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    N32G457

    N32G457ϵÁвÉÓà 32 bit ARM Cortex-M4Äںˣ¬×î¸ß¹¤×÷Ö÷Ƶ144MHz£¬Ö§³Ö¸¡µãÔËËãºÍDSPÖ¸Á¼¯³É¶à´ï512KB Flash,144KB SRAM£¬ÄÚÖÃ4¸ö12bit 5Msps ADC£¬4·¶ÀÁ¢¹ìµ½¹ìÔËËã·Å´óÆ÷£¬7¸ö¸ßËÙ±È½ÏÆ÷£¬2¸ö1Msps 12bit DAC£¬¼¯³É¶à·U(S)ART¡¢I2C¡¢SPI¡¢QSPI¡¢USB¡¢CAN¡¢SDIOͨÐŽӿÚ£¬10/100MÒÔÌ«ÒÔÍø¼°Êý×ÖÉãÏñÍ·½Ó¿Ú£¬ÄÚÖÃÃÜÂëËã·¨Ó²¼þ¼ÓËÙÒýÇæ¡£

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    • ÄÚºËCPU

    ¨D 32λARM Cortex-M4 ÄÚºË+ FPU£¬µ¥ÖÜÆÚÓ²¼þ³Ë·¨Ö¸Á֧³ÖDSPÖ¸ÁîºÍMPU

    ¨D ÄÚÖÃ8KB Ö¸ÁîCache»º´æ£¬Ö§³ÖFlash¼ÓËÙµ¥ÔªÖ´ÐгÌÐò 0 µÈ´ý

    ¨D ×î¸ßÖ÷Ƶ144MHz£¬180DMIPS

    • ¼ÓÃÜ´æ´¢Æ÷

    ¨D ¸ß´ï512KByteƬÄÚFlash£¬Ö§³Ö¼ÓÃÜ´æ´¢¡¢·ÖÇø¹ÜÀí¼°Êý¾Ý±£»¤£¬Ö§³ÖÓ²¼þECCУÑ飬10Íò´Î²Áд´ÎÊý£¬10ÄêÊý¾Ý±£³Ö

    ¨D 144KByteƬÄÚSRAM£¨°üº¬16KByte Retention RAM£©£¬Ö§³ÖÓ²¼þÆæÅ¼Ð£Ñé

    • ͨÐŽӿÚ

    ¨D 7¸öU(S)ART½Ó¿Ú, ×î¸ßËÙÂÊ´ï4.5 Mbps£¬ÆäÖÐ3¸öUSART½Ó¿Ú£¨Ö§³Ö1xISO7816£¬1xIrDA£¬LIN£©£¬4¸öUART½Ó¿Ú

    ¨D 3¸öSPI½Ó¿Ú£¬ËÙÂʸߴï36 MHz£¬ÆäÖÐ2¸öÖ§³ÖI2S

    ¨D 1¸öQSPI½Ó¿Ú£¬ËÙÂʸߴï144 Mbps

    ¨D 4¸öI2C½Ó¿Ú£¬ËÙÂʸߴï1 MHz£¬Ö÷´Óģʽ¿ÉÅ䣬´Ó»úģʽÏÂÖ§³ÖË«µØÖ·ÏìÓ¦

    ¨D 1¸öUSB2.0 Full speed  Device½Ó¿Ú

    ¨D 2¸öCAN 2.0B×ÜÏß½Ó¿Ú

    ¨D 1¸öSDIO½Ó¿Ú£¬Ö§³ÖSD/MMC¸ñʽ

    ¨D 1¸öEthernet½Ó¿Ú£¬Ö§³Ö10M/100MÒÔÌ«Íø

    • ¸ßÐÔÄÜÄ£Äâ½Ó¿Ú

    ¨D 4¸ö12bit 5Msps¸ßËÙADC£¬¿ÉÅäÖÃΪ12/10/8/6bitģʽ£¬6bit ģʽϲÉÑùÂʸߴï9Msps£¬¶à´ï40·Íⲿµ¥¶ËÊäÈëͨµÀ£¬Ö§³Ö²î·Öģʽ

