USB转485 232 TTL原理图完整VIP免费

11223344DDCCBBAATitleNumberRevisionSizeA4Date:2015/11/14SheetofFile:E:\BaiduYun\..\Main.SchDocDrawnBy:V1123G14G2567V28ADUM1201SO8_MRS1R1RE2DE3D4GND5A6B7VCC8SN75LBC184SO8_MU3Gnd11Gnd23Vin2+Vo4U1SP232NSO16_M1310118129147C1+1C2+4GND15C1-3VCC16C2-5V-6V+2U4+5V+5V_ISOGNDGND_ISO100nF-25V0603CC210uF-25V0603CC610uF-25V0603CC5100nF-25V0603CC1+5V_ISO060310KR8TXRX+5VTX_ISOGND_ISOTX_ISO+5V_ISOGND_ISO100nF-25V0603CC9GND_ISO+5V_ISOGND_ISO10uF-25V0603CC131234567891110J1DConnector9BAT54SOT-23132D6060310KR5060310KR6+5V_ISO312SOT-23MMBT3904Q10603510RR12060310KR13GND_ISO06035.1KR11+5V_ISO060310KR9060310KR10SMBJ6V8CASMBD4SMBJ6V8CASMBD7SMBJ6V8CASMBD5GND_ISOCP2102RI2REGIN7SUSPEND11SUSPEND12RST9D-5DSR27DTR28GND3VBUD8VDD6DCD1D+4TXD26CTS23RTS24RXD25U2+5V10uF-25V0603CC3100nF-25V0603CC7GND10uF-25V0603CC8100nF-25V0603CC4GND+5V060310KR1+5VRXTXUSB_D-USB_D+VCC1D-2D+3GND4P1USB-B+5VUSB_D-USB_D+GND10uF-25V0603CC1010uF-25V0603CC1210uF-25V0603CC111206R120RR7D1D2D306031KR2+5V06031KR306031KR4GNDRXTX12P3Header2231S1直插拨动开关GND_ISO060310KR18GND_ISO500mA0805F1SMAJ5.0ASMBD8GND123P2Header3GND_ISOTX_ISORX_ISORX_ISOGND1I/O12I/O23VCC4PRTR5V0U2XU5USB_D-USB_D+GND+5V100nF-25V0603CC14