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TC35680FSG-002 Datasheet

Bluetooth-IC

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TC35680FSG-002/TC35681FSG-002
TC35680FSG-002/
TC35681FSG-002
Bluetooth® Low Energy IC
Rev 1.1
Bluetooth® word marks registered trademark owned by the Bluetooth SIG, Inc.
Arm and Cortex are registered trademarks of Arm Limited (or its subsidiaries) in the US and/or elsewhere.
© 2018-2019
1
Toshiba Electronic Devices & Storage Corporation
2019-04-04


Toshiba Electronic Components Datasheet

TC35680FSG-002 Datasheet

Bluetooth-IC

No Preview Available !

TC35680FSG-002/TC35681FSG-002
Table of Contents
Preface...............................................................................................................................................................................................................5
Related Documents .....................................................................................................................................................................................5
Technical Terms and Abbreviations .........................................................................................................................................................5
1. Function Outlines and Features ...........................................................................................................................................................6
1.1. Function Outlines ..........................................................................................................................................................................6
1.2. Features.........................................................................................................................................................................................7
2. Pin Assignment................................................................................................................................................................................... 10
2.1. Pin Assignment of TC35680FSG (Top View) ........................................................................................................................... 10
2.2. Pin Assignment of TC35681FSG (Top View)............................................................................................................................11
2.3. Function of Each Pin.................................................................................................................................................................. 12
2.4. List of Functions of GPIO Pins .................................................................................................................................................. 14
Example of GPIO Function Setting................................................................................................................................... 15
Limitation on Assignment of UART Function to GPIO..................................................................................................... 16
Limitation on Assignment of I2C Function to GPIO .......................................................................................................... 16
2.5. Power Supply Pins..................................................................................................................................................................... 17
3. Device Overview ................................................................................................................................................................................ 19
3.1. Internal Block Diagram............................................................................................................................................................... 19
Power Supply System ....................................................................................................................................................... 20
Clock System ..................................................................................................................................................................... 20
Hardware Start-up Sequence ........................................................................................................................................... 21
3.2. System Configuration and Operating Mode ............................................................................................................................. 22
3.3. System Configuration ................................................................................................................................................................ 23
Standalone System ........................................................................................................................................................... 23
Host-Controlled System .................................................................................................................................................... 23
3.4. Selection and Setting of Operating Mode ................................................................................................................................. 24
HCI Mode ........................................................................................................................................................................... 25
Complete Mode ................................................................................................................................................................. 25
User-App Mode ................................................................................................................................................................. 25
3.5. Start-up Sequence ..................................................................................................................................................................... 26
Details of Start-up Sequence ............................................................................................................................................ 26
3.6. Low Power System .................................................................................................................................................................... 28
State Transition .................................................................................................................................................................. 28
Available Functions in Each Low Power Mode................................................................................................................ 29
Condition on Transition to Low Power Mode ................................................................................................................... 31
Condition on Return from Low Power Mode.................................................................................................................... 32
Acquisition of Wake-up Factor and Return from Low Power Mode................................................................................ 32
4. Functions ............................................................................................................................................................................................ 33
4.1.
Bluetooth® Wireless Communication........................................................................................................................................ 33
Supported Functions ......................................................................................................................................................... 33
RF Function........................................................................................................................................................................ 34
4.2. Output Power Setting................................................................................................................................................................. 34
4.3. Auto-advertise Function ............................................................................................................................................................. 34
4.4. Power Supply ............................................................................................................................................................................. 35
VBAT and VDDIO.............................................................................................................................................................. 35
Voltage Step-Down DC/DC Converter and LDO Regulator ........................................................................................... 35
4.5. Reset Interface ........................................................................................................................................................................... 36
Feature ............................................................................................................................................................................... 36
Connection Example ......................................................................................................................................................... 36
4.6. General-purpose I/O (GPIO) Function...................................................................................................................................... 37
2
2019-04-04


Part Number TC35680FSG-002
Description Bluetooth-IC
Maker Toshiba
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TC35680FSG-002 Datasheet PDF






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