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Ethernet Adaptor

EAD 02

User Manual

Sparr Electronics Ltd.

No. 43, YMS Complex,

HMT Main Road, Mathikere,

Bangalore - 560054, INDIA.

Phone: +91-80-3602836

Fax: +91-80-3608346

E-mail: 

[email protected]

Web: 

http://www.sparrl.com

Summary of Contents for EAD 02

Page 1: ...hernet Adaptor EAD 02 User Manual Sparr Electronics Ltd No 43 YMS Complex HMT Main Road Mathikere Bangalore 560054 INDIA Phone 91 80 3602836 Fax 91 80 3608346 E mail info sparrl com Web http www sparrl com ...

Page 2: ...IP Address Setting 08 4 4 Serial Configuration 09 4 5 Configuration Parameters 09 4 6 Basic Parameters 09 4 6 1 IP Address 09 4 6 2 Gateway IP Address 09 4 6 3 Netmask 09 4 6 4 Telnet Configuration Password 10 4 7 Channel Specific Parameters 10 4 7 1 Interface Mode 10 4 7 2 Flow Control 11 4 7 3 Port Number 11 4 7 4 Remote IP Address 11 4 7 5 Remote TCP Port 11 4 7 6 Connect Mode 12 4 7 7 Automati...

Page 3: ...ake 19 8 3 2 Printer Ready Signal 19 9 LED Status Display 19 9 1 LED Description and Functions 19 10 Technical Data 20 10 1 CPU Memory Controllers 20 10 2 Serial Interface 20 10 3 Network Interface 20 10 4 Power Supply 20 10 5 Power Consumption 21 10 6 LEDs 21 10 7 Case 21 10 8 Dimensions 21 10 9 Weight 21 Appendix A 22 A 1 IP Addressing 22 A 2 Class A Network 22 A 3 Class B Network 22 A 4 Class C...

Page 4: ... The EAD 02 connects peripherals through a transparent TCP data channel or a Telnet connection to computers or another EAD 02 Datagrams protocol blocks can be sent by UDP The Network interface speed is 10 Mbit for Ethernet 2 EAD 02 Interfaces The EAD 02 supports different peripheral device interface connections 2 1 Serial Interface 2 1 1 Ethernet with 2 Serial Ports 1 x RS 232 DB25 female Port 1 S...

Page 5: ...Address 2 3 1 Network Hardware Address The hardware address of the EAD 02 can be calculated from the serial number and type First three bytes are fixed and read 00 20 4A Fourth byte is the type of the unit 02 for EAD 02 Fifth and Sixth bytes are the Serial number in hex notation 2 3 2 EAD 02 Ethernet 10BaseT RJ 45 Connector ...

Page 6: ...sing routing and data block handling over the network The TCP Transmission Control Protocol assures that no data is lost or duplicated and that everything sent into the connection on one side arrives at the target exactly as it was sent For typical Datagram applications where devices interact with others without maintaining a point to point connection UDP is used customer specific versions and Dat...

Page 7: ...The port number can be compared to an extension on a PBX system A Telnet application login to a host with an ASCII terminal is commonly assigned TCP port number 23 More than one Telnet connection can be established to one host to the Telnet port however the other peer IP address port number combination must be different In the EAD 02 a different port number for each channel must be configured The ...

Page 8: ...ned other than its own Type ARP A at the DOS command prompt to verify that there is at least one entry in the ARP table If there is no other entry beside the local machine ping another IP machine on your network to build the ARP table This has to be a host other than the machine on which you are working Once there is at least one entry in the ARP table use the following commands to ARP an IP addre...

Page 9: ... values can be confirmed with the enter key The parameters must be stored and the EAD 02 performs a reset 4 6 Basic Parameters To change the basic Server parameters press 0 The following values can be set changed 4 6 1 IP Address The IP address must be set to a unique value in your network Please refer to the literature mentioned in Appendix B if you are not familiar with IP addresses If the EAD 0...

Page 10: ...ecessary to enter the password 4 7 Channel Specific Parameters The baud rate can be set within the defined limits model dependent most models 300 to 19200 or 115k Baud NOTE 115 kBaud is entered as 150 4 7 1 Interface Mode The line interface I F mode is a bit coded byte with the following meaning It is entered in hexadecimal notation Function 7 6 5 4 3 2 1 0 Function 7 6 5 4 3 2 1 0 RS 232 0 0 7 Bi...

Page 11: ... although these are unlikely If the UDP Datagram mode is selected the port number is used as the UDP source port number for outgoing Datagrams Datagrams sent to the EAD 02 with this port number are received to this channel 4 7 4 Remote IP Address If automatic connection mode is selected a connection is made to this IP address and the set remote port number In manual connection mode the parts of th...

Page 12: ...h any Character on serial line 0 0 0 1 Start connection with active going DTR line 0 0 1 0 Start connection with CR 0x0d Only 0 0 1 1 Manual connection startup C Address 0 1 0 0 Datagram Mode separate doc 1 1 0 0 Please refer to Appendix C on converting values to hexadecimal format 4 7 7 Automatic Connection Address For each serial port an automatic TCP connection can be programmed these are the r...

Page 13: ... the disconnect mode EAD 02 can be forced into Telnet terminal mode and the setup for the terminal name can be enabled activate Telnet mode and terminal type setup 40 4 7 10 Buffer Flushing With this parameter it is possible to control line handling and network buffers with connection startup and disconnect Also selection between two different packing algorithms is possible Function 7 6 5 4 3 2 1 ...

