wts701 Winbond Electronics Corp America, wts701 Datasheet - Page 6

• Manufacturer Part Number: wts701
• Description: Winbond Single-chip Text-to-speech Processor
• Manufacturer: Winbond Electronics Corp America

4. TABLE OF CONTENTS
1. GENERAL DESCRIPTION.................................................................................................................. 2
2. FEATURES ......................................................................................................................................... 3
3. BLOCK DIAGRAM .............................................................................................................................. 4
4. TABLE OF CONTENTS ...................................................................................................................... 6
5. PIN CONFIGURATION ....................................................................................................................... 8
6. PIN DESCRIPTION ............................................................................................................................. 9
7. FUNCTIONAL DESCRIPTION.......................................................................................................... 11
3.1. WTS701 Block Diagram ............................................................................................................... 4
3.2. WTS701 Typical Applications....................................................................................................... 5
7.1 Text-To-Speech Mechanism ....................................................................................................... 12
7.2 Physical Interface ........................................................................................................................ 13
7.3 Communication Protocol.............................................................................................................. 19
7.4 Commands Overview .................................................................................................................. 23
7.1.1 Text Normalization ................................................................................................................ 12
7.1.2 Words-to-Phoneme conversion ............................................................................................ 12
7.1.3 Phoneme Mapping ................................................................................................................ 12
7.2.1 Clocking Requirements......................................................................................................... 13
7.2.2 Power Down Mode................................................................................................................ 14
7.2.3 Power and Grounding ........................................................................................................... 14
7.2.4 SPI Interface ......................................................................................................................... 15
7.2.5 Flow Control Interface ........................................................................................................... 16
7.2.6 The CODEC Interface ........................................................................................................... 16
7.2.7 The Analog Interface............................................................................................................. 17
7.2.8 Resetting ............................................................................................................................... 18
7.3.1 Command Classes................................................................................................................ 20
7.3.2 Status Register...................................................................................................................... 21
7.3.3 Interrupt Handler ................................................................................................................... 22
7.3.4 BCNT -- Byte Count Register................................................................................................ 23
7.3.5 Command Acceptance.......................................................................................................... 23
7.3.6 Data Acceptance................................................................................................................... 23
7.4.1 Command Description .......................................................................................................... 26
7.4.2 Illegal Commands ................................................................................................................. 37
7.4.3 Configuration Registers ........................................................................................................ 37
7.4.4 System Operation ................................................................................................................. 41
7.4.5 Initialization and Configuration.............................................................................................. 43
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WTS701