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基于stm32的led點(diǎn)陣光筆設(shè)計(jì)與實(shí)現(xiàn)畢業(yè)論文硬件部分-展示頁(yè)

2025-07-16 10:17本頁(yè)面
  

【正文】 ................................................................................. 8 各模塊的設(shè)計(jì) ................................................................................................................... 8 核心控制模塊的設(shè)計(jì) ............................................................................................ 8 光筆設(shè)計(jì) ................................................................................................................ 9 點(diǎn)陣屏設(shè)計(jì) ............................................................................................................ 9 LCD 顯示設(shè)計(jì) ....................................................................................................... 9 按鍵設(shè)計(jì) ............................................................................................................... 9 系統(tǒng)作用 ........................................................................................................................... 9 第三章 STM32 系統(tǒng) .................................................................................................................... 11 STM32 概述 .................................................................................................................... 11 STM32F103 功能概述 ................................................................................................... 11 主要特點(diǎn) ............................................................................................................. 11 引腳圖及功能概述 ............................................................................................. 12 主控模塊原理圖 ............................................................................................................ 13 第 四章 硬件設(shè)計(jì) ......................................................................................................................... 15 光筆的設(shè)計(jì) .................................................................................................................... 15 光敏三極管功能概述 ......................................................................................... 16 LM393 電壓比較器功能概述 ............................................................................. 17 32 X 32 LED 點(diǎn)陣的連接 .............................................................................................. 19 LED 點(diǎn)陣顯示屏概述 ......................................................................................... 20 32 X 32 LED 點(diǎn)陣的驅(qū)動(dòng)控制電路 .............................................................................. 21 74HC154 簡(jiǎn)介 ..................................................................................................... 21 74LS273 簡(jiǎn)介 ...................................................................................................... 23 S8550 三極管概述 ............................................................................................... 23 顯示部分設(shè)計(jì) ................................................................................................................. 24 1602A 液晶屏概述 .............................................................................................. 25 接口說(shuō)明 .............................................................................................................. 26 原理簡(jiǎn)圖 ............................................................................................................. 26 鍵盤的使用及設(shè)計(jì) ......................................................................................................... 26 第五章 系統(tǒng)測(cè)試與結(jié)果 ............................................................................................................. 28 光筆的測(cè)試 .................................................................................................................... 28 LCD 模塊的測(cè)試 ............................................................................................................ 28 按鍵盤功能的測(cè)試 ......................................................................................................... 28 定時(shí)休眠功能的測(cè)試 ..................................................................................................... 28 3 休眠喚醒功能的測(cè)試 .................................................................................................... 28 整體功能的測(cè)試 ............................................................................................................ 28 點(diǎn) 亮功能測(cè)試 .....................................................................
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