STM32硬核DIY机械键盘 |
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项目起因 想 项目简介为什么叫创世一号(WorldEdit)呢?因为想着以后用这把键盘,闯荡天下,制造更多东西,就像一个创世神一样,所以就叫创世一号WorldEdit了 创世一号采用STM32F103RCT6主控,整合有锂电池充放电管理,稳压,蓝牙串口HID,USB-HID,LED灯阵列驱动,按键检测电路。可实现蓝牙连接模式(支持IOS、Android等平台),和USB连接模式。蓝牙连接时响应时间约15ms,USB连接模式主控响应时间约为0.3Ms。 靓照如下: ![]() 首先做机械键盘,需要了解键盘的配列。制作配列有很多工具可以用,我们在这一步需要把定位板的CAD图生成,用到以下两个网站: 配列编辑网站: http://www.keyboard-layout-editor.com/ 定位板CAD生成网站: http://builder.swillkb.com/ 如果要做的配列和我的一样,可以直接使用我的配列CAD文件,我要做的配列如下:(这个网站可以很方便的修改配列,网上教程已经很多了,我就不详细介绍了) ![]() 然后将你的配列的Raw data复制到CAD生成网站。生成CAD定位板文件 (该文件在画PCB和键盘外壳都需要用到) ![]() 然后底下的这些是和轴体有关的,一般来说默认就行了。 ![]() 点击 ![]() 生成文件,然后点击右上DXF并将文件下载保存。 ![]() 到这里,键盘配列就完成了。然后去网上冲浪 淘一淘 , 买键帽、蓝牙HID模块、主控啊、一些电容电阻啊、锂电池啊、等等需要用到的东西。 2. 元器件、模块、电池、轴体、键帽等采购我的整个键盘需要的物品清单如下: ![]() 器件购买完毕后,就可以开始画电路了(不会的可以用我的PCB去加工,我100元做了5张PCB)由于整个项目都已开源,这里就不介绍具体电路了。 然后是设计外壳。由于没有加工条件,只能网上订制,所以就简单的设计了一个不包底的钢板做框架。最后成品也还可以。 ![]() ![]() 以上都准备完成后,就是焊电路,装轴,上键帽了。具体步骤,可以看我的制作视频。 三、优化程序代码代码部分的思路就是检查键盘消息是否更新,更新了就生成按键数据包,然后串口传输给蓝牙模块。如果是USB模式的话就直接USB发送给电脑主机。按键物理上如何快速与程序代码链接起来呢,这里有一个思路,如果有更好的方法或建议请留言或私信,谢谢啦。这里将按键的位置与数组的顺序对应了起来,在后面处理按键消息的时候用起来很方便。 #define xxCK myKeyBoard_ControlKey #define xxSK myKeyBoard_SpecialKey const char * myKeyBoard_KeyMap_Name[6][16] = { "Esc","F1","F2","F3","F4","F5","F6","F7","F8","F9","F10","F11","F12","PrtSc","ScrollLock","PauseBreak", "~","!","@","#","$","%","^","&","*","(",")","-","+","BackSpace","Insert","Home", "Tab","Q","W","E","R","T","Y","U","I","O","P","{","}","|","Delete","End", "CapsLock","A","S","D","F","G","H","J","K","L",";","'","Enter","","","PageUp", "LShift","Z","X","C","V","B","N","M",",",".","/","RShift","Up","","","PageDown", "LCtrl","Win","LAlt","Space","RAlt","FN","Menu","RCtrl","Left","Down","Right","","","","","" }; const unsigned char myKeyBoard_KeyMap_ATValue[6][16] = { 0x29,0x3A,0x3B,0x3C,0x3D,0x3E,0x3F,0x40,0x41,0x42,0x43,0x44,0x45,0x46,0x47,0x48, 0x35,0x1E,0x1F,0x20,0x21,0x22,0x23,0x24,0x25,0x26,0x27,0x2D,0x2E,0x2A,0x49,0x4A, 0x2B,0x14,0x1A,0x08,0x15,0x17,0x1C,0x18,0x0C,0x12,0x13,0x2F,0x30,0x31,0x4C,0x4D, 0x39,0x04,0x16,0x07,0x09,0x0A,0x0B,0x0D,0x0E,0x0F,0x33,0x34,0x28,0x00,0x00,0x4B, xxCK,0x1D,0x1B,0x06,0x19,0x05,0x11,0x10,0x36,0x37,0x38,xxCK,0x52,0x00,0x00,0x4E, xxCK,xxCK,xxCK,0x2C,xxCK,xxSK,xxSK,xxCK,0x50,0x51,0x4F,0x00,0x00,0x00,0x00,0x00, };main 函数如下:(具体代码已开源至GitHub) int main() { sysInit(); //BTK05_Wake();//唤醒BTK05 while(1) { if(g_USBModeFlag)//USB模式下 { if(sleepTime1SCounter 1000) { TIM_Cmd(TIM2, DISABLE); //失能TIMx system_Status = 0; LED_GoToSleep(); } } else//蓝牙模块模式 { //如果键盘休眠计时器小于400并且键盘处于醒着的状态 if(sleepTime1SCounter 400) { //进入休眠模式... BTK05_Sleep();//休眠BTK05 TIM_Cmd(TIM2, DISABLE); //失能TIMx system_Status = 0; LED_GoToSleep(); } } if(LED_BreathEfectFlag && LED_breath_Flag) { LED_BreathProcess(); LED_breath_Flag = 0; } }Github: https://github.com/firestaradmin/WorldEdit-No.1 项目制作全过程视频BiliBili: https://www.bilibili.com/video/av81005730#reply2225849370 往期精彩MCU串口命令解析器的实现 深圳云之手科技开源炫酷RGB灯板DIY项目 一个超火超给力的STM32开源疫情监控项目 云之手红外式测温计产品设计分享(基于合泰BH67F2752方案) 觉得本次分享的文章对您有帮助,随手点[在看]并转发分享,也是对我的支持。 |
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