WIFI模块硬件设计资料.docx
- 文档编号:2297586
- 上传时间:2022-10-28
- 格式:DOCX
- 页数:63
- 大小:788.04KB
WIFI模块硬件设计资料.docx
《WIFI模块硬件设计资料.docx》由会员分享,可在线阅读,更多相关《WIFI模块硬件设计资料.docx(63页珍藏版)》请在冰豆网上搜索。
WIFI模块硬件设计资料
WIFI模块硬件设计规格书
版本:
1.0
2013-09-06
版本发布记录
日期
版本
起草人
审核
备注
2013-09-06
V1.0
初稿
1模块总体介绍(Gerneralintroduction)...................................................4
1.1概述与实物图片(Description)......................................................................................................4
1.2应用领域(Application)....................................................................................................................6
1.3产品特性(Mainfeature).................................................................................................................6
2模块电气特性(ElectricCharacteristics)..............................................8
2.1极限条件(AbsoluteMaximumRatings)...........................................................................................8
2.2工作条件(RecommendedOperateRange)......................................................................................8
2.3电气特性(GeneralElectricCharacteristics).....................................................................................8
2.4拼脚定义(PinAssignmentandDescription).....................................................................................9
3模块应用设计指导(Applicationnote)....................................................14
3.1功能框图(FunctionBlockdescription)......................................................................................14
3.2工作状态描述(statedescriptions)................................................................................................14
3.3硬件应用接口概述..........................................................................................................................15
3.4电源和驱动应用接口.........................................................................................................................16
3.4.1电源和驱动管脚定义......................................................................................................................16
3.4.2主电源供电特性Vbat....................................................................................................................17
3.4.3备用电池RTC...........................................................................................................................18
3.4.4开关机与复位(PowerON/OFFandReset)..................................................................................19
3.4.5充电输入口VCHGIN..................................................................................................................20
3.4.6充电输出口VCHGOUT................................................................................................................21
3.4.7电池检测专用ADC口ADC3/BAT_ID...............................................................................................21
3.4.84路LDO输出.................................................................................................................................22
3.4.9LED-驱动........................................................................................................................................22
3.4.10KEY_LED-驱动...........................................................................................................................23
3.4.11电源电路参考设计........................................................................................................................23
3.5按键接口............................................................................................................................................24
3.6语音接口..............................................................................................................................................25
3.6.1模拟音频差分输入主MIC0和辅助MIC1.........................................................................................25
3.6.2模拟音频差分输出受话器REC.......................................................................................................26
3.6.3模拟音频差分输出喇叭SPK............................................................................................................26
3.7UART接口.................................................................................................................................…….27
3.8IIC接口..................................................................................................................................................28
3.9LCDIO驱动为2.8VSPI接口............................................................................................................28
3.10LCDIO驱动为1.8VSPI接口..........................................................................................................29
3.11USB接口….........................................................................................................................................30
3.12SIM卡接口..............................................................................................................
- 配套讲稿:
如PPT文件的首页显示word图标,表示该PPT已包含配套word讲稿。双击word图标可打开word文档。
- 特殊限制:
部分文档作品中含有的国旗、国徽等图片,仅作为作品整体效果示例展示,禁止商用。设计者仅对作品中独创性部分享有著作权。
- 关 键 词:
- WIFI 模块 硬件 设计 资料