RS232 SP3232 Round TTL RS232 Serial Port Flash Line Interface Module

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Introduction

  • Function description: RS232 send receiver

  • Characteristic: 3 V to 5.5 V power supply, ESD protection, support for flow control

  • Typical application: serial level transformation

  • The main resources: SP3232, DB9 interface female head, UART interface

  • Materials include:The principle diagram of the circuit
                                 PDF information

  • Directions for use: (here, in order to access to the MCU, for example, to explain how the each PIN connection)

  • VCC: 3 V to 5.5 V

  • GND: connect GND

  • RxOUT: by MCU. RX (signal flow: MCU. The RX < < < < SP3232 PC. TX)

  • TxIN: by MCU. TX (signal flow: MCU. TX > > SP3232 > > PC. The RX)

  • CTS: by MCU. CTS (signal flow: MCU. CTS < < < < SP3232 PC. The RTS)

  • RTS: by MCU. The RTS (signal flow: MCU. The RTS > > SP3232 > > PC. CTS)

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