUT<\/strong> (\u5f15\u811a2)\uff1a\u5185\u90e8\u7a33\u538b\u8f93\u51fa\u76843.3V\uff0c\u53ef\u4e3a\u5916\u90e8\u7535\u8def\u4f9b\u7535(\u6700\u592750mA)\u3002<\/p>\n\n\n\n

\u3000\u3000VCCIO<\/strong> (\u5f15\u811a3)\uff1aI\/O\u7535\u5e73\u7535\u6e90(3.3V\u62165V)\uff0c\u51b3\u5b9aUART\u548cGPIO\u7684\u903b\u8f91\u7535\u5e73\u3002<\/p>\n\n\n\n

\u3000\u3000GND<\/strong> (\u5f15\u811a4\u300123\u300127)\uff1a\u63a5\u5730\u5f15\u811a\u3002<\/p>\n\n\n\n

\u3000\u3000AGND<\/strong> (\u5f15\u811a25)\uff1a\u6a21\u62df\u5730\uff0c\u9700\u4e0e\u6570\u5b57\u5730\u8fde\u63a5\u3002<\/p>\n\n\n\n

\u3000\u3000AVCC<\/strong> (\u5f15\u811a26)\uff1a\u6a21\u62df\u7535\u6e90(\u901a\u5e38\u63a53.3V\u62165V)\uff0c\u9700\u901a\u8fc7\u6ee4\u6ce2\u7535\u8def\u8fde\u63a5\u3002<\/p>\n\n\n\n

\u3000\u3000USB\u63a5\u53e3\u5f15\u811a<\/strong><\/p>\n\n\n\n

\u3000\u3000USBDM<\/strong> (\u5f15\u811a5)\uff1aUSB D- \u6570\u636e\u7ebf\u3002<\/p>\n\n\n\n

\u3000\u3000USBDP<\/strong> (\u5f15\u811a6)\uff1aUSB D+ \u6570\u636e\u7ebf\u3002<\/p>\n\n\n\n

\u3000\u3000\u914d\u7f6e\u4e0eEEPROM\u63a5\u53e3<\/strong><\/p>\n\n\n\n

\u3000\u3000RESET#<\/strong> (\u5f15\u811a7)\uff1a\u4f4e\u7535\u5e73\u6709\u6548\u7684\u590d\u4f4d\u8f93\u5165\u3002<\/p>\n\n\n\n

\u3000\u3000TEST<\/strong> (\u5f15\u811a8)\uff1a\u6d4b\u8bd5\u6a21\u5f0f(\u901a\u5e38\u60ac\u7a7a\u6216\u63a5\u5730)\u3002<\/p>\n\n\n\n

\u3000\u3000EECS<\/strong> (\u5f15\u811a9)\uff1aEEPROM\u7247\u9009\u4fe1\u53f7\u3002<\/p>\n\n\n\n

\u3000\u3000EEDATA<\/strong> (\u5f15\u811a10)\uff1aEEPROM\u6570\u636e\u7ebf\u3002<\/p>\n\n\n\n

\u3000\u3000EESK<\/strong> (\u5f15\u811a11)\uff1aEEPROM\u65f6\u949f\u4fe1\u53f7\u3002<\/p>\n\n\n\n

\u3000\u3000UART\u4e32\u53e3\u4e0e\u6d41\u63a7\u5236<\/strong><\/p>\n\n\n\n

\u3000\u3000RXD<\/strong> (\u5f15\u811a16)\uff1aUART\u63a5\u6536\u6570\u636e(\u8f93\u5165)\u3002<\/p>\n\n\n\n

\u3000\u3000TXD<\/strong> (\u5f15\u811a17)\uff1aUART\u53d1\u9001\u6570\u636e(\u8f93\u51fa)\u3002<\/p>\n\n\n\n

\u3000\u3000RTS#<\/strong> (\u5f15\u811a18)\uff1a\u8bf7\u6c42\u53d1\u9001(\u4f4e\u7535\u5e73\u6709\u6548\uff0c\u8f93\u51fa)\u3002<\/p>\n\n\n\n

\u3000\u3000CTS#<\/strong> (\u5f15\u811a19)\uff1a\u6e05\u9664\u53d1\u9001(\u4f4e\u7535\u5e73\u6709\u6548\uff0c\u8f93\u5165)\u3002<\/p>\n\n\n\n

\u3000\u3000DTR#<\/strong> (\u5f15\u811a20)\uff1a\u6570\u636e\u7ec8\u7aef\u5c31\u7eea(\u4f4e\u7535\u5e73\u6709\u6548\uff0c\u8f93\u51fa)\u3002<\/p>\n\n\n\n

\u3000\u3000DSR#<\/strong> (\u5f15\u811a21)\uff1a\u6570\u636e\u8bbe\u5907\u5c31\u7eea(\u4f4e\u7535\u5e73\u6709\u6548\uff0c\u8f93\u5165)\u3002<\/p>\n\n\n\n

