基于FT232RL设计的 USB转UART-RS232-RS485ALTIUM设计硬件原理图PCB+AD集成封装库文件。2层板设计，大小为80x50mm，Altium Designer 设计的工程文件，包括完整的原理图及PCB文件，可以用Altium(AD)软件打开或修改，已制样板测试验证，可作为你产品设计的参考。集成封器件型号列表： Library Component Count : 19 Name Description ---------------------------------------------------------------------------------------------------- Cap Capacitor Cap Pol2 Polarized Capacitor (Axial) D Connector 9 Receptacle Assembly, 9 Position, Right Angle Diode 1N4148 High Conductance Fast Diode FT232RL Fuse 1 Fuse Header 2 Header, 2-Pin Header 3 Header, 3-Pin Header 3X2A Header, 3-Pin, Dual row Header 4 Header, 4-Pin LED2 Typical RED, GREEN, YELLOW, AMBER GaAs LED LM1117T-5.0 800mA Low-Dropout Linear Regulator MAX485 PRTR5V0U2X Res2 Resistor SP213 USB XTAL Crystal Oscillator 焊盘1