{"id":93547,"date":"2026-08-12T19:41:26","date_gmt":"2026-08-12T11:41:26","guid":{"rendered":"https:\/\/www.wsisp.com\/helps\/93547.html"},"modified":"2026-08-12T19:41:26","modified_gmt":"2026-08-12T11:41:26","slug":"d223%e7%9a%84%e6%a0%87%e5%ae%9a%e7%b3%bb%e7%bb%9f%e4%b8%8efram%e9%9d%9e%e6%98%93%e5%a4%b1%e5%ad%98%e5%82%a8%ef%bc%9a%e4%b8%a4%e7%82%b9%e6%a0%a1%e5%87%86%e5%a6%82%e4%bd%95%e5%ae%9e%e7%8e%b00-01fsr","status":"publish","type":"post","link":"https:\/\/www.wsisp.com\/helps\/93547.html","title":{"rendered":"D223\u7684\u6807\u5b9a\u7cfb\u7edf\u4e0eFRAM\u975e\u6613\u5931\u5b58\u50a8\uff1a\u4e24\u70b9\u6821\u51c6\u5982\u4f55\u5b9e\u73b00.01%FSR\u7cbe\u5ea6"},"content":{"rendered":"

\u6570\u636e\u91c7\u96c6\u5361\u7684\u7cbe\u5ea6\u4e0d\u4ec5\u53d6\u51b3\u4e8eADC\u82af\u7247，\u8fd8\u53d6\u51b3\u4e8e\u6807\u5b9a\u65b9\u6848\u548c\u53c2\u6570\u5b58\u50a8\u7684\u53ef\u9760\u6027\u3002\u672c\u6587\u89e3\u6790D223\u5982\u4f55\u901a\u8fc7\u4e24\u70b9\u7ebf\u6027\u63d2\u503c\u6821\u51c6 + FRAM\u94c1\u7535\u5b58\u50a8，\u5c06\u786c\u4ef6\u7cbe\u5ea6\u4ece\u00b10.05%\u63d0\u5347\u52300.01%FSR\u3002<\/p>\n

\n

\u4e00\u3001\u7cbe\u5ea6\u4ece\u54ea\u91cc\u6765？<\/h3>\n

D223\u7684\u7cbe\u5ea6\u6307\u6807\u5206\u4e24\u4e2a\u5c42\u6b21[note_244]：<\/p>\n\n\u5c42\u6b21\u7cbe\u5ea6\u8bf4\u660e<\/tr>\n\n\n\n
\u786c\u4ef6\u7cbe\u5ea6<\/td>\n\u00b10.05%<\/td>\n\u51fa\u5382\u72b6\u6001，\u672a\u6807\u5b9a<\/td>\n<\/tr>\n
\u6807\u5b9a\u540e\u7cbe\u5ea6<\/td>\n0.01% FSR<\/td>\n\u7528\u6237\u6267\u884c\u4e24\u70b9\u6807\u5b9a\u540e，\u4e00\u6bb5\u65f6\u95f4\u5185\u53ef\u8fbe<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

AD7606BBSTZ\u672c\u8eab\u662f16\u4f4dADC，\u7406\u8bba\u5206\u8fa8\u7387\u4e3a1\/65536 \u2248 0.0015%\u3002\u4f46\u5b9e\u9645\u7cfb\u7edf\u4e2d，\u57fa\u51c6\u7535\u538b\u8bef\u5dee\u3001PCB\u8d70\u7ebf\u538b\u964d\u3001\u8fd0\u653e\u504f\u79fb\u7b49\u56e0\u7d20\u4f1a\u5f15\u5165\u7cfb\u7edf\u8bef\u5dee，\u4f7f\u786c\u4ef6\u7cbe\u5ea6\u964d\u4f4e\u5230\u00b10.05%[note_244]\u3002<\/p>\n

\u4e24\u70b9\u6807\u5b9a\u7684\u4f5c\u7528\u5c31\u662f\u6d88\u9664\u8fd9\u4e9b\u7cfb\u7edf\u8bef\u5dee\u3002<\/p>\n

