Glossary-8 Sun Blade 1500 Service, Diagnostics, and Troubleshooting Manual • December 2004
T
TIP connection A connection that enables a remote shell window to be used as a terminal to
display test data from a system using the terminal interface protocol (TIP).
TPE Twisted-pair Ethernet.
TOD Time of day. A timekeeping integrated circuit.
U
UART Universal asynchronous transmitter-receiver.
UltraDMA Ultra direct memory access. A DMA mode within an IDE controller.
UltraSPARC IIIi The high-performance central processing unit used in the Sun workstations.
The CPU uses SPARC V9, 64-bit reduced instruction set computer (RISC)
architecture.
USB Universal Serial Bus. USB 1.1 can transfer data up to 12 Mbps. USB 2.0 can
transfer data up to 480 Mbps.
UTP Unshielded twisted-pair.
V
VCC Voltage at the common collector (positive [+] electrical connection).
X
XOR Exclusive OR. Also see interleaving.
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