IrDA-Control / Product Information
ELECTRONIC COMPONENTS
“PRELIMINARY RELEASE”, version 0.8, November, 1998
LZ8520X
IrDA-Control Single-Chip Host Controller (HC)
IrDA-Control - A New IrDA® Standard for Wireless Command & Control Devices
GENERAL DESCRIPTION:
The Sharp IrDA-Control Host
Controller (HC) is a single-chip
communication LSI with built-in
USB protocol and IrDA-Control
protocol (MAC Layer and HID LLC
Layer) services. When combined
with a Sharp IrDA-Control
transceiver (Sharp P/N:
GP2W2001YK), an IrDA-Control
Host device can be easily
User
Application
uP
Peripheral Engine
(LZ8519X)
Communication
Controller for USB
Host (HC, LZ8520X)
PC99 Designed
HID Class Driver
PE
PE
IR Transceiver
for Type 1 & 2
IrDA Control
ROM
USB Common
Class Driver
IrDA
Peripherals
Control
RAM
CPU
implemented. The PC will
CPU
immediately perform as an IrDA-
Control Host device by connecting
the implemented Host to the PC by a
USB interface. The IrDA-Control
Host device is able to maintain
USB
HOST
Controller
USB
Core
ROM / RAM
IR Transceiver
Assistant LED
Peripherals
simultaneous multiple wireless links with up to 8 IrDA-Control Peripheral devices. In combination with BIOS that supports
USB keyboards in the market place, the Sharp HC will enable wireless links between IrDA-Control mouse and keyboard
under DOS mode. For the IrDA-Control Peripheral implementation, Sharp also offers the IrDA-Control Peripheral Engine
(PE, Sharp P/N: LZ8519X) as well as transceivers (Sharp P/N: GP2W2001YK/2002YK) as a complete solution for this
technology.
FEATURES:
All-in-One Single-Chip Communication LSI (Encoder/Decoder, IrDA-Control MAC layer, HID LLC Layer, USB
protocol) that implements functions required for compliant IrDA-Control Host devices.
Optimized interface to Sharp IrDA-Control Infrared Transceiver (Sharp P/N: GP2W2001YK).
Optimized Direct Interface to External Serial EEPROM for address maintenance
12 MHz Single Phase Clock (Built-in Oscillation Circuit)
Manual Host Address configuration by DIP switch (recommended)
Pinouts provided for various LED indicators - NumLock / Caps Lock / Scroll Lock
Single Power Supply (5.0V)
APPLICATIONS
* Set-top Box for Cable / Satellite / Digital Terrestrial
* Entertainment / Multimedia Desktop PC
* Notebook PC
Broadcasting
* Internet TV / Interactive TV
* Home Video Games
* External IR Adapter (“Dongle”)
MEMBER IrDA
PRELIMINARY INFORMATION DISCLAIMER
This document is a Preliminary Product Information of Sharp IrDA-Control Host Controller for Host Devices. This product is currently under
development, and any of information in this document are applicable only for reference. SHARP holds the right to change any of the
information, specifications and alter prices at any time without notice.
