GENERAL DESCRIPTION

The W567Sxxx is a powerful microcontroller (uC) dedicated to speech and melody synthesis applications. With the help of the embedded 8-bit microprocessor & dedicated H/W, the W567Sxxx can synthesize 8-channel speech+melody simultaneously.

FEATURES

• Wide range of operating voltage:

− 8 MHz @ 3.6 volt ~ 5.5 volt

− 4 MHz @ 2.4 volt ~ 5.5 volt

•Power management:

− 4 ~ 8 MHz system clocks, with Ring type

− Stop mode for stopping all IC operations

• Provides up to 8 inputs and 24 I/O pins

• Current-type Digital-to-Analog Converter (DAC):

− (8+2)-bit resolution with programmable output current

− 2 speaker outputs for stereo applications

• F/W speech synthesis with multiple format support: ADPCM/MDPCM/PCM

• 2 speech synthesis1 channels at programmable sample rate

• 8 melody channels that can emulate characteristics of musical instruments

• 8-input/10-bit-resolution Mixer can mix the speech and melody signals flexibly

• Dynamic control of the channel assignment tothe dual speaker output for stereo effects

• Built-in IR carrier generation circuit for simplifying firmware IR application

• 4-channel ADC interface (W567S301~S341) withmaximum 4-KHz sampling rate and 6-bit effective resolution

• Built-in 9 timers for speech/melody synthesis and general purpose applications

• Built-in 10*7 multiplier

• Built-in Watch-Dog Timer (WDT) and Low Voltage Reset (LVR)

• Built-in 32KHz crystal oscillator with divider for time-keeping application in W567S080 ~ S341

• Built-in Serial Interface Manager (SIM) in W567S080 ~ S341

• Support PowerScript for developing codes in easy way

• Full-fledged development system

− Source-level ICE debugger

− Event synchronization mechanism

− Compatible with W566B/C & W588S system

− User-friendly GUI environment

• Available package form: (COB is essential)

− W567S010, S015, S020,S025, S030: LQFP48

− W567S040, S060: QFP64

− W567S080 ~ S120: LQFP80

− W567S150 ~ S341:LQFP100