BT 900 Specifications download pdf (Page 3)

BT900-Sx Hardware Integration Guide

Intelligent BTv4.0 Dual Mode Module

Embedded Wireless Solutions Support

Center: http://ews-support.lairdtech.com

www.lairdtech.com/bluetooth

Laird

Americas: +1-800-492-2320

Europe: +44-1628-858-940

Hong Kong: +852 2923 0610

CONTENTS

Revision History ............................................................................................................................................ 2

Contents ....................................................................................................................................................... 3

1 Overview and Key Features .................................................................................................................. 5

1.1 Features & Benefits......................................................................................................................... 5

1.2 Application Areas ........................................................................................................................... 5

2 Specification .......................................................................................................................................... 6

2.1 Specification Summary ................................................................................................................... 6

3 Hardware Specifications ....................................................................................................................... 8

3.1 Block Diagram and Pin-out ............................................................................................................. 8

3.2 Pin Definitions ................................................................................................................................ 9

3.3 Electrical Specifications ................................................................................................................. 13

3.3.1 Absolute Maximum ratings ............................................................................................. 13

3.3.2 Recommended Operating Parameters ............................................................................. 14

3.3.3 nAutoRUN pin and Operating Modes .............................................................................. 17

3.3.4 OTA (Over the Air)

smart

BASIC application download .................................................... 17

4 Power Consumption ............................................................................................................................ 18

4.1 Power Consumption across Clock Frequencies ............................................................................. 18

5 Functional Description ........................................................................................................................ 20

5.1 Power Management (includes brown-out and power on reset) .................................................... 20

5.2 Clocks and Timers ........................................................................................................................ 20

5.2.1 Clocks ............................................................................................................................. 20

5.2.2 Timers ............................................................................................................................. 21

5.3 Memory for

smart

BASIC Application Code and Data ................................................................... 21

5.4 RF................................................................................................................................................. 21

5.5 UART Interface ............................................................................................................................. 21

5.6 SPI Bus ......................................................................................................................................... 22

5.7 I2C Interface ................................................................................................................................ 23

5.8 General Purpose I/O, ADC, PWM/FREQ and Host-wakeup ............................................................ 23

5.8.1 GPIO ............................................................................................................................... 23

5.8.2 ADC ................................................................................................................................ 23

5.8.3 PWM and FREQ signal output on up to two SIO pins ....................................................... 24

5.9 nRESET pin ................................................................................................................................... 24

5.10 nAutoRUN pin .............................................................................................................................. 24

5.11

smart

BASIC runtime engine firmware upgrade ............................................................................. 24

1 2 3 4 5 6 7 8 ... 41 42

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BT 900 Specifications Page 3

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