Blog - Page 68 - Sealevel Systems, Inc

Software: WinSSD Diagnostic Utility – Windows

Mar 10th 2011

Downloads: WinSSD for Windows Size: 5.8 MB Type: .exe WinSSD Help FileSize: 3.5 MB Type: .hlp This is the standalone version of the Sealevel WinSSD diagnostic utilit … View More

How to fix “crazy mouse” syndrome with USB serial adapters

Mar 1st 2011

OverviewThis condition is potentially encountered in Microsoft Windows when connecting a serial GPS device to a serial port. It is caused when the NMEA 0183 GPS … View More

Can I use my FedEx or UPS account number when I place a web order?

Mar 1st 2011

Yes. Please include your account number in the ‘Special Instructions’ field and we will bill the freight charges to your account. The ‘Specia … View More

What is the default power up condition of a Sealevel TTL Digital I/O product?

Mar 1st 2011

All Sealevel TTL Digital I/O products are configured to power up in input mode by default. This ensures that no outputs are inadvertently activated. … View More

Software: R9 Development SDK – Windows

Feb 24th 2011

R9 development software for the Sealevel R9 family of embedded RISC computers. Includes the Sealevel Talos .NET Framework for Windows. Supported on development system … View More

Manual: SeaPAC R9-8.4 User Manual

Feb 24th 2011

Downloads: SeaPAC R9 8.4 User Manual Size: 4.79 MB Type: pdf Article Specifications: Related Models: S91100-8R, S91200-8R SeaPAC R9-8. … View More

Enhanced SeaLINK Ethernet Serial Software Available

Posted by Josh Killinger on Feb 15th 2011

A new, enhanced version of Sealevel’s SeaLINK software, supporting the Sealevel family of Ethernet to serial devices, has been released. The SeaLINK V5 driver … View More

Why does the mouse cursor randomly jump around when I connect a GPS to a Sealevel serial adapter?

Feb 2nd 2011

You are describing the “crazy mouse” syndrome, a common condition when Microsoft Windows receives NMEA 0183 data from a serial GPS device. The conditio … View More

How is the memory accessed on the 3514 and the 5104 synchronous serial adapters?

Feb 2nd 2011

The Zilog 16C32-based 3514 and 5104 have 256 K of memory on the adapters that are used for buffering the input and output data. To aid in transfer efficiency, the Wi … View More

On the SBC-R9 embedded computer, what is the sampling rate for the analog inputs?

Feb 2nd 2011

The SBC-R9 has eight analog inputs with an effective bandwidth of 1.23 kHz divided across all eight analog inputs. The A/D device specifies a maximum sampling fr … View More

What bit order does the Zilog 16C32 chipset use for transmitting serial data?

Feb 2nd 2011

The Z16C32 operates similar to a UART and transmits the least significant bit first. The only exception is when the card is operating in SDLC/HDLC mode wit … View More

Sgt. Samuel Davis, Congressional Medal of Honor Recipient

Posted by Bryan Buchanan on Jan 31st 2011

I’ll never forget my first trip to Special Operation Forces Industry Convention (SOFIC) in June 2009. It was held at the Tampa Convention Center located in bea … View More

Firmware: SeaLINK (Ethernet)

Jan 21st 2011

Download SeaLINK Firmware (.s19 680.8 KB) Please refer to the SeaLINK User Manual or contact Sealevel technical support for instructions on updating the firmware on y … View More

Custom Design: The Challenge is as Satisfying as the Solution

Posted by Earle Foster on Jan 10th 2011

Sealevel is well known for our off-the-shelf serial and digital I/O solutions. The wide variety of products we offer means that most customers are able to order … View More

Can the BERT pattern be used at data rates above 14.4 Kbps?

Dec 29th 2010

The ITU document O.153 paragraph 2.1 indicates the BERT pattern can be used at data rates up to 14.4 Kbps. However, the Sealevel WinSSD utility allows the B … View More

What CRC-CCITT value is used by Sealevel synchronous serial adapters with the Zilog Z85230?

Dec 29th 2010

The CRC-CCITT polynomial value used in the Zilog Z85230 is:x16 + x12 + x11 + x10 + x8 + x3 + x2 + x1 + 1The corresponding hexadecimal value is 0x1D0F. … View More

What CRC-CCITT value is used by Sealevel synchronous serial adapters with the Zilog Z16C32?

Dec 29th 2010

The CRC-CCITT polynomial value used in the Zilog Z16C32 is:x16 + x12 + x5 + 1The corresponding hexadecimal value is 0x1021. … View More

What is a CRC in synchronous serial communications?

Dec 29th 2010

The Cyclic Redundancy Check (CRC) is a check value used to detect transmission errors in a frame or block of data. The transmitter encodes the calculated CRC … View More

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Software: WinSSD Diagnostic Utility – Windows

How to fix “crazy mouse” syndrome with USB serial adapters

Can I use my FedEx or UPS account number when I place a web order?

What is the default power up condition of a Sealevel TTL Digital I/O product?

Software: R9 Development SDK – Windows

Manual: SeaPAC R9-8.4 User Manual

Enhanced SeaLINK Ethernet Serial Software Available

Why does the mouse cursor randomly jump around when I connect a GPS to a Sealevel serial adapter?

How is the memory accessed on the 3514 and the 5104 synchronous serial adapters?

On the SBC-R9 embedded computer, what is the sampling rate for the analog inputs?

What bit order does the Zilog 16C32 chipset use for transmitting serial data?

Sgt. Samuel Davis, Congressional Medal of Honor Recipient

Firmware: SeaLINK (Ethernet)

Custom Design: The Challenge is as Satisfying as the Solution

Can the BERT pattern be used at data rates above 14.4 Kbps?

What CRC-CCITT value is used by Sealevel synchronous serial adapters with the Zilog Z85230?

What CRC-CCITT value is used by Sealevel synchronous serial adapters with the Zilog Z16C32?

What is a CRC in synchronous serial communications?

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