ITEM NAME:5pcs DIY Serial Port Mini RS232 to TTL Convertor Adaptor Module Board MAX3232 Description: RS232 to TTL / female serial port to TTL / serial module / brush board MAX3232 chip. Widely used in radio modification, mobile phone brush machine, XBOX360 brush machine, GPS, automotive testing, DVD brush machine, hard disk repair, set-top box upgrade. Communication chip: MAX3232. Operating voltage: 3.3V-5.5V. Interface: TX RX VCC GND. Specification: Can be used to program a microcontroller type: for STC Microcontroller for STM32 microcontroller for NXP microcontroller for Renesas MCU for NEC Microcontroller Size: Approx. 32x28x15mm / 1.26x1.10x0.59inch Cable length: Approx. 20cm / 7.87inch Package Includes: 5 Pieces RS232 to TTL Converter Board with Cable SKU: ALU0017203863014840.RS232 to TTL / female serial port to TTL / serial module / brush board MAX3232 chip. Communication chip: MAX3232. 5 Pieces RS232 to TTL Converter Board with Cable. Interface: TX RX VCC GND. People always bought together with.