Hansong Technology Ltd. PLAYFI0754 ユーザーズマニュアル
Caprica2L Specification and Operation
1 Document Scope
This document describes interface requirements for the second-generation Play-Fi
Wireless Module, also known as Caprica2L. Caprica2L is a WiFi audio module
designed for wireless, multi-room audio distribution. Caprica2L streams with 16 bit
resolution and 44.1 KHz sampling rate. The module may be utilized in speakers,
stand-alone receivers or incorporated into other products like AVRs. This document
provides guidelines for the inclusion of this module into such products.
2 Definitions
2.1 Host
Host refers to the off board MCU that processes user interactions and controls audio processing.
2.2 Play-Fi Wireless Module
Play-Fi Wireless Module refers to the Caprica2L module with integrated Wi-Fi radio.
3 Features
The Caprica2L Play-Fi Wireless module is a programmable, high-performance,
encapsulated design that enables manufacturers to wirelessly distribute audio to
multiple devices. Sources can include Play-Fi Applications, Play-Fi Drivers, or other
sources of a manufacturer's choice, such as Bluetooth, via a I2S input. The design
supports a number of interfaces that enable easy integration of the module to
traditional consumer electronic designs. Caprica2L features include:
3.1 800MHz ARM-based Processor
Marvell PXA166 ARM v6/v7-compatible core:
Up to 1848 DMIPS
16K/16K L1 I/D Caches
16K/16K L1 I/D Caches
Caprica 2L User Manual