CH9121 Serial Port Conversion To Ethernet Module Single-chip Microcomputer Networking Module Server

High-concerned chemical : none is_d : Yes Dissipation Power : N/A Supply Voltage : N/A Application : Computer Type : Module Brand Name : SZYTF Origin : Mainland China Condition : New Operating Temperature : N/A

Description： Restore factory Settings, chip power-on detection, low level effective External reset input, active low Used to control switchover of RS485 transceivers Serial port configuration mode setting pin, built-in pull-up, detected low power normally, in In serial port configuration mode, high level exit configuration mode In TCP client mode, the port connection status indicates the pin and the connection is successful Output low level UART data input, connect to TXD of external MCU Module running status indicator pin, output 2Hz square wave UART data output, connect to RXD of external MCU Peculiarity： Output low level UART data input, connect to TXD of external MCU Module running status indicator pin, output 2Hz square wave UART data output, connect to RXD of external MCU Power supply ground 3.3V power supply or 5V power supply 5V power supply, 3.3V power supply options - 1.  Internal Ethernet Medium Transfer Layer (MAC) and physical layer (PHY) 2.  Realize bi-directional transparent transmission of serial port data and network data 3.  Supports 10/100M full-duplex/half-duplex adaptive Ethernet interfaces, compatible with the 802.3 protocol 4.  Supports automatic conversion of MDI/MDIX cables 5.  DHCP automatically obtains IP addresses and DNS domain name access is supported 6.  Set the working mode, port, and IP of the chip through the AT command of the serial port of the upper computer software parameter 7.  The working mode supports TCP CLIENT, TCPSERVER, and UDP CLIENT. Four UDP SERVER modes are available 8.  The serial port baud rate ranges from 300bps to 921600bps 9.  TTL level of serial port, compatible with 3.3V and 5V 10.  The serial port supports full-duplex and half-duplex serial port communication and supports automatic switching between sending and receiving RS485 ports 11.  DHCP automatically obtains IP addresses 12.  The serial port timeout period ranges from 0 to 2000ms 13.  Support the DNS domain name system 14.  The KEEPALIVE mechanism is supported 15.  Power supply voltage: 3.3V/5VCH9121 Serial port to Ethernet module equipped with CH9121 network serial port passthrough chip, The CH 9121 integrates the TCP/IP protocol stack to double network packets and serial port data Transparent transmission, with TCP CLIENT, TCPSERVER, UDP CLIENT, UDP SERVER has 4 operating modes, the maximum baud rate of the serial port can be supported up to 921600bps, can be Easy configuration through PC software or serial port command,convenient and fast. label:yes