\n

\u4e8c\u3001\u4e24\u70b9\u7ebf\u6027\u63d2\u503c\u6821\u51c6\u7b97\u6cd5<\/h3>\n

2.1 \u6821\u51c6\u539f\u7406<\/h4>\n

D223\u91c7\u7528\u4e24\u70b9\u7ebf\u6027\u63d2\u503c\u6821\u51c6\u65b9\u6848[word_4]：<\/p>\n

\u516c\u5f0f: Y = (X – X1) \u00d7 (Y2 – Y1) \/ (X2 – X1) + Y1<\/p>\n

\u5176\u4e2d：<\/p>\n

    \n
  • X = \u5f53\u524dADC\u8bfb\u6570（\u6570\u5b57\u57df）<\/li>\n
  • X1 = \u6821\u51c6\u70b91\u6570\u5b57\u503c（\u5982\u8f93\u51650V\u65f6\u7684ADC\u8bfb\u6570）<\/li>\n
  • Y1 = \u6821\u51c6\u70b91\u6a21\u62df\u503c（\u59820V = 0）<\/li>\n
  • X2 = \u6821\u51c6\u70b92\u6570\u5b57\u503c（\u5982\u8f93\u516510V\u65f6\u7684ADC\u8bfb\u6570）<\/li>\n
  • Y2 = \u6821\u51c6\u70b92\u6a21\u62df\u503c（\u598210V = 10000000 \u03bcV）<\/li>\n<\/ul>\n

    2.2 \u4ee3\u7801\u5b9e\u73b0<\/h4>\n

    double<\/span> calc_adcCalibData<\/span>(<\/span>double<\/span> data,<\/span> double<\/span> d1,<\/span> double<\/span> a1,<\/span>
    \n double<\/span> d2,<\/span> double<\/span> a2)<\/span> {<\/span>
    \n double<\/span> result =<\/span> (<\/span>(<\/span>(<\/span>data –<\/span> d1)<\/span> *<\/span> (<\/span>a2 –<\/span> a1)<\/span>)<\/span> \/<\/span> (<\/span>d2 –<\/span> d1)<\/span>)<\/span> +<\/span> a1;<\/span>
    \n return<\/span> result;<\/span>
    \n}<\/span><\/p>\n

    double<\/span> getCalibAdcDatas<\/span>(<\/span>u8 widthByte,<\/span> u8 ch,<\/span> s32 data)<\/span> {<\/span>
    \n double<\/span> adcFloat =<\/span> 0<\/span>;<\/span>
    \n \/\/ \u68c0\u67e5\u4e24\u70b9\u6821\u51c6\u662f\u5426\u5df2\u914d\u7f6e<\/span>
    \n if<\/span>(<\/span>\u6821\u51c6\u70b9A\u4f7f\u80fd &&<\/span> \u6821\u51c6\u70b9B\u4f7f\u80fd)<\/span> {<\/span>
    \n \/\/ \u4f7f\u7528\u7528\u6237\u6807\u5b9a\u7684\u4e24\u70b9\u8fdb\u884c\u7ebf\u6027\u63d2\u503c<\/span>
    \n adcFloat =<\/span> calc_adcCalibData<\/span>(<\/span>data,<\/span>
    \n _framDatas.<\/span>_adcCalibDatasPointA[<\/span>ch]<\/span>.<\/span>calibDigital,<\/span> \/\/ \u70b91\u6570\u5b57\u503c<\/span>
    \n .<\/span>.<\/span>.<\/span>)<\/span>;<\/span>
    \n }<\/span>
    \n return<\/span> adcFloat;<\/span>
    \n}<\/span><\/p>\n

    \u6bcf\u4e2a\u901a\u9053\u72ec\u7acb\u914d\u7f6e\u4e24\u4e2a\u6821\u51c6\u70b9（A\u548cB），\u4e92\u4e0d\u5f71\u54cd[word_4]\u3002<\/p>\n

