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Chengdu Ebyte Electronic Technology Co., Ltd.

NE2-D11/NE2-D12 User Manual

Chengdu Ebyte Electronic Technology Co., Ltd.

Serial

⇌

Ethernet

Serial Server
NE2-D11/NE2-D12

Summary of Contents for NE2-D11

Page 2: ...s 12 3 5 Pin definition 13 3 6 Installation mode 14 Chapter 4 Product function 16 4 1 Basic parameters of this machine 16 4 1 1 Basic parameters 16 4 1 2 IP Address Type 16 4 1 3 Domain Name Resolutio...

Page 3: ...ocol conversion mode 31 4 6 2 Multi host mode 34 4 6 3 Storage gateway 36 4 6 4 Configurable gateway 38 4 6 5 Automatic upload 39 4 7 Introduction of basic functions 39 4 7 1 Web page configuration 39...

Page 4: ...ed by DIN35 guide rail or positioning hole It adopts a small volume design of 80 28 27 mm which is convenient for users to integrate into the system If there are problems in the use process you can re...

Page 5: ...ronic Technology Co Ltd 2 Support short connection function and customize short connection interval All modes support heartbeat package and registration package functions Support access to external ne...

Page 6: ...f wiring diagrams the rest are exactly the same NE2 D11 is used as an explanation in this chapter 2 1 Preparation for use Serial port server hereinafter referred to as equipment before use need to pre...

Page 7: ...85 A B of NE2 D11 is connected with USB to RS485 B In case of NE2 D12 connect T with USB to RS232 R R with USB to RS232 T and G with USB to RS232 GND RS485 Connection RS232 Connection 2 2 3 Power conn...

Page 8: ...omputer It is necessary to configure the computer as static IP the computer is directly connected to the serial server and there is no router to allocate it and the computer cannot obtain the IP addre...

Page 9: ...uipment and performing the following operations The operation steps are as follows 1 Open the Test TCP IP Debugging Assistant software 2 In the Network Settings area select TCP Client mode the remote...

Page 10: ...ansmission test serial port assistant serial port sends test data network debugging assistant network receives test data The network debugging assistant network side sends the test data and the serial...

Page 11: ...Series products Product model Product type Socket Number of connections Working mode Operating voltage V Product size mm NE2 S1 SMD module 2 x 5 roads TCP Server TCP Client UDP Server UDP Client MQTT...

Page 12: ...DHCP DNS domain name resolution Support Domain name resolution server 114 114 114 114 customizable Configuration mode Web page parameter configuration tool AT instruction IP address 192 168 3 7 custom...

Page 13: ...ted normally but the link is not connected Steady on The network link is connected successfully 3 TXD Serial port sending indicator light Flashing NE2 D11 serial port outputs data to the customer devi...

Page 14: ...Ltd NE2 D11 NE2 D12 User Manual Copyright 2012 2024 Chengdu Ebyte Electronic Technology Co Ltd 11 light is 10M indicator light which lights up under normal circumstances generally 100M lights up and...

Page 16: ...but the link is not connected Steady on Any network link is successfully connected or in UDP mode 3 TXD Serial port sending indicator light Flashing The serial port outputs data to the customer device...

Page 17: ...14 8 B R 485 B or 232 R Connect to RS485 B interface or RS232 T interface 9 Power supply Connect 8 28v power supply V 10 Power Connect 8 28v power supply V 11 Ethernet Net port Standard RJ45 interfac...

Page 19: ...tain the IP address of the module static IP and DHCP 1 Static IP Static IP needs to be set manually by users In the process of setting pay attention to writing IP Subnet mask and gateway at the same t...

Page 20: ...fixed IP address you can try to use the domain name resolution function so that no matter how the IP address of the server changes as long as the corresponding domain name remains unchanged the setti...

Page 21: ...ateway function is enabled the non Modbus data will be cleared and not forwarded 4 2 2 TCP Client Mode The TCP Client is a TCP Client When the device works it will initiate a connection request to the...

Page 22: ...and data is transmitted to a specified IP In UDP Client mode the device only communicates with the configured remote UDP device Destination IP and Destination Port In this mode the destination addres...

Page 23: ...yte Electronic Technology Co Ltd NE2 D11 NE2 D12 User Manual Copyright 2012 2024 Chengdu Ebyte Electronic Technology Co Ltd 20 Data return test 2 Return data configuration without packet header Data r...

Page 24: ...Manual Copyright 2012 2024 Chengdu Ebyte Electronic Technology Co Ltd 21 2 POST Test the device HTTP POST request using the HTTP mode of OneNET multi protocol access as shown in the following figure...

