RS232 to RS485/RS422 bidirectional communication protocol converter H105 tutorial

RS232 to RS485/RS422 bidirectional communication protocol converter H105 has built-in photoelectric isolation function, I/O circuit automatically controls the direction of data flow, and can realize full-duplex (RS422) and half-duplex (RS485) mode conversion without jumper setting

2022-02-08 ekL

Talking about the functions and uses of HDMI^® extenders, splitters, switches and converters

With the popularization of HDMI^® interface, whether it is a family or a business unit, there will be replacement of old and new equipment. In order to reasonably solve the problems in life, HDMI^® extenders, splitters, switches and converters have emerged as the times require.

2022-01-25 ekL

What is a Thunderbolt3 dock? What is the use? how to use?

Thunderbolt 3 docking station is mainly used to expand common HDMI^® interface, DP interface, Type-c3.1 interface, USB3.0 interface, Gigabit Ethernet port, SD/TF card reading interface, 3.5mm headset integrated interface, etc.; support external 2 4K monitors

2022-01-19 ekL

60m HDMI^® KVM network cable extender HEK60 use graphic tutorial

Compared with the HDMI^® single network cable extender, HEK60 has an additional function of synchronously transmitting USB signals, which can be used to connect a mouse and keyboard; it supports 1920*1080p 60Hz resolution and EDID, which is very suitable for scenarios where the host needs to be centrally managed.

2022-01-05 ekL

DP HDMI^® KVM dual screen switch 4 in 1 out 41DH connection tutorial

The DP HDMI^® KVM switch is designed to meet the needs of computer hosts with only 1 HDMI^® output and 1 DP signal output on the market. The need for 4 computers to share 1 set of keyboard, mouse and 2 monitors

2021-12-13 ekL

HDMI^® matrix KVM switch 2 in 2 out 212HN connection instructions

HDMI^® KVM matrix switcher adopts 2 input and 2 output design to realize the simultaneous (cross) display of the main screen and the secondary screen of two computer hosts, and supports the keyboard and mouse transparent transmission (through) mode

2021-11-26 ekL

How to use ekl converter? Common converter connection method

Generally, audio and video converters do not need to install drivers, and they can be used normally after connecting the device. However, the steps for connecting different converters will be different. The following article explains in detail the connection and use methods of audio and video converters.

2021-11-03 ekL

How to separate audio from HDMI^®? Working principle of HDMI^® audio splitter

The HDMI^® audio splitter is to solve the problem that some hosts with only 1 HDMI^® output interface want to use the audio and video in the HDMI^® signal at the same time

2021-10-15 ekL