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SPINET

Ethernet to SPI interface module

User's Guide

10BASE-T physical layer, full duplex or half duplex

Including RJ45 connector with galvanic 
insulation and two LED indicators

Media access controller (MAC)

8 KB of buffers for reception and transmission

Hardware assisted checksum calculation

Power by 3.3 V or 5 V

Outputs with both 3.3 V and 5 V levels

5 V tolerant inputs

Easy connection to PVK40 board

Example program in C

Address:

ASIX s.r.o.

Staropramenna 4

150 00 Prague

Czech Republic

E-Mail:

info@asix-tools.com

 (general information)

sales@asix-tools.com

 (sales inquiries, ordering)

support@asix-tools.com

 (technical support)

WWW:

www.asix-tools.com

 (development tools)

www.asix.info

 (company website)

Tel.:

+420-257 312 378

Fax:

+420-257 329 116

Summary of Contents for SPINET

Page 1: ...sted checksum calculation Power by 3 3 V or 5 V Outputs with both 3 3 V and 5 V levels 5 V tolerant inputs Easy connection to PVK40 board Example program in C Address ASIX s r o Staropramenna 4 150 00 Prague Czech Republic E Mail info asix tools com general information sales asix tools com sales inquiries ordering support asix tools com technical support WWW www asix tools com development tools ww...

Page 2: ... 6 5 MECHANICAL DESIGN 7 6 TECHNICAL SPECIFICATIONS 8 6 1 Recommended values for 3 3 V application 8 6 2 Recommended values for 5 V application 8 Note This document contains hyperlinks pointing to web pages on the Internet If the links happen to be broken pointing to a non existing page please download recent version of this manual from www asix tools com Page 2 ...

Page 3: ...ides of other features it includes hardware engine for copying blocks of memory and checksum calculation in one s complement arithmetics IP checksum and CRC 2 INPUTS AND OUTPUTS Pin Label Type Description 3 3 V 5 V 1 INT5 OUT Interrupt pin 2 CLKO5 OUT User clock output 3 SO5 OUT Serial data out 4 WOL5 OUT Wake On LAN 5 INT OUT Interrupt pin 6 CLKO OUT User clock output 7 SO OUT Serial data out 8 W...

Page 4: ...ing voltage level according to applications need see the table above 2 1 Connection to 3 3 V application If the modules is to be used in 3 3 V application input and output signals of ENC28J60 are used directly INT5 SO5 INT SO SCK RST 3V3 5V CLKO5 WOL5 CLKO WOL SI CS GND GND uPC MSEL MOSI INT1 INT0 MISO MCLK VDD GND GND 3V3 100nF SPINET 3 3V application 2 2 Connection to 5 V application In case the...

Page 5: ...turer A suitable MAC address shall be assigned to the module during startup configuration of ENC28J60 If yo are not assigned Organization unique identifier OUI by IEEE it is recommended to use an address from locally administered range that is an address with bit 1 second least significant in its first byte set e g 02 00 00 00 00 78 Note The module provides with solution of communication over Ethe...

Page 6: ...4 ELECTRICAL SCHEMATICS Page 6 ...

Page 7: ...5 MECHANICAL DESIGN SPINET all dimensions in millimeters Page 7 Ø 3 8 48 57 5 11 35 40 ...

Page 8: ...x 200 mA Input voltage log 1 VIH min 2 25 V max 5 5 V Input voltage log 0 VIL max 1 V Output voltage log 1 5 V VOH5 min 4 4 V Output voltage log 0 5 V VOL5 max 0 1 V Output pin current 5 V Iout5 max 25 mA Values for use in other than typical environment are available in datasheets for ENC28J60 74AHCT541 and LF33 Page 8 SPINET_EN Copyright 1991 2007 ASIX s r o All trademarks used in this document a...

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