The Product document/driver download link is shown as below: Product Description:
a. USB to TTL 232 485 Serial Converter.
b. USB convert TTL, USB convert 232, USB convert 485
. Stable and reliable chipset: CH340
d. Standard USB A and TTL(TXD RXD) 232(232T 232R) 485(A B) 3.3V 5V.
. Baud rates: 300 bps to 1.5 Mbps.
f. Event character Line break transmission.
g. Temperature Range: -40 to +85.
h. Supports Windows 98SE, 2000, XP, Vista, Window7, Mac OS 9.Mac OS X & Linux 2.40.Packing List:
a. 1x USB-UART converter 3-in-1 Multifunctional(USB to TTL/ USB to RS232/ USB to RS485)3.3-5V Serial Adapter
b. 4x Dupont Lines
【 Multi-functional】3-in-1 Multifunctional Serial convert adater supports usb-ttl, usb-rs232, usb-rs485, converting function
【 Robust Design 】Equipped with the built-in logic circuit chip(automatically recognize and convert to the working mode), a status indicating (easy to connect), imported chipset CH340 (better performance)
【 Superior Compatibility】USB specification 2.0 is with Windows XP/7/8/10 32bits/ 64bits, Linux, Wince, Mac, Vista, etc., Baud rates: 300 bps to 1.5 Mbps.
【 Worry-】12-month , friendly by team. Option 1. The tutorial link is printed on the guiding card inside the package. Option 2. search wit-motion(dot)com and download the complete tutorial. Option 3. if you need any help, (at) wit-motion (dot) com
【 What You 】1x 3-in-1 serial adapter + 4x Dupont cables + 1x Welcome card, well-packed by an antistatic bag