    2.3 \u6821\u51c6\u6d41\u7a0b<\/h4>\n
  • \u51c6\u5907\u4e00\u4e2a\u5df2\u77e5\u7cbe\u5ea6\u7684\u6807\u51c6\u7535\u538b\u6e90<\/li>\n
  • \u8f93\u5165\u4f4e\u7535\u538b（\u59820V），\u8bb0\u5f55ADC\u8bfb\u6570\u4f5c\u4e3a\u6821\u51c6\u70b9A<\/li>\n
  • \u8f93\u5165\u9ad8\u7535\u538b（\u598210V），\u8bb0\u5f55ADC\u8bfb\u6570\u4f5c\u4e3a\u6821\u51c6\u70b9B<\/li>\n
  • \u4e0a\u4f4d\u673a\u5c06\u4e24\u70b9\u6570\u636e\u5199\u5165\u91c7\u96c6\u5361<\/li>\n
  • \u56fa\u4ef6\u81ea\u52a8\u5bf9\u540e\u7eed\u91c7\u6837\u503c\u8fdb\u884c\u7ebf\u6027\u63d2\u503c\u4fee\u6b63<\/li>\n
    \n

    \u4e09\u3001FRAM：\u6821\u51c6\u53c2\u6570\u7684"\u4fdd\u9669\u7bb1"<\/h3>\n

    3.1 \u4e3a\u4ec0\u4e48\u7528FRAM？<\/h4>\n

    \u6821\u51c6\u53c2\u6570\u5fc5\u987b\u5728\u6389\u7535\u540e\u4e0d\u4e22\u5931，\u4f20\u7edf\u65b9\u6848\u7528EEPROM\u6216Flash\u3002\u4f46D223\u9009\u62e9\u4e86FRAM（\u94c1\u7535\u968f\u673a\u5b58\u50a8\u5668）[note_63]\u3002<\/p>\n

    FRAM\u76f8\u5bf9\u4e8eEEPROM\/Flash\u7684\u4f18\u52bf[note_249]：<\/p>\n\n\u7279\u6027FRAMEEPROM\/Flash<\/tr>\n\n\n\n\n\n\n
    \u5199\u5165\u65f6\u95f4<\/td>\n<50ns<\/td>\n5~10ms<\/td>\n<\/tr>\n
    \u5199\u5165\u5bff\u547d<\/td>\n100\u4ebf\u6b21（10^10）<\/td>\n10\u4e07~100\u4e07\u6b21<\/td>\n<\/tr>\n
    \u5199\u5165\u529f\u8017<\/td>\n1.5V\u4f4e\u538b<\/td>\n10-14V\u9ad8\u538b<\/td>\n<\/tr>\n
    \u6570\u636e\u6495\u88c2\u98ce\u9669<\/td>\n\u65e0（\u7535\u80fd\u524d\u52a0\u8f7d）<\/td>\n\u6709（\u5199\u5165\u4e2d\u65ad\u5bfc\u81f4\u90e8\u5206\u5199\u5165）<\/td>\n<\/tr>\n
    \u8bfb\u53d6\u540e\u6062\u590d<\/td>\n\u9700\u8981（\u8bfb\u64cd\u4f5c\u53ef\u80fd\u6539\u53d8\u5b58\u50a8\u72b6\u6001）<\/td>\n\u4e0d\u9700\u8981<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

    FRAM\u7684\u5199\u5165\u901f\u5ea6\u6bd4EEPROM\u5feb1000\u500d，\u5199\u5165\u5bff\u547d\u9ad8\u8fbe100\u4ebf\u6b21，\u975e\u5e38\u9002\u5408\u9891\u7e41\u66f4\u65b0\u7684\u6821\u51c6\u53c2\u6570\u5b58\u50a8[note_249]\u3002<\/p>\n

    3.2 D223\u4e2d\u7684FRAM\u9a71\u52a8<\/h4>\n

    D223\u901a\u8fc7SPI3\u8fde\u63a5FRAM\u82af\u7247，\u9a71\u52a8\u4ee3\u7801\u7b80\u6d01\u9ad8\u6548[note_63]：<\/p>\n

    \/\/ FRAM\u5199\u65f6\u5e8f：WREN \u2192 WRITE \u2192 WRDI<\/span>
    \nvoid<\/span> FramWrite<\/span>(<\/span>u8*<\/span> data,<\/span> u16 addr,<\/span> u16 len)<\/span> {<\/span>
    \n FRAM_CS<\/span>(<\/span>0<\/span>)<\/span>;<\/span>
    \n HAL_SPI_Transmit<\/span>(<\/span>&<\/span>hspi3,<\/span> WREN,<\/span> 1<\/span>,<\/span> 100<\/span>)<\/span>;<\/span> \/\/ \u5199\u4f7f\u80fd<\/span>
    \n FRAM_CS<\/span>(<\/span>1<\/span>)<\/span>;<\/span><\/p>\n

