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伦茨Datasheet ST17H26.pdf
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更新于2023-05-13
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伦茨Datasheet ST17H26,低成本的蓝牙ble芯片,广泛应用于自拍杆防丢器等场景。出货量很大,市场上广受好评。
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Datasheet for Lenze
ST17H26
DS-ST17H26
Ver 1.5.0
2015/10/26
LENZE TECHNOLOGY
Keyword:
Features; Package; Pin layout; Memory; MCU;
Working mode; Wakeup source; RF Transceiver;
Baseband; Clock; Timers; Interrupt; Interface;
QDEC; ADC; PWM; Electrical specification; Application
Brief:
This datasheet is dedicated for Lenze low cost BLE+2.4G
dual mode SoC ST17H26. In this datasheet, key features,
working modes, main modules, electrical specification
and application of the ST17H26 are introduced.
Datasheet for Lenze ST17H26
LENZE TECHNOLOGY
Tel:0755-82031775,25332530 Fax:0755-82713604
1
Published by
Lenze Semiconductor
Room C,26th FIoor,West Speclal Zone PressBuilding,NO,6008Shennan Road,Futian
District Shenzhen
© Lenze Semiconductor
All Right Reserved
Legal Disclaimer
Lenze Semiconductor reserves the right to make changes without further notice to any
products herein to improve reliability, function or design. Lenze Semiconductor disclaims any
and all liability for any errors, inaccuracies or incompleteness contained herein or in any
other disclosure relating to any product.
Lenze Semiconductor does not assume any liability arising out of the application or use of
any product or circuit described herein; neither does it convey any license under its patent
rights, nor the rights of others
The products shown herein are not designed for use in medical, life-saving, or life-sustaining
applications. Customers using or selling Lenze Semiconductor products not expressly
indicated for use in such applications do so entirely at their own risk and agree to fully
indemnify Lenze Semiconductor for any damages arising or resulting from such use or sale.
Information:
For further information on the technology, product and business term, please contact Lenze
Semiconductor Company.
For sales or technical support, please send email to the address of:
info@lenzetech.com
Datasheet for Lenze ST17H26
LENZE TECHNOLOGY
Tel:0755-82031775,25332530 Fax:0755-82713604
2
Revision History
Version
Major Changes Date Author
1.0
Initial release
2015/4
S.G.J., Y.C.Q, F.F., L.Y., Cynthia
1.1.0
Updated package dimension
figure (Figure 1-2 in section 1.5),
and section 1.2.2~1.2.3,
12.3~12.4
2 0 1 5/6 X.S.J., L .Y. , Cynthia
1.2.0
Added ordering information,
package dimension, pin layout,
GPIO lookup tables,
pull-up/pull-down resistor and
schematic for SOP16 package;
Updated GP4&GP5 pin
multiplexed function (I2C) for
QFN24 package.
2 0 1 5/7
S.G.J., L.X., H.Z.F., X.S.J., L.Y. ,
Cynthia
1.3.0
Added IO drive strength
information
2 0 1 5/7 L.Y., Cynthia
1.4.0
Added TSSOP16 package
information
2015/8 X.S.J., L.Y., Cynthia
1.5.0 Deleted IR mode 2015/10 L.Y., Cynthia
Datasheet for Lenze ST17H26
LENZE TECHNOLOGY
Tel:0755-82031775,25332530 Fax:0755-82713604
3
1 Table of contents
1 Overview ................................................................................................................ 9
1.1 Block diagram ................................................................................................. 9
1.2 Key features .................................................................................................. 10
1.2.1 General features ..................................................................................... 10
1.2.2 RF Features ............................................................................................. 10
1.2.3 Features of power management module ............................................... 11
1.3 Typical application ........................................................................................ 11
1.4 Ordering information .................................................................................... 12
1.5 Package ......................................................................................................... 12
1.6 Pin layout ...................................................................................................... 14
1.7 Lenze SDK ...................................................................................................... 15
2 Memory ................................................................................................................ 16
3 MCU ..................................................................................................................... 17
3.1 Working modes ............................................................................................. 17
3.1.1 Active mode ............................................................................................ 18
3.1.2 Idle mode ................................................................................................ 18
3.1.3 Power-saving mode ................................................................................ 18
3.1.3.1 Brief introduction .............................................................................. 18
3.1.3.2 Register configuration of power-saving mode .................................. 18
3.1.3.3 Wakeup source .................................................................................. 23
3.1.3.3.1 Wakeup source – GPIO .................................................................. 23
3.1.3.3.2 Wakeup source – QDEC ................................................................. 24
3.1.3.3.3 Wakeup source – 32K timer .......................................................... 24
3.1.3.3.4 Wakeup source – pad .................................................................... 24
3.1.3.4 Transition sequence ........................................................................... 26
Datasheet for Lenze ST17H26
LENZE TECHNOLOGY
Tel:0755-82031775,25332530 Fax:0755-82713604
4
3.2 Reset ............................................................................................................. 27
4 2.4G RF Transceiver .............................................................................................. 28
4.1 Block diagram ............................................................................................... 28
4.2 Function description ..................................................................................... 28
4.3 Baseband ...................................................................................................... 29
4.3.1 Packet format ......................................................................................... 29
4.3.2 RSSI ......................................................................................................... 29
5 Clock ..................................................................................................................... 30
5.1 System clock ................................................................................................. 30
5.1.1 System clock sources .............................................................................. 30
5.1.2 FHS select ................................................................................................ 30
5.1.3 HS divider clock ....................................................................................... 31
5.2 Module clock ................................................................................................ 31
5.2.1 SAR ADC clock ......................................................................................... 31
5.3 Register table ................................................................................................ 32
6 Timers ................................................................................................................... 34
6.1 Timer0~Timer2 ............................................................................................. 34
6.1.1 Register table .......................................................................................... 34
6.1.2 Mode0 (System Clock Mode) ................................................................. 37
6.1.3 Mode1 (GPIO Trigger Mode) .................................................................. 37
6.1.4 Mode2 (GPIO Pulse Width Mode) .......................................................... 38
6.1.5 Mode3 (Tick Mode) ................................................................................ 39
6.1.6 Watchdog ............................................................................................... 40
6.2 32K LTIMER ................................................................................................... 41
6.3 System timer ................................................................................................. 42
7 Interrupt System .................................................................................................. 42
7.1 Interrupt structure ........................................................................................ 42
7.2 Register configuration .................................................................................. 43
剩余80页未读,继续阅读
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