Page 25: ...engdu Ebyte Electronic Technology Co Ltd NE2 D11 NE2 D12 User Manual Copyright 2012 2024 Chengdu Ebyte Electronic Technology Co Ltd 22 2 Return data configuration without packet header Data return tes...

Page 26: ...MQTT Client Mode 4 2 6 1 Standard MQTT 3 1 1 Connection Here the standard MQTT3 1 1 connection takes Tencent s standard MQTT3 1 1 server as an example and the three elements described by the standard...

Page 27: ...baud rate data bit check bit and stop bit Baud rate Serial communication rate which can be configured at 600 1200 240 480 960 144 192 384 576 115 200 230 400 460800 bps Data bit The length of data bi...

Page 28: ...data received by different links by adding headers and trails Upper computer software configuration steps After turns on the multi link protocol distribution mode there are the following possibilities...

Page 29: ...is 55 FE AA 01 data then the data will only be transmitted to Socket 2 and the received content only contains data not data header 3 If the data sent by serial port is arbitrary the data will be trans...

Page 30: ...the network is not received within the set timeout restart time the equipment will restart thus avoiding the influence of abnormal conditions on communication When the timeout restart function is tur...

Page 31: ...k will receive the data cached by serial port 4 4 6 Heartbeat pack function The device supports serial heartbeat packet and network heartbeat packet Serial heartbeat packet data points to serial port...

Page 32: ...t of the network heartbeat packet is configured as custom data the heartbeat packet can be configured with a maximum length of 128 bytes After checking hexadecimal beneficiation the sent data is hexad...

Page 33: ...ETAT the link connection is successful and the parameter query configuration can be carried out by sending instructions through the network If NETAT SN is sent a data reply OK 20241214test will be rec...

Page 34: ...e protocol conversion is started TCP to RTU is started Modbus RTU protocol and Modbus TCP protocol are transferred to each other and non Modbus data RTU TCP is discarded directly TCP to RTU shutdown M...

Page 35: ...User Manual Copyright 2012 2024 Chengdu Ebyte Electronic Technology Co Ltd 32 Modbus Poll and Modbus Slave Software Debugging Software connection settings Software Register Read and Emulation Configur...

Page 36: ...ngdu Ebyte Electronic Technology Co Ltd NE2 D11 NE2 D12 User Manual Copyright 2012 2024 Chengdu Ebyte Electronic Technology Co Ltd 33 Slave menu select Setup Slave Definition Communication demonstrati...

Page 37: ...gateway will carry out bus occupancy scheduling RS 485 bus can only handle one request at a time while multi host mode will sort according to TCP requests and other links will wait thus solving the b...

Page 38: ...ectronic Technology Co Ltd 35 Upper computer configuration Modbus Poll and Modbus Slave Software Debugging Refer to Simple Protocol Conversion for software configuration and register configuration and...

Page 39: ...nstructions When different hosts request the same data the gateway does not need to ask the RTU equipment register status for many times but directly returns the cached data in the storage area which...

Page 40: ...last reply time exceeds the instruction storage time the equipment automatically empties the cache to ensure the real time and authenticity of the data 3 The polling interval can be customized 0 65535...

Page 41: ...ructions in the non storage table will directly operate the RTU device Frequently read instructions can be stored in advance in the gateway which can shorten the response time query configured instruc...

Page 42: ...upload them to the server The feedback format Modbus RTU format or Modbus TCP format and the instruction polling interval 0 65535ms can be selected according to the requirements Refer to Configurable...

Page 43: ...owser enter the IP address of the device in the address bar and the default is 192 168 3 7 the IP address and the computer need to keep the same network segment Forget that the IP of this machine can...

Page 44: ...le host computers in the same LAN environment The industrial computer with multiple network cards needs to be temporarily disabled without using network cards otherwise the host computer will appear a...

Page 45: ...the current firmware through the upper computer through the upgraded firmware provided by our company Network upgrade firmware operation steps Step 1 Download the upper computer and product firmware...

Page 46: ...ware select the corresponding firmware and then click Open Step 5 Select the device to be upgraded click Upgrade and the progress bar will start to change waiting for the upgrade to be completed From...

Page 47: ...ge upgrade firmware operation steps Step 1 Download the upper computer and product firmware at the corresponding location in official website Step 2 Open the upper computer search for the current IP o...

Page 48: ...esponding firmware then click Open and then click Start Upgrade Step 5 Click Start Upgrade and the progress bar will change waiting for the upgrade to be completed Note If the upgrade fails you can up...

Page 49: ...ision history Version Revision date Revision notes Maintainer 1 0 2024 12 18 Initial version LYL About us Technical support support cdebyte com Documents and RF Setting download link https www ru ebyt...

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