    FRAM_CS<\/span>(<\/span>0<\/span>)<\/span>;<\/span>
    \n HAL_SPI_Transmit<\/span>(<\/span>&<\/span>hspi3,<\/span> WRITE+<\/span>addr,<\/span> 3<\/span>,<\/span> 100<\/span>)<\/span>;<\/span> \/\/ \u5199\u547d\u4ee4+\u5730\u5740<\/span>
    \n HAL_SPI_Transmit<\/span>(<\/span>&<\/span>hspi3,<\/span> data,<\/span> len,<\/span> 100<\/span>)<\/span>;<\/span> \/\/ \u5199\u6570\u636e<\/span>
    \n FRAM_CS<\/span>(<\/span>1<\/span>)<\/span>;<\/span><\/p>\n

    FRAM_CS<\/span>(<\/span>0<\/span>)<\/span>;<\/span>
    \n HAL_SPI_Transmit<\/span>(<\/span>&<\/span>hspi3,<\/span> WRDI,<\/span> 1<\/span>,<\/span> 100<\/span>)<\/span>;<\/span> \/\/ \u5199\u7981\u6b62<\/span>
    \n FRAM_CS<\/span>(<\/span>1<\/span>)<\/span>;<\/span>
    \n}<\/span><\/p>\n

    void<\/span> FramRead<\/span>(<\/span>u8*<\/span> rdData,<\/span> u16 addr,<\/span> u16 len)<\/span> {<\/span>
    \n FRAM_CS<\/span>(<\/span>0<\/span>)<\/span>;<\/span>
    \n HAL_SPI_Transmit<\/span>(<\/span>&<\/span>hspi3,<\/span> READD+<\/span>addr,<\/span> 3<\/span>,<\/span> 100<\/span>)<\/span>;<\/span> \/\/ \u8bfb\u547d\u4ee4+\u5730\u5740<\/span>
    \n HAL_SPI_Receive<\/span>(<\/span>&<\/span>hspi3,<\/span> rdData,<\/span> len,<\/span> 100<\/span>)<\/span>;<\/span> \/\/ \u8bfb\u6570\u636e<\/span>
    \n FRAM_CS<\/span>(<\/span>1<\/span>)<\/span>;<\/span>
    \n}<\/span><\/p>\n

    3.3 FRAM\u4e2d\u5b58\u50a8\u7684\u5185\u5bb9<\/h4>\n

    D223\u4e0a\u7535\u65f6\u4eceFRAM\u52a0\u8f7d\u5168\u90e8\u53c2\u6570[note_63]：<\/p>\n

    void<\/span> fram_read_datas<\/span>(<\/span>void<\/span>)<\/span> {<\/span>
    \n FramRead<\/span>(<\/span>(<\/span>u8*<\/span>)<\/span>&<\/span>_framDatas,<\/span> FRAM_BASE_ADDR,<\/span> FRAM_DATA_LENGTH)<\/span>;<\/span><\/p>\n

    \/\/ \u9996\u6b21\u4e0a\u7535\u68c0\u6d4b（\u8f6f\u4ef6\u7248\u672c\u53f7\u4e0d\u5339\u914d\u5219\u521d\u59cb\u5316\u9ed8\u8ba4\u503c）<\/span>
    \n if<\/span>(<\/span>_framDatas.<\/span>softVersion !=<\/span> 0x0223<\/span>)<\/span> {<\/span>
    \n _framDatas.<\/span>softVersion =<\/span> 0x0223<\/span>;<\/span> \/\/ D223\u7248\u672c\u53f7<\/span>
    \n _framDatas.<\/span>_adcParam.<\/span>adc_ch_Enable =<\/span> 0xff<\/span>;<\/span> \/\/ 8\u901a\u9053\u5168\u4f7f\u80fd<\/span>
    \n _framDatas.<\/span>_adcParam.<\/span>samplingRate =<\/span> 100000<\/span>;<\/span> \/\/ \u9ed8\u8ba4100kHz<\/span>
    \n _framDatas.<\/span>_adcParam.<\/span>sramRecordMaxTime =<\/span> 100<\/span>;<\/span> \/\/ \u9ed8\u8ba4100ms\u8bb0\u5f55\u65f6\u957f<\/span>
    \n \/\/ … \u521d\u59cb\u5316\u6821\u51c6\u6570\u636e\u3001DAC\u53c2\u6570\u3001PWM\u53c2\u6570<\/span>
    \n fram_write_datas<\/span>(<\/span>)<\/span>;<\/span> \/\/ \u5199\u5165FRAM<\/span>
    \n fram_read_datas<\/span>(<\/span>)<\/span>;<\/span> \/\/ \u56de\u8bfb\u9a8c\u8bc1<\/span>
    \n }<\/span><\/p>\n