Page 14: ...rdless of the recognition of send characters In some applications CRC Checksum or other trailers follow the end of sequence character In these cases this option helps to adapt frame transmission to the frame boundary If Bit 4 is set EAD 02 interprets the Sendchars as a 2 byte sequence if reset they will be interpreted independently If Bit 5 is not set any other characters already in the serial buf...

Page 15: ...ch can be used for applications like terminal emulation to IBM hosts contact Lantronix for details 4 7 15 Exit Configuration Mode To leave the configuration program and save all changes press 9 All values will be stored in nonvolatile E PROM memory and EAD 02 will reset 5 Configuring through Web Browser Open your JAVA enabled web browser and enter the IP address assigned to the EAD 02 The Web Mana...

Page 16: ... Server Serial Number 7401362 MAC address 00 20 4A 74 05 52 Software version 04 5 010322 Press Enter to go into Setup Mode 4 To enter the Setup Mode you must press Enter within 5 seconds The configuration settings will appear 5 Select an option on the menu by entering the number of the option in the Your choice field and pressing Enter 6 To enter a value for a parameter type the value and press En...

Page 17: ...erent due to DCE function Pin Direction Function Pin Direction Function 2 To EAD 02 TxD Transmitted data 3 From EAD 02 RxD Received data 5 Ground 7 3 Line Interface Description 7 3 1 First Channel RS 232C The following paragraph addresses the standard EAD 02 The serial interface of the EAD 02 is designed to be used like a standard DCE data communications equipment modem EAD 02 transmits data recei...

Page 18: ... other equipment through Telnet sessions is accomplished by defining the EAD 02 as a Telnet server The EAD 02 accepts connections over the network and so connects directly to the serial port It is necessary to either set the port number to 23 the Telnet service standard or to explicitly enable the Telnet functionality by setting bit6 hex 40 in the disconnect mode Recommended settings Connect Mode ...

Page 19: ...ust be connected to the EAD 02 DTR signal and the connection setup should be set to accept only with active DTR 9 LED Status Display Four different LEDs available next to RJ45 Female LAN display the status of the EAD 02 in addition to the Power ON LED available on the Top Side of the unit which indicates that the Power is ON 9 1 LED Description and Functions The EAD 02has four status LED s serial ...

Page 20: ...or 5x Duplicated IP address on the network 6x Software does not match hardware Red blinking green Channel 1 blinking 4x Faulty network connection 5x No DHCP response received 4 Network Link Status LED Lights solid green to indicate network port is connected to the network non fatal error 10 Technical Data 10 1 CPU Memory Controllers V 40 CPU 10MHz clock Z85C30 SCC Serial Communications Controller ...

Page 21: ... Power 10 5 Power Consumption Max 9 Watt 10 6 LEDs One LED for Power ON status Four LED s for network and Serial port interface status 10 7 Case Metal Case 10 8 Dimensions Length 132 mm Breadth 98 mm Height 38 mm 10 9 Weight approx 750g ...

Page 22: ...a very large number of potential connected devices up to 16 777 216 Example 10 0 0 1 network 10 host 0 0 1 A 3 Class B Network IP address 128 0 x x to 191 255 xxx xxx These networks are used for large company networks Every network can consist of up to 65 534 devices Example 172 1 3 2 network 172 1 host 3 2 A 4 Class C Network IP address 192 0 0 xxx to 223 255 255 xxx These network addresses are m...

Page 23: ... by the classes A B C A netmask defines how many bits from the IP address are to be taken as the network section and how many bits are to be taken as the host section A 7 1 Standard IP Network Netmask Network Bits Host Bits Netmask Class A 8 24 255 0 0 0 Class B 16 16 255 255 0 0 Class C 24 8 255 255 255 0 Network Bits Host Bits Netmask Class A 8 24 255 0 0 0 Class B 16 16 255 255 0 0 Class C 24 8...

Page 24: ...t or you are connected to the Internet and want to operate your NTSes on an Intranet you should use one of the sub networks below These network numbers have been reserved for such networks If you have any questions about IP assignment consult your Network Administrator Class A 10 x x x Class B 172 16 x x Class C 192 168 0 x IP Addresses Netmask etc A 7 4 Network RFC s For more information regardin...

Page 25: ...rt bin dec hex B 1 Bin DEC Hex Table Decimal Binary Hexadecimal 0 0000 0 1 0001 1 2 0010 2 3 0011 3 4 0100 4 5 0101 5 6 0110 6 7 0111 7 8 1000 8 9 1001 9 10 1010 A 11 1011 B 1100 C 13 1101 D 14 1110 E 15 1111 F Figure C 1 To convert a binary value to a hexadecimal representation the upper and lower four bits are treated separately resulting in a two digit hexadecimal number ...

Page 26: ...rr Electronics Ltd B 8 3rd Floor Bijlee Co operative Housing Society Vidyanagri Marg CST Road Santracruz E Mumbai 98 INDIA Phone 91 80 26655375 26652858 Sparr Electronics Ltd Old No 39 New No 4 I Floor IV Main Road Kasturiba Nagar Adayar Chennai 600020 INDIA Phone 91 80 24425073 24425075 Fax 91 80 24425075 Web and Emails WEB www sparrl com For Product Information info sparrl com For Support suppor...

Page 27: ...27 WISHING YOU A TROUBLE FREE SERVICE FROM OUR PRODUCT Assuring you of our best service at all times ...

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