Hign-concerned Chemical : None
Model Number : 123
Type : Module
Origin : China
Condition : New
CH9121 serial port to Ethernet module equipped with CH9121 network serial port pass-through chip, CH9121 internal integration of TCP / IP protocol stack, can realize the network data packets and serial port data bi-directional transparent transmission, with TCP CLlENT, TCP SERVER, UDP CLlENT, UDP SERVER 4 working modes, the serial port baud rate up to 921600bps, easily configured through the host computer software or serial port commands, easy and convenient. The baud rate of serial port can be up to 921600bps, which can be easily configured through the upper computer software or serial port command, convenient and quick.
Product Parameters
1. Internal Ethernet media transport layer (MAC) and physical layer (PHY).
2. Realize the bi-directional transparent transmission of serial data and network data.
3. Support 10/100M, full-duplex/half-duplex adaptive Ethernet interface, compatible with 802.3 protocols
4. Support MDI/MDIX line automatic conversion.
5. Supports DHCP to obtain IP address automatically, supports DNS domain name access.
6. Set the chip's working mode, port, IP and other network parameters through the host computer software/serial port AT commands.
7. Work mode support TCP CLlENT, TCP SERVER and UDP CLlENT, UDP SERVER 4 kinds of mode
8. The serial port baud rate supports 300bps ~ 921600bps.
9. Serial port TTL level, compatible with 3.3V and 5V
10. The serial port supports full-duplex and half-duplex serial communication, and supports automatic switching of RS485 transceivers.
11. Support DHCP automatically obtain IP address function
12.Support 0~2000ms serial port timeout time setting.
13.Support DNS domain name system
14.Support KEEPALIVE mechanism.
15. Power supply voltage: 3.3V/5V
The line layout is compact and regular, with good electrical insulation and mechanical stability, and can maintain stable performance under different temperature and humidity environments to ensure accuracy and reliability.
In circuit design, carefully planned lines are like precision transportation networks, and lines of different widths and spacings undertake different currents and signals transmission tasks respectively. The key signal lines are impedance matching processing, which greatly reduces signal reflection and attenuation and ensures the stable transmission of high-frequency signals.
All kinds of electronic components are soldered on the circuit board, and the solder joints are full, round, and firm and reliable. Core components like chips are perfectly connected to the circuit board through fine packaging processes to achieve high-speed data processing and interaction.
This circuit board has a wide range of responses in many fields. Whether in the industrial control field that requires extremely high stability or consumer electronics field that pursues extreme performance, it can provide solid guarantees for the stable operation of the equipment with its excellent design and reliable performance, and help various electronic devices play a powerful role.
