ماژول اترنت CH9121 دارای ارتباط سریال

It can be easily configured by the upper computer software or serial port command, convenient and quick

2) Operation mode supports TCP Client, TCP Server and UDP

3) Obtain data serial port and transparent transmission two-way data network

4) Support 10/100 M, full duplex / half-duplex Ethernet self-adjusting interface, compatible with IEEE802.3 protocol

5) Support MDI / MDIX automatic conversion circuit

6) Serial port baud rate of Serial port supports 300bps-921600bps

7) Serial port supports 5.6, 7 or 8 bit data bits and 1 or 2 bit stop bits

8) Serial port supports odd, even, no check, empty 0, mark 1 check way

9) Support DHCP auto get function IP address

10) DNS domain name system support

11) Support 0-2000 ms serial port extraordinary time setting

12) operating mode of Chip, port, IP, serial port baud rate can be configured via upper computer

13) Support virtual serial port

Ethernet:

1) Port Number: 1

2) Standard Interface: -pin RJ45

3) Speed ​​Rate: 10/100 Mbps, MDI / MDIX cross connection auto switch

4) Internet Protocol: TCP, UDP, ICMP, IPv4, ARP, IGMP

5) Protection: KV isolation solenoid

Serial Port:

1) Port Number: 1

2) Interface Standard: TTL

3) Data Bits: 5.6, 7.8 can be set

4) Stop bit: 1.2 can be set

5) Control bit: no; odd check, even check, check mark, control space; can be set

6) Transmission speed: 300bps-921600bps can be set

Software:

1) Configuration Parameter Mode: NetModuleConfig.exe tool

Pin Definition:

1) RXD: serial data input asynchronous serial port

2) TXD: asynchronous serial port for serial data output

3) RSTI: external input reset; low valid level

4) DIR: used for RS485 transceive control

5) RESET: restore the factory settings; ignition chip detection; low valid level

6) GND: common ground leads

7) VIN: power input port; the default value 5 V; when J1 is short circuit connection, input is 3.3 .