HX612 Controller Datasheet

HX612 Datasheet, PDF, Equivalent


Part Number

HX612

Description

12 Channel Capacitive Touch Key Controller

Manufacture

AVIA Semiconductor

Total Page 19 Pages
Datasheet
Download HX612 Datasheet


HX612
HX612
12 通道电容式触摸按键控制芯片
HX612
规格书
Revision 1.0 2015-4-20
Information contained in this document is for design reference only and not a guarantee. Avia Semiconductor reserves the right to modify it without notice.
TEL: (592) 252-9530 (P. R. China)
EMAIL: market@aviaic.com
1
AVIA SEMICONDUCTOR
www.aviaic.com

HX612
HX612
目录
1. 简介 ...................................................................................................................................................................3
2. 特点 ...................................................................................................................................................................3
3. 芯片引脚图 .......................................................................................................................................................3
4. 主要电气参数 ...................................................................................................................................................4
5.功能描述 ..........................................................................................................................................................4
5.1 串行接口说明 .........................................................................................................................................4
5.1.1 时序图说明 ..................................................................................................................................4
5.1.2 串口通信复位 ..............................................................................................................................5
5.1.3 芯片复位 ......................................................................................................................................5
5.2 寄存器说明 .............................................................................................................................................5
5.2.1 时钟配置寄存器...........................................................................................................................8
5.2.2 通道选择寄存器...........................................................................................................................9
5.2.3 增益寄存器 ..................................................................................................................................9
5.2.4 门限寄存器 ................................................................................................................................10
5.2.5 跟踪时间寄存器.........................................................................................................................10
5.2.6 按键检测模式寄存器.................................................................................................................11
5.2.7 按键中断允许寄存器.................................................................................................................13
5.2.8 扫描模式寄存器.........................................................................................................................13
5.2.9 MCU 控制跟踪校准寄存器 ....................................................................................................14
5.2.10 MCU 读内部寄存器 ..............................................................................................................14
6. PCB 布板说明..................................................................................................................................................14
6.1 感应按键的走线 ...................................................................................................................................14
6.1.1 走线长度 ....................................................................................................................................14
6.1.2 走线宽度 ....................................................................................................................................15
6.1.3 走线的走向 ................................................................................................................................15
6.2 感应按键和地之间的间隙....................................................................................................................15
6.3 感应按键之间的距离 ...........................................................................................................................16
6.4 铺地 .......................................................................................................................................................16
7.应用电路 ........................................................................................................................................................16
8.串行通信参考代码(C 语言).....................................................................................................................16
8.1 MCU 写操作 .......................................................................................................................................16
8.2 MCU 读操作 .......................................................................................................................................17
8.3 MCU 应用注意事项 ...........................................................................................................................18
8.3.1 MCU 进入掉电模式 ...................................................................................................................18
8.3.2 MCU 初始化 HX612...................................................................................................................19
9.封装尺寸 ........................................................................................................................................................19
Information contained in this document is for design reference only and not a guarantee. Avia Semiconductor reserves the right to modify it without notice.
TEL: (592) 252-9530 (P. R. China)
EMAIL: market@aviaic.com
2
AVIA SEMICONDUCTOR
www.aviaic.com


Features HX612 12 HX612 Revision 1.0 2015-4-20 Information contained in this document is for design reference only and not a guarantee. Avia Semiconductor reserves the right to modify it without notice. TEL: (592) 252-9530 (P. R. China) EMA IL: market@aviaic.com 1 AVIA SEMICOND UCTOR www.aviaic.com HX612 1. ...... ....................................... ....................................... ....................................... ....................................... .3 2. ................................ ....................................... ....................................... ....................................... ..............3 3. ................... ....................................... ....................................... ....................................... ...............3 4. .................. ....................................... ....................................... ....................................... ............4 5. ...............................................
Keywords HX612, datasheet, pdf, AVIA Semiconductor, 12, Channel, Capacitive, Touch, Key, Controller, X612, 612, 12, HX61, HX6, HX, Equivalent, stock, pinout, distributor, price, schematic, inventory, databook, Electronic, Components, Parameters, parts, cross reference, chip, Semiconductor, circuit, Electric, manual, substitute




@ 2014 :: Datasheetspdf.com :: Semiconductors datasheet search & download site (Privacy Policy & Contact)