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This is the telos I2C newsletter for May 2005. To read it online, in case your e-mail reader has problems with html-mails or the layout of this text is damaged please go to http://www.telos.info/?id=464.
Levii is a small and easy-to-use level shifter for the I2C bus. This is indispensable in applications where two I2C buses have to communicate with different bus voltage levels.
Additionally, Levii offers two bi-directional pins for general purposes including a second I2C bus.
Features:
- Full bi-directional level shifting including stretching and multimaster arbitration
- Four channels: SDA, SCL plus two additional bi-directional pins
- I2C range of 1,8 V up to 5,5 V
- No external supply required; Levii uses the voltage on the VCC lines of the connected I2C buses
- Transmissions specified up to 800 kbit/s SCL-frequency
Check the product page for more details. Levii is available for 190 Euro.
We have now complemented our I2C product line with Optii, a multi-purpose I2C galvanic isolation and level shifting device. Optii comes in a solid housing and provides substantial protection against problems related to differing electrical potentials. Features:
- Provides galvanic isolation for the I2C bus
- Provides an integrated level shifter for voltages between 1.5 V and 5.5 V
- Provides support for unidirectional test pins which are also isolated
Check the product page for more details. Optii is available for 695 Euro.
We are proud to announce the availability of I2C Slave support for Tracii XL with the latest release of I2C Studio. This feature is free for all Tracii XL users with a valid service contract. With this new functionality you can instruct Tracii XL to act as an I2C slave at a configurable address. Both, read and write operations are possible. The behaviour is identical to a typical I2C memory i.e. combined transfers are supported. Note that absolutely no hardware modification is necessary to enable the slave mode. In addition to this generic I2C RAM behaviour telos can implement custom specific device simulations for more complex ICs like tuners, sensors, video processors etc. Please ask for details.
Starting with I2C Studio release 1.9 it is possible to share and access telos I2C interfaces via the Internet.
- Each application can control I2C interfaces all over the world.
- Each I2C interface can be shared by several applications.
- Of course this is valid for user applications written with our I2C framework, too.
read more >>>
Using Tracii XL I2C Studio is able to analyse and manage EEPROM devices used for special purposes:
The current version number of I2C Studio is V1.10. Check the product page and the download page for more details.
These are the new I2C Studio features since the last newsletter:
- New plug-in: VESA DDC (EDID 1.3)
- Added Keyboard Control
- Autoscroll
- Modified log file format to improve handling very large logs
- Added dialog for searching of I2C messages
- Added printer support
- I2C.Labview: Tracer Support for Tracii 400, Tracii XL and Connii MM
- I2C.Labview: Added Internet support
- Added I2C RAM Emulation (256 bytes, slave address configurable)
- Enhanced speed of scan of 10 bit I2C addresses
- Tracii 400: added support for input/ouput testpins
- ICs added: Catalyst 24C21 (DDC), 34FC02 (SPD), 34RC02 (SPD), 34WC02 (SPD), Microchip 24LC21A (DDC), 24LCS21A (DDC), 24LCS22A (DDC), Philips UOC3-1
- Added Internet support
- Added DDC image support
- Max. transfer speed in fast mode increased from 444 to 600 kbit/s
- A/D triggers added
- Trigger on up to 32 data bytes
- Trigger on message count
- Added tracer support
- Added testpin support
Yes, Connii MM became a simple I2C monitor!
A minor firmware update for the Tracii 400 is available improving the handling of stretched I2C buses.
telos EDV Systementwicklung GmbH
Schlueterstrasse 16
20146 Hamburg
Germany
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