User’s Guide
ASCII Interface
RS-232 to I
2
C Host Adapter
with
Circuit Sense
™
www.mcc-us.com
Page 1: ...User s Guide ASCII Interface RS 232 to I2 C Host Adapter with Circuit Sense www mcc us com...
Page 2: ...cts Also described are the iPort Utility Pack software for quick I2 C Bus communication MS Net and LabVIEW libraries for custom software development and other tools and applications A complete set of...
Page 3: ...s are not designed for use in life support appliances devices or systems where the malfunction of the product can reasonably be expected to result in a personal injury WARNING Radio Frequency Emission...
Page 4: ...Sense 6 Power Source Mode 6 Voltage Sense Mode 6 I2 C Bus Pull up Resistors 7 Connecting to a Low Voltage Target System 7 Connecting to an SMBus Target System 7 4 ESD Electrostatic Discharge Precautio...
Page 5: ...pment Tools 11 MS NET Class Library 11 LabVIEW VI Library 12 ASCII Command Interface 12 iPort AI 2 Revision Report 13 Additional Information 13 Appendix A I2 C Connector Information 14 Declaration of...
Page 6: ...Board Computer with a legacy or add on serial port to become an I2 C Master or Slave device transmitting or receiving I2 C messages between the Host Computer and one or more I2 C devices across an I2...
Page 7: ...ixed I2 C Bus General Call Enable or Disable I2 C Bus Time Out 1000 milliseconds Fixed Host Communication Flow Control XON XOFF or RTS CTS User Interface Echo Prompt Enable or Disable User Data Format...
Page 8: ...s Mini Clip lead Cable 4 wire 1 ft DB 9F to DB 25M Serial Port Adapter Cable 1 ft Global 5VDC Power Supply iPort AI 2 Quick Start Guide iPort AI 2 Travel Case Online Items iPort AI 2 Datasheet iPort A...
Page 9: ...r equivalent The I2 C adapter implements the RS 232 interface using the following pins DB 25 Serial Port Pinout DB 25 Pin 2 Transmit Data from the Host Computer to the iPort DB 25 Pin 3 Receive Data f...
Page 10: ...dapter is operating in power SOURCE mode the I2 C adapter can be powered via the V wire in I2 C interface connector I2 C Mini Interface Connector The iPort AI 2 I2 C Bus host adapter includes a five w...
Page 11: ...nse Mode Mode selection is controlled by the MODE slide switch on the side of the unit enclosure Power Source Mode The V wire can supply power 5v 100 mA Vcc to an external I2 C Bus system In Power Sou...
Page 12: ...s for your system Connecting to a Low Voltage Target System If you are connecting the I2 C adapter to a low voltage 5v target system you should follow these steps BEFORE applying power Using the adapt...
Page 13: ...Electrostatic discharge can change the electrical characteristics of a semiconductor device degrading or destroying it Electrostatic discharge also may upset the normal operation of an electronic syst...
Page 14: ...devices Ensure that both the host computer and target system are connected to a common earth ground point Make sure that all interconnections are made BEFORE applying power to the host computer I2 C...
Page 15: ...r details on pull up resistors and connecting the optional V wire Power Connection Connect I2 C adapter power via the power jack or I2 C Bus connector See 5VDC Power Jack section for details If you ha...
Page 16: ...ive slave transmit and slave receive I2 C Bus messages Message options include master transmit and transmit receive and auto repeat iBurner I2 C Bus EEPROM Programmer iBurner is our I2 C Bus EEPROM Pr...
Page 17: ...e operations and Sample LabVIEW applications ASCII Command Interface The ASCII Command Interface provides a direct low level ASCII command application program interface to the I2 C Bus Adapter ASCII c...
Page 18: ...erface Revision 1 00 7 Initial Release Additional Information For additional information on the I2 C Bus please refer to the following What is I2 C www mcc us com I2CBusTechnicalOverview pdf Frequentl...
Page 19: ...uare pin header and plug assemblies for the I2 C Bus interface I2 C Header Receptacle Molex C Grid SL 70553 Header Molex Part 70553 0004 I2 C Plug Housing Molex C Grid SL 70066 Crimp Housing Molex Par...
Page 20: ...ical file held by Micro Computer Control Corporation 83 Princeton Avenue 1D PO Box 275 Hopewell New Jersey 08525 USA or its applicable authorized distributor or representative CE Declaration of Confor...
Page 21: ...16 www mcc us com...