\u3000\u3000DCD#<\/strong> (\u5f15\u811a22)\uff1a\u6570\u636e\u8f7d\u6ce2\u68c0\u6d4b(\u4f4e\u7535\u5e73\u6709\u6548\uff0c\u8f93\u5165)\u3002<\/p>\n\n\n\n

\u3000\u3000RI#<\/strong> (\u5f15\u811a23)\uff1a\u632f\u94c3\u6307\u793a(\u4f4e\u7535\u5e73\u6709\u6548\uff0c\u8f93\u5165)\u3002<\/p>\n\n\n\n

\u3000\u3000\u53ef\u914d\u7f6e\u5f15\u811a\uff08CBUS0-CBUS3\uff09<\/strong><\/p>\n\n\n\n

\u3000\u3000CBUS0<\/strong> (\u5f15\u811a12)\uff1a\u53ef\u901a\u8fc7EEPROM\u914d\u7f6e\u4e3aGPIO\u3001LED\u9a71\u52a8\u3001\u7535\u6e90\u4f7f\u80fd\u7b49\u3002<\/p>\n\n\n\n

\u3000\u3000CBUS1<\/strong> (\u5f15\u811a13)\uff1a\u540c\u4e0a\u3002<\/p>\n\n\n\n

\u3000\u3000CBUS2<\/strong> (\u5f15\u811a14)\uff1a\u540c\u4e0a\u3002<\/p>\n\n\n\n

\u3000\u3000CBUS3<\/strong> (\u5f15\u811a15)\uff1a\u540c\u4e0a\u3002<\/p>\n\n\n\n

\u3000\u3000\u5176\u4ed6\u529f\u80fd\u5f15\u811a<\/strong><\/p>\n\n\n\n

\u3000\u3000X3<\/strong> (\u5f15\u811a24)\uff1a12MHz\u65f6\u949f\u8f93\u51fa(\u53ef\u9a71\u52a8\u5916\u90e8\u7535\u8def)\u3002<\/p>\n\n\n\n

\u3000\u3000NC<\/strong> (\u5f15\u811a28)\uff1a\u672a\u8fde\u63a5(\u5177\u4f53\u5c01\u88c5\u53ef\u80fd\u4e0d\u540c)\u3002<\/p>\n\n\n\n

\u3000\u3000\u5173\u952e\u6ce8\u610f\u4e8b\u9879<\/strong><\/p>\n\n\n\n

\u3000\u3000VCCIO\u7535\u5e73<\/strong>\uff1a\u51b3\u5b9aUART\u548cGPIO\u7684\u903b\u8f91\u7535\u5e73(3.3V\u62165V)\uff0c\u9700\u4e0e\u5916\u90e8\u8bbe\u5907\u5339\u914d\u3002<\/p>\n\n\n\n

\u3000\u3000EEPROM\u914d\u7f6e<\/strong>\uff1a\u5916\u63a593C46\/56\u7b49EEPROM\u53ef\u81ea\u5b9a\u4e49USB\u63cf\u8ff0\u7b26(\u5982PID\/VID\u3001\u5e8f\u5217\u53f7)\u3002<\/p>\n\n\n\n

\u3000\u3000CBUS\u529f\u80fd<\/strong>\uff1a\u901a\u8fc7EEPROM\u914d\u7f6e\uff0c\u652f\u6301\u591a\u79cd\u529f\u80fd(\u5982GPIO\u3001TX\/RX LED\u6307\u793a\u3001PWREN\u7535\u6e90\u63a7\u5236)\u3002<\/p>\n\n\n\n

\u3000\u3000\u65f6\u949f\u8f93\u51fa<\/strong>\uff1aX3\u5f15\u811a\u63d0\u4f9b12MHz\u65f6\u949f\uff0c\u53ef\u7528\u4e8e\u5916\u90e8MCU\u6216\u7535\u8def\u540c\u6b65\u3002<\/p>\n\n\n\n

\u3000\u3000\u5178\u578b\u5e94\u7528\u573a\u666f<\/strong><\/p>\n\n\n\n

\u3000\u3000USB\u8f6c\u4e32\u53e3<\/strong>\uff1a\u8fde\u63a5RXD\/TXD\u5b9e\u73b0USB\u4e0eUART\u8bbe\u5907\u901a\u4fe1\u3002<\/p>\n\n\n\n

\u3000\u3000\u786c\u4ef6\u6d41\u63a7\u5236<\/strong>\uff1a\u4f7f\u7528RTS#\/CTS#\u7ba1\u7406\u6570\u636e\u6d41\u3002<\/p>\n\n\n\n

\u3000\u3000\u81ea\u5b9a\u4e49\u529f\u80fd<\/strong>\uff1a\u901a\u8fc7CBUS\u5f15\u811a\u63a7\u5236LED\u3001\u7535\u6e90\u6216\u6269\u5c55GPIO\u3002<\/p>\n\n\n\n

\u3000\u3000\u5efa\u8bae\u7ed3\u5408\u5b98\u65b9\u6570\u636e\u624b\u518c(\u5982FT232R Datasheet)\u786e\u8ba4\u5177\u4f53\u5c01\u88c5\u548c\u7535\u6c14\u7279\u6027\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"

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