文件名称：LT-DSP2812视频教程（完）.txt
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更新时间：2022-06-13 15:27:47
LT-DSP2812 视频 力天电子
目 录 第一章 LT-DSP2812开发系统简介.......................................................................................................4 1.1 LT-DSP2812开发板特点........................................................................................................4 1.2 LT-DSP2812开发板功能框图................................................................................................5 1.3 LT-DSP2812开发板功能概述................................................................................................6 1.4 LT-DSP2812开发板硬件组成................................................................................................7 第二章 DSP芯片TMS320F2812简述.....................................................................................................8 第三章 LT-DSP2812开发板资源介绍.................................................................................................11 3.1 电源电路....................................................................................................................................11 3.2 蜂鸣器电路................................................................................................................................11 3.3 流水灯电路................................................................................................................................12 3.4 1×4独立式按键电路.................................................................................................................13 3.5 PS2接口电路............................................................................................................................13 3.6 12864液晶（SO12864）接口电路..........................................................................................13 3.7 RS232接口电路(SCIB)............................................................................................................14 3.8 USB接口电路（PL-2303HX）...............................................................................................15 3.9 CAN接口电路..........................................................................................................................16 3.10 SRAM接口电路.....................................................................................................................17 3.11 网络控制器接口电路(ENC28J60)..........................................................................................18 3.12 扩展IO接口............................................................................................................................19 3.13 复位和电源监测电路..............................................................................................................21 3.14 JTAG调试接口.......................................................................................................................22 第四章 物理布局、跳线座和连接器介绍..........................................................................................23 4.1 物理布局.....................................................................................................................................23 4.2 跳线座介绍.................................................................................................................................24 4.2.1 跳线座W1...........................................................................................................................24 4.2.2 跳线座W2...........................................................................................................................24 4.3 测试点介绍.................................................................................................................................24 4.3.1 XCLKI...............................................................................................................................24 4.3.2 XCLKO..............................................................................................................................24 4.3.3 TX......................................................................................................................................24 4.3.4 RX......................................................................................................................................24 第五章 开发板整板测试......................................................................................................................25 5.1 准备工作.....................................................................................................................................25 5.1.1 安装PL2303HX驱动.........................................................................................................25 5.1.2 连接硬件..............................................................................................................................25 5.1.3 设置软件..............................................................................................................................25 5.2 开始测试.....................................................................................................................................28 5.2.1 测试Bell..............................................................................................................................29 LT-DSP2812开发板手册 以上所有资料为力天电子（LT）版权所有 www.LT430.com 3 5.2.2 测试LED（发光二极管）.................................................................................................30 5.2.3 测试KEY（按键）.............................................................................................................31 5.2.4 测试PS2..............................................................................................................................34 5.2.5 测试SO12864 SCIB（串口）............................................................................................36 5.2.6测试SCIB（串口）.............................................................................................................36 5.2.7 测试24C02..........................................................................................................................38 5.2.8 测试RAM............................................................................................................................39 5.2.9 测试ENC28J60...................................................................................................................39