ZX8302
Encyclopedia
The ZX8302 was a ULA integrated circuit
designed for the Sinclair QL
microcomputer
. Also known as the QL's "Peripheral Chip", it interfaced the CPU to the Microdrives
, QLAN local area network
interface and RS-232
ports (transmit only) and also provided a real-time clock. The ZX8302 was IC23 on the QL motherboard
.
Integrated circuit
An integrated circuit or monolithic integrated circuit is an electronic circuit manufactured by the patterned diffusion of trace elements into the surface of a thin substrate of semiconductor material...
designed for the Sinclair QL
Sinclair QL
The Sinclair QL , was a personal computer launched by Sinclair Research in 1984, as the successor to the Sinclair ZX Spectrum...
microcomputer
Microcomputer
A microcomputer is a computer with a microprocessor as its central processing unit. They are physically small compared to mainframe and minicomputers...
. Also known as the QL's "Peripheral Chip", it interfaced the CPU to the Microdrives
ZX Microdrive
The ZX Microdrive is a magnetic tape data storage system launched in July 1983 by Sinclair Research for their ZX Spectrum home computer. The Microdrive technology was later also used in the Sinclair QL and ICL One Per Desk personal computers.-Development:...
, QLAN local area network
Local area network
A local area network is a computer network that interconnects computers in a limited area such as a home, school, computer laboratory, or office building...
interface and RS-232
RS-232
In telecommunications, RS-232 is the traditional name for a series of standards for serial binary single-ended data and control signals connecting between a DTE and a DCE . It is commonly used in computer serial ports...
ports (transmit only) and also provided a real-time clock. The ZX8302 was IC23 on the QL motherboard
Motherboard
In personal computers, a motherboard is the central printed circuit board in many modern computers and holds many of the crucial components of the system, providing connectors for other peripherals. The motherboard is sometimes alternatively known as the mainboard, system board, or, on Apple...
.