CH559Is a compatibleMCS51EnhancedE8051Core MCU，79%Is a single byte, single cycle instruction，built-in60K Code Flash，6K+256B Ram。\\ CH559 EmbeddedUSBController and dualUSBtransceiver，support USB-Host Host mode and USB-Device Device mode，support USB 2.0 Full speed 12Mbps Or low speed 1.5Mbps，USB In host mode, it can be connected through dual ports Root-HUB Manage both USB equipment。Support the most 64 Byte packet，built-in FIFO，support DMA。\\ CH559Provide abundant interface resources，Include built-in classes485data transceiver 、LEDControl card interface and fast level capture function，Others include2groupSPI、2Two way serial port、8Bit parallel port, etc，UART1compatible16C550；built-in4Group timer；provide1road16positionPWMand2road8positionPWM；support8passageway10/11positionADC。\\The system block diagram is as follows：\\\\main features ：\\> EnhancedE8051kernelCPU，Speed ratio standardMCS51fast8-15times，specificXRAMData quick copy instruction；\> built-in60KB Code Flash、1KB Data Flashand3KB BootLoader，supportUSBOr serial portISP；\> built-in6KB XRAMAnd inside256B RAM；\> built-inDMAcontroller，supportUSBandTimer3、ADCas well asLEDcontrol；\> EmbeddedUSBController and dualUSBtransceiver，supportUSB2.0Full speed and low speed engines or equipment；\> USBIn host mode, the embedded dual port can be usedRoot-HUBManage bothUSBequipment；\> Provide support FAT12/FAT16/FAT32 The development of file system U Disk file level subroutine library，Read and write U Disk file；\> provide4Group timer/Counter，support3Circuit pin signal capture and control3roadPWMoutput；\> provide2A full duplex asynchronous serial port，Serial port1built-in8byteFIFO，Support class485Mode data sending and receiving；\> provide2individualSPIcommunication interface，SPI0built-inFIFO，Support the main/From mode，SPI1Support main mode；\> Provide andGPIOReusable8passageway10/11positionADCAnalog to digital converter；\> Built in clock andPLL，It can also support external crystal oscillator；\\For more information, please downloadCH559Data book：\ link：https://pan.baidu.com/s/1VXbKl7RRQLwit9gAYdMyWQ Extraction code：yzx6

Tips：Development board program download common ways are：USBmouth、UART0Serial port。