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FT232BL Module USB to TTL Board Module Support 5V 3.3V
Using the original FT232BL industrial grade chip£¬ external EEPRON (93C46) is more stable Support Windows 10£¬ 8£¬ 7£¬ XP Supports 3 kinds of power supply mode: 5V external power supply; 3.3V external power supply; by external power supply (3.3V-5V) With 3 LED: RXD LED£¬ POWER LED£¬ TXD LED GND£¬ RXD£¬ TXD£¬ 3V3£¬ 5V: the bent pin out The rest of the function PIN: reserved solder pad CTS£¬ RTS With 500MA self recovery fuse back to not burn Application case: RS-232 traditional device upgrade to USB USB to RS-232 serial adapter Use instructions: (to access MCU as an example) GND: GND RXD: MCU.TX (signal flow: MCU.TX >> FT232 >> PC.RX) TXD: MCU.RX (signal flow: MCU.RX << FT232 << PC.TX) 3V3/5V: 3.3V or 5V (output module supplied by USB to the jumper cap jump to 3.3V or 5V) RTS: MCU.CTS (signal flow: MCU.CTS << FT232 << PC.RTS) CTS: MCU.RTS (signal flow: MCU.RTS >> FT232 >> PC.CTS)