The Z85230 PDF user manual and the Z16C32 PDF user manual are both available on the ZiLOG web site and are used on a variety…
I have to reinstall a Sealevel serial product. What is the best way?
For Windows 95/98/ME/2000/XP/Vista, use Device Manager to uninstall the product prior to removing it from the computer or unplugging it, as in the case with…
What are the differences between RS-232, RS-422, and RS-485 communication standards?
RS-232, RS-422, and RS-485 are serial communication methods for computers and devices. There are two articles in the Driver Downloads & Software section of the…
What are the advantages of using an advanced UART?
The primary benefit of a 16850 UART (standard on most Sealevel products) is a 128-byte FIFO buffer that prevents data loss in high-speed serial communications.…
How do you connect an RS-232 serial device that is more than 50 feet away from the computer?
The most convenient method is to use a Sealevel Interface Converter to convert the electrical interface from RS-232 to RS-422 or RS-485. Use one of…
How can two serial devices communicate without using a PC?
The simplest method is to use a null modem cable (Item# CA213), which reverses the transmit and receive signals between the serial devices. This method…
What application utilities do you recommend for writing serial communication programs?
PortMon for Microsoft Windows is a very useful tool. This utility monitors all serial port activity, shows how an application uses a port, and…
Does Sealevel offer kits for customizing serial cables?
Sealevel offers several accessories for interfacing many serial connections. The universal D-Shell Converter Kit (Item# DB101) includes DB9 and DB25 Male and Female connectors, D-sub…
What kind of cable should I use for RS-485 communications?
A good economical solution for field wiring is to use CAT5 or CAT6 twisted pair cable. Connect each twisted pair to the same set…