Measuring Bluetooth® Low Energy Power ConsumptionBy Sandeep Kamath & Joakim Lindh
Table of Contents
KEYWORDS .............................................................................................................................. 11 INTRODUCTION ............................................................................................................. 12 ABBREVIATIONS ........................................................................................................... 23 UNDERSTANDING POWER METRICS IN BLUETOOTH LOW ENERGY ................... 34 TEST SETUP .................................................................................................................. 44.1 SYSTEM OVERVIEW.................................................................................................... 44.2 HARDWARE MODIFICATIONS ....................................................................................... 54.3 EMBEDDED SOFTWARE MODIFICATIONS ...................................................................... 64.3.1 Remove Periodic Event ..................................................................................................... 64.3.2 Configure General-Purpose Input / Output (GPIO) Pins ................................................. 64.4 CENTRAL DEVICE AND BTOOL SETUP ......................................................................... 75 MEASUREMENT AND ANALYSIS ................................................................................ 85.1 CAPTURING A WAVEFORM DURING A CONNECTION EVENT ........................................... 85.2 DETERMINING VARIANCE IN THE LENGTH OF CONNECTION EVENTS ............................ 125.3 PERFORMING MEASUREMENTS FOR CONNECTION EVENTS ........................................ 125.4 PERFORMING MEASUREMENTS OF SLEEP CURRENT .................................................. 145.5 FORMULAS AND CALCULATIONS ................................................................................ 175.6 USING EXCEL SPREADSHEET FOR CALCULATIONS ..................................................... 18GENERAL INFORMATION ..................................................................................................... 235.7 DOCUMENT HISTORY ............................................................................................... 23
正要用呢,谢谢分享。。。
回复 shaokai Lin:
Hi Shaokai,
TI新一代BLE,产品2月底正式release了,CC2640产品主页如下:
http://www.ti.com/product/cc2640
If my reply answers your question, please click on Verify Answer.Thanks
Best Regards,
SZ
回复 SZ1:
最新测量CC2650的功耗报告已经Ready了。http://www.ti.com/product/CC2640/technicaldocuments
swra478 Measuring Bluetooth Smart Power Consumption
Regards,
Holly
回复 HG:
这个图 是不是connected和advertising位置反了
谢谢分享
回复 Susan Yang:
回复 xuexian li:
回复 fuyu pei:
非常感谢,