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Summary of Contents for SeaLevel SeaLINK+232
- Page 1 SeaLINK+232 User Manual | 2101 © Sealevel Systems, Inc. 2101 Manual | SL9089 8/2021...
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Page 2: Table Of Contents
APPENDIX B – HOW TO GET ASSISTANCE.................................. 10 APPENDIX C – ELECTRICAL INTERFACE ..................................11 APPENDIX D – ASYNCHRONOUS COMMUNICATIONS ............................. 12 APPENDIX E – COMPLIANCE NOTICES ..................................13 WARRANTY ............................................14 © Sealevel Systems, Inc. 2101 Manual | SL9089 8/2021... -
Page 3: Introduction
Introduction Overview The Sealevel Systems SeaLINK+232 equips the PC with 1 USB to RS-232 Asynchronous serial port providing a versatile interface for common RS-232 needs (i.e., modem, mouse, and plotter). The advantage of this product over more traditional approaches is that it doesn’t require opening the computer case, nor does it require resources such as I/O ports or IRQs. -
Page 4: Before You Get Started
Before You Get Started What’s Included The SeaLINK+232 is shipped with the following items. If any of these items is missing or damaged, contact the supplier. • SeaLINK+232 USB to RS-232 Serial I/O Adapter • USB Cable Part Number CA179 for Connecting to Upstream Host/Hub... -
Page 5: Installation & Configuration
You are now ready to proceed with connecting the 2101 to your system. Refer to the Hardware Installation section for details. Windows NT is not USB aware and thus cannot support this device. © Sealevel Systems, Inc. 2101 Manual | SL9089 8/2021... -
Page 6: Hardware Installation
Hardware Installation The SeaLINK+232 can be connected to any Upstream Type “A” port either at the PC host or an Upstream Hub, and since it is hot pluggable, there is no need to power down your computer prior to installation. The SeaLINK+232 requires no user hardware configuration. -
Page 7: Technical Description
Technical Description The SeaLINK+232 utilizes a USB UART. This chip features programmable baud rate, data format, 128-byte Dual Port TX Buffer, and 384-byte Dual Port RX Buffer. The RS-232 transceiver supports data rates up to 460.8K baud. Refer to Appendix C for cable length limitations. -
Page 8: Specifications
10 to 90% R.H. Non-Condensing Manufacturing All Sealevel Systems Printed Circuit boards are built to UL 94V0 rating and are 100% electrically tested. These printed circuit boards are solder mask over bare copper or solder mask over tin nickel. Power Consumption... -
Page 9: Appendix A - Troubleshooting
The loopback test first transmits a HEX pattern, 55AA, and then an ASCII string of data. If this test passes, then the SeaLINK+232 is ready for use in your application. -
Page 10: Appendix B - How To Get Assistance
If possible, please have the adapter installed in a computer ready to run diagnostics. Sealevel Systems provides an FAQ section on its web site. Please refer to this to answer many common questions. This section can be found at http://www.sealevel.com/faq.asp. -
Page 11: Appendix C - Electrical Interface
The RS-232 and the EIA/TIA-574 specification define two types of interface circuits, Data Terminal Equipment (DTE) and Data Circuit-Terminating Equipment (DCE). The IC485+ is a DCE device. © Sealevel Systems, Inc. 2101 Manual | SL9089 8/2021... -
Page 12: Appendix D - Asynchronous Communications
The communication parameters are baud rate, parity, number of data bits per character, and stop bits (i.e., 9600, N, 8, 1). © Sealevel Systems, Inc. 2101 Manual | SL9089 8/2021... -
Page 13: Appendix E - Compliance Notices
Always use cabling provided with this product if possible. If no cable is provided or if an alternate cable is required, use high quality shielded cabling to maintain compliance with FCC/EMC directives. © Sealevel Systems, Inc. 2101 Manual | SL9089 8/2021... -
Page 14: Warranty
Sealevel's commitment to providing the best I/O solutions is reflected in the Lifetime Warranty that is standard on all Sealevel manufactured I/O products. We are able to offer this warranty due to our control of manufacturing quality and the historically high reliability of our products in the field. Sealevel products are designed and manufactured at its Liberty, South Carolina facility, allowing direct control over product development, production, burn-in and testing.
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