· Make sure this fits by entering your model number.
· The chip is SP3232, ESD enhanced, supports hardware flow control.
· Using imported chips, the price is high, compared with similar products, the performance is stable.
· Upgrade RS232 serial port to TTL module, chip stability, 3V, 5V dual use.
· Scope of application: it can be used to program all kinds of single-chip microcomputers: such as STM32, NXP, STC, Renesas, etc.
· It can also be used for radio modification, mobile phone flashing, XBOX360 flashing, GPS, car testing, DVD flashing, hard disk repair, set-top box upgrade.
Product name: RS232 to TTL small board Communication chip: SP3232 Interface: TX RX VCC GND (TTL) D9 connector: female Wiring instructions Instructions for use: (take MCU as an example to explain how to connect each row of pins) VCC: Connect to DC 3V-5.5V GND: Connect to GND TXD: Connect to MCU.RX RXD: Connect to MCU.TX Tip: When this small board is in use, the VCC is connected to a 3.3V or 5V power supply, and the power LED light is on, the module will work; On the contrary, if there is no external power supply, the LED light will not light, and the module will not work
2PCS SP323 RS232 to TTL Serial Port Converter Module