TC35678FSG/FXG-002

2018-01-17

2

Contents

1.

General Description...............................................................................................................................................................................4

1.1.

Product Concept ...............................................................................................................................................................................4

1.2.

Features.............................................................................................................................................................................................4

2.

Pin Function...........................................................................................................................................................................................5

2.1.

TC35678FSG PinAssignment (Top View)......................................................................................................................................5

2.2.

TC35678FXG PinAssignment (Top View)......................................................................................................................................6

2.3.

Pin Function Descriptions.................................................................................................................................................................7

2.4.

GPIO function list.............................................................................................................................................................................11

2.5.

Power Supply Pins......................................................................................................................................................................... 13

3.

System Configuration......................................................................................................................................................................... 14

3.1.

Block Diagram................................................................................................................................................................................ 14

4.

Functional Specifications.................................................................................................................................................................... 15

4.1.

Bluetooth® Function ....................................................................................................................................................................... 15

4.1.1.

Supported Function........................................................................................................................................................... 15

4.1.2.

Support Protocol Layer...................................................................................................................................................... 16

4.1.3.

RF....................................................................................................................................................................................... 16

4.1.4.

AutoAdvertise Function..................................................................................................................................................... 16

4.2.

Reset Interface (Power up sequence) .......................................................................................................................................... 17

4.2.1.

Features............................................................................................................................................................................. 17

4.2.2.

Connection Example......................................................................................................................................................... 17

4.3.

UART Interface............................................................................................................................................................................... 18

4.3.1.

Features............................................................................................................................................................................. 18

4.3.2.

Connection Example......................................................................................................................................................... 18

4.3.3.

Frame Format.................................................................................................................................................................... 19

4.3.4.

Flow Control Function........................................................................................................................................................ 19

4.3.5.

UART Baud Rate Setting.................................................................................................................................................. 20

4.3.6.

TX message spacing function........................................................................................................................................... 20

4.3.7.

Error Detecting Functions.................................................................................................................................................. 21

4.3.8.

Host Wake up Function..................................................................................................................................................... 22

4.3.9.

HCI mode........................................................................................................................................................................... 22

4.3.9.1.

HCI Reset ...................................................................................................................................................................... 22

4.4.

SPI Interface................................................................................................................................................................................... 23

4.4.1.

Features............................................................................................................................................................................. 23

4.4.2.

Connection Example......................................................................................................................................................... 23

4.4.3.

Frame Format.................................................................................................................................................................... 24

4.5.

I2C Interface.................................................................................................................................................................................... 25

4.5.1.

Features............................................................................................................................................................................. 25

4.5.2.

Connection Example......................................................................................................................................................... 25

4.5.3.

Selection of External Pull-up Resistor Value .................................................................................................................... 26

4.5.4.

Frame Format.................................................................................................................................................................... 27

4.6.

PWM Interface................................................................................................................................................................................ 28

4.6.1.

Pulse Generation Function................................................................................................................................................ 28

4.6.2.

Rhythm Function (Output Masking).................................................................................................................................. 29

4.7.

ADC ................................................................................................................................................................................................ 30

4.7.1.

Features............................................................................................................................................................................. 30

4.7.2.

Descriptions ....................................................................................................................................................................... 30

4.8.

IC Reference Clock Interface ........................................................................................................................................................ 31