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    ¨D 2¸ö12bit DAC£¬²ÉÑùÂÊ1Msps

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    • ʱÖÓ

    ¨D 4MHz~32MHzÍⲿ¸ßËÙ¾§Ìå

    ¨D 32.768KHzÍⲿµÍËÙ¾§Ìå

    ¨D ÄÚ²¿¸ßËÙRC 8MHz

    ¨D ÄÚ²¿µÍËÙRC 40KHz

    ¨D ÄÚÖøßËÙPLL

    ¨D Ö§³Ö1·ʱÖÓÊä³ö£¬¿ÉÅäÖÃϵͳʱÖÓ¡¢HSE¡¢HSI»òPLLºó·ÖƵÊä³ö

    ¨D 1¸öDVP £¨Digital Video Port£©

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    ¨D Ö§³ÖÉϵç/µôµç/Ƿѹ/ÍⲿÒý½Å¸´Î»

    ¨D Ö§³Ö¿´ÃŹ·¸´Î»£¬Èí¼þ¸´Î»

    • ×î´óÖ§³Ö97¸öÖ§³Ö¸´Óù¦ÄܵÄGPIOs£¬×î´ó·­×ªËÙ¶È50MHz£¬´ó¶àÊýGPIOÖ§³Ö5VÄÍѹ.

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    • RTCʵʱʱÖÓ£¬Ö§³ÖÈòÄêÍòÄêÀú£¬ÄÖÖÓʼþ£¬ÖÜÆÚÐÔ»½ÐÑ,Ö§³ÖÄÚÍⲿʱÖÓУ׼

    • ¶¨Ê±¼ÆÊýÆ÷

    ¨D 2 ¸ö16bit¸ß¼¶¶¨Ê±¼ÆÊýÆ÷£¬Ö§³ÖÊäÈë²¶»ñ£¬»¥²¹Êä³ö £¬Õý½»±àÂëÊäÈëµÈ¹¦ÄÜ£¬×î¸ß¿ØÖƾ«¶È6.9nS£»Ã¿¸ö¶¨Ê±Æ÷ÓÐ4¸ö¶ÀÁ¢µÄͨµÀ£¬ÆäÖÐ3¸öͨµÀÖ§³Ö6·»¥²¹PWMÊä³ö

    ¨D 4¸ö 16bitͨÓö¨Ê±¼ÆÊýÆ÷£¬ ÿ¸ö¶¨Ê±Æ÷ÓÐ4¸ö¶ÀÁ¢Í¨µÀ£¬Ö§³ÖÊäÈë²¶»ñ/Êä³ö±È½Ï/PWMÊä³ö

    ¨D 2¸ö16bit»ù´¡¶¨Ê±¼ÆÊýÆ÷

    ¨D 1x 24bit SysTick

    ¨D 1x 7bit ´°¿Ú¿´ÃŹ·(WWDG)

    ¨D 1x 12bit¶ÀÁ¢¿´ÃŹ·( IWDG)

    • ±à³Ì·½Ê½

    ¨D Ö§³ÖSWD/JTAGÔÚÏßµ÷ÊÔ½Ó¿Ú

    ¨D Ö§³ÖUART¡¢USB Bootloader

    • °²È«ÌØÐÔ

    ¨D ÄÚÖÃÃÜÂëËã·¨Ó²¼þ¼ÓËÙÒýÇæ

    ¨D Ö§³ÖAES¡¢DES¡¢SHA£¬SM1¡¢ SM3¡¢SM4¡¢SM7£¬MD5Ëã·¨

    ¨D Flash´æ´¢¼ÓÃÜ£¬¶àÓû§·ÖÇø¹ÜÀí£¨MMU£©

    ¨D TRNGÕæËæ»úÊý·¢ÉúÆ÷

    ¨D CRC16/32ÔËËã

    ¨D Ö§³Öд±£»¤£¨WRP£©£¬¶àÖÖ¶Á±£»¤£¨RDP£©µÈ¼¶£¨L0/L1/L2£©

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