    \/\/ \u53c2\u6570\u8303\u56f4\u7ea6\u675f<\/span>
    \n _framDatas.<\/span>_adcParam.<\/span>samplingRate =<\/span> clamp<\/span>(<\/span>1<\/span>,<\/span> 510000<\/span>)<\/span>;<\/span>
    \n _framDatas.<\/span>dacOutRate =<\/span> clamp<\/span>(<\/span>1000<\/span>,<\/span> 10000<\/span>)<\/span>;<\/span>
    \n}<\/span><\/p>\n

    FRAM\u4e2d\u5b58\u50a8\u7684\u53c2\u6570\u5305\u62ec[note_63]：<\/p>\n

      \n
    • ADC\u6821\u51c6\u6570\u636e（\u6bcf\u901a\u9053\u4e24\u70b9）<\/li>\n
    • ADC\u91c7\u6837\u53c2\u6570（\u91c7\u6837\u7387\u3001\u91cf\u7a0b\u3001\u901a\u9053\u4f7f\u80fd）<\/li>\n
    • DAC\u8f93\u51fa\u53c2\u6570<\/li>\n
    • PWM\u53c2\u6570<\/li>\n
    • SRAM\u8bb0\u5f55\u53c2\u6570<\/li>\n
    • \u8f6f\u4ef6\u7248\u672c\u53f7（\u7528\u4e8e\u9996\u6b21\u4e0a\u7535\u68c0\u6d4b）<\/li>\n<\/ul>\n
      \n

      \u56db\u3001\u4e09\u79cd\u5b58\u50a8\u7684\u534f\u540c<\/h3>\n

      D223\u4e2d\u5b9e\u9645\u4e0a\u4f7f\u7528\u4e86\u4e09\u79cd\u5b58\u50a8\u5668\u534f\u540c\u5de5\u4f5c[note_137]：<\/p>\n\n\u5b58\u50a8\u5668\u4f5c\u7528\u7279\u70b9<\/tr>\n\n\n\n\n
      SRAM<\/td>\n\u5b9e\u65f6\u6570\u636e\u7f13\u5b58\u3001\u8bb0\u5f55\u4eea\u5b58\u50a8<\/td>\n\u901f\u5ea6\u5feb，\u6389\u7535\u4e22\u5931<\/td>\n<\/tr>\n
      FRAM<\/td>\n\u6821\u51c6\u53c2\u6570\u3001\u914d\u7f6e\u4fe1\u606f<\/td>\n\u975e\u6613\u5931，100\u4ebf\u6b21\u5199\u5165，<50ns\u5199\u5165<\/td>\n<\/tr>\n
      Flash<\/td>\n\u56fa\u4ef6\u5b58\u50a8<\/td>\n\u5927\u5bb9\u91cf，\u4f4e\u6210\u672c，\u64e6\u5199\u6b21\u6570\u6709\u9650<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

      \u7cfb\u7edf\u542f\u52a8\u65f6：CPU\u4eceFlash\u52a0\u8f7d\u56fa\u4ef6 \u2192 \u4eceFRAM\u8bfb\u53d6\u6821\u51c6\u53c2\u6570\u548c\u914d\u7f6e \u2192 SRAM\u4f5c\u4e3a\u8fd0\u884c\u65f6\u7f13\u5b58[note_137]\u3002<\/p>\n

