half-duplex operation

half-duplex operation

[′haf ¦dü‚pleks äp·ə′rā·shən]
(communications)
Operation of a telegraph system in either direction over a single channel, but not in both directions simultaneously.
References in periodicals archive ?
VHF (138MHz-225MHz), UHF (406MHz 512MHz) and 869MHz (863MHz--870Mttz) versions of the AutoLog WSN are available for simplex or half-duplex operation.
The ability to support full-duplex and half-duplex operation, high-speed non-blocking, store-and forward switching and auto-negotiation as well as Layer-2 switching.
And because SCSI protocols are not restricted to half-duplex operation, SAS will also support full-duplex transfers, allowing data to be transferred simultaneously in both directions to maximize bandwidth.
Half-duplex operation is accomplished with SPDT switches and the corresponding control logic.
The IP can be used in master/slave configuration and offers optional half-duplex operation.
Available in multimode or single-mode (1,300 nm or 1,550 nm), the switch supports both full- or half-duplex operation, and distances up to 100 km.
The PE-MCXMAC IP core from Mentor Graphics is a full-featured Media Access Controller capable of full-duplex operation at 10, 100, or 1000 megabits per second and half-duplex operation at 10, or 100 megabits per second.
The 100BaseFX uplink is available in multimode or single mode (1300/1550nm) and supports full or half-duplex operation.
The MAC-1G provides full- or half-duplex operation, supports jumbo frames, offers statistical counters for Ethernet MIB (management information base), and includes features for low-power operation.
RS-422/485 adapters are available with two, four, eight or sixteen ports and are configurable for full-duplex or half-duplex operation.
RS-422/485 adapters are configurable for full-duplex or half-duplex operation.
The 329-pin ball-grid-array (BGA) packaged IC employs hardware-based 10/100 Ethernet support plus full- or half-duplex operation, flow-control, auto-negotiation and fiber mode.