Technical parameters USB serial adapter port CP2102 LED green light: status indicator (interworking status indication),LED red light: communication status indication, data light flashing Set the interworking mode with one key: press the key once to switch the interworking path once.4 LEDs are green, the corresponding lights are on, indicating that the corresponding paths are interoperable. Supports WINDOWS 98/ME/2000/XP/Win7/Win8 /Win10 32-bit/64-bit systems Support USB serial port TTL,USB to RS232 serial port, USB to RS485 serial port. Support dual-channel serial port test voltage function (range: 0~30V) System parameter settings are not lost when power is lost,. After power on, the serial adapter will keep the last state, after pressing the key, power on again and the channel continues front interworking mode. USB serial adapter port and TTL serial adapter port: In essence, they are all serial ports. USB is a chip with USB to serial port TTL, and the interface form is in the computer. identified on is COM equipment, TTL wireless serial port, serial port level is TTL, can be directly connected to microcontroller serial port See more

Support a variety of equipment upgrades: satellite set-top box upgrade, routing firmware upgrade, mobile phone system, hard disk firmware repair, MCU program download. The size of the 10 in 1 USB serial adapter module is similar to that of the USB flash disk. Each product is covered with a heat shrinkable tube for protection and easy to carry. When the serial adapter power off, the system parameter setting will not be lost. After power on again, the last state will be maintained, and the channel will continue the previous interworking mode. Press the key to select the corresponding serial adapter channel, no need to remembering the status of the dial switch any more. Press the key once to switch one channel mode, a total of 10 channel modes, and four LED lights (USB, 232, 485, TVC) clearly indicate the corresponding status. USB to serial Port Multifunctional 10 in 1: USB to TTL / USB to RS232 / USB to RS485 / USB to TVC / RS232 to TTL / RS232 to RS485 / RS232 to TVC / RS485 to TTL / RS485 to TVC / TVC to TTL.