      \n

      \u4e94\u3001\u6807\u5b9a\u6ce8\u610f\u4e8b\u9879<\/h3>\n
    • \u9700\u8981\u81ea\u5907\u6807\u5b9a\u6e90：\u4e24\u70b9\u6807\u5b9a\u9700\u8981\u7528\u6237\u81ea\u5907\u6807\u51c6\u7535\u538b\u6e90，\u7cbe\u5ea6\u5e94\u9ad8\u4e8e\u76ee\u6807\u7cbe\u5ea6[word_5]<\/li>\n
    • \u6807\u5b9a\u540e\u7cbe\u5ea6\u6709\u65f6\u6548\u6027：\u6807\u5b9a\u540e\u4e00\u6bb5\u65f6\u95f4\u5185\u7cbe\u5ea6\u53ef\u8fbe0.01% FSR，\u4f46\u6e29\u5ea6\u53d8\u5316\u548c\u5668\u4ef6\u8001\u5316\u4f1a\u5f71\u54cd\u7cbe\u5ea6，\u5efa\u8bae\u5b9a\u671f\u91cd\u65b0\u6807\u5b9a[note_244]<\/li>\n
    • \u6bcf\u901a\u9053\u72ec\u7acb\u6807\u5b9a：8\u4e2a\u901a\u9053\u5404\u81ea\u914d\u7f6e\u72ec\u7acb\u7684\u6821\u51c6\u70b9A\u548cB，\u4e92\u4e0d\u5f71\u54cd[word_4]<\/li>\n
    • FRAM\u8bfb\u53d6\u540e\u9700\u6062\u590d：FRAM\u6bcf\u6b21\u8bfb\u53d6\u540e\u9700\u8981\u6267\u884c\u5b58\u50a8\u5668\u6062\u590d\u64cd\u4f5c，\u786e\u4fdd\u6570\u636e\u4e0d\u53d8[note_249]<\/li>\n
      \n

      \u516d\u3001\u603b\u7ed3<\/h3>\n

      D223\u7684\u7cbe\u5ea6\u4fdd\u969c\u4f53\u7cfb\u662f\u4e00\u4e2a\u5b8c\u6574\u7684\u95ed\u73af：<\/p>\n

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      ADC\u82af\u7247<\/td>\nAD7606BBSTZ<\/td>\n16\u4f4d，8\u901a\u9053\u540c\u6b65<\/td>\n<\/tr>\n
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      \u53c2\u6570\u5b58\u50a8<\/td>\nFRAM\u94c1\u7535\u5b58\u50a8<\/td>\n100\u4ebf\u6b21\u5199\u5165\u5bff\u547d，<50ns\u5199\u5165<\/td>\n<\/tr>\n
      \u786c\u4ef6\u7cbe\u5ea6<\/td>\n\u672a\u6807\u5b9a<\/td>\n\u00b10.05%<\/td>\n<\/tr>\n
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      \n

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      \nD223\u7684\u7cbe\u5ea6\u6307\u6807\u5206\u4e24\u4e2a\u5c42\u6b21[note_244]：\u5c42\u6b21\u7cbe\u5ea6\u8bf4\u660e\u786c\u4ef6\u7cbe\u5ea6\u00b10.05%\u51fa\u5382\u72b6\u6001，\u672a\u6807\u5b9a\u6807\u5b9a\u540e\u7cbe\u5ea60.01% FSR\u7528\u6237\u6267\u884c\u4e24\u70b9\u6807\u5b9a\u540e，\u4e00\u6bb5\u65f6\u95f4\u5185\u53ef\u8fbeAD7606BBSTZ\u672c\u8eab\u662f16<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[751,941,269,227],"topic":[],"class_list":["post-93547","post","type-post","status-publish","format-standard","hentry","category-server","tag-arm","tag-fpga","tag-269","tag-227"],"yoast_head":"\nD223\u7684\u6807\u5b9a\u7cfb\u7edf\u4e0eFRAM\u975e\u6613\u5931\u5b58\u50a8\uff1a\u4e24\u70b9\u6821\u51c6\u5982\u4f55\u5b9e\u73b00.01%FSR\u7cbe\u5ea6 - \u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.wsisp.com\/helps\/93547.html\" \/>\n<meta property=\"og:locale\" content=\"zh_CN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"D223\u7684\u6807\u5b9a\u7cfb\u7edf\u4e0eFRAM\u975e\u6613\u5931\u5b58\u50a8\uff1a\u4e24\u70b9\u6821\u51c6\u5982\u4f55\u5b9e\u73b00.01%FSR\u7cbe\u5ea6 - 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