twentyseventeen 域的翻译加载触发过早。这通常表示插件或主题中的某些代码运行过早。翻译应在 init 操作或之后加载。 请查阅调试 WordPress来获取更多信息。 （这个消息是在 6.7.0 版本添加的。） in /var/www/html/wp/wp-includes/functions.php on line 6131stm32\u901a\u8fc7uart\u53d1\u9001\u6570\u636e\u5e27\u7ed9\u4e0a\u4f4d\u673a\uff0c\u4e0a\u4f4d\u673a\u4f7f\u7528python\u63a5\u6536\u6570\u636e\u5e76\u7ed8\u5236\u6298\u7ebf\u56fe<\/p>\n\n\n\n
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\/\/debug\u53d1\u9001\u6570\u636e\u51fd\u6570\n#define DEBUG_PLT_START_BIT 0xfe\n#define DEBUG_PLT_STOP_BIT 0xff\n\ntypedef enum dataType{\n\tINT8_T = 0x10,\n\tINT16_T = 0x11,\n\tINT32_T = 0x12,\n\t\n\tUINT8_T = 0x00,\n\tUINT16_T = 0x01,\n\tUINT32_T = 0x02,\n\t\n\tFLOAT = 0x20,\n\n CLEAR = 0x80, \n\n}dataType_t;\n\n\/\/\u7528\u4e8e\u6e05\u7a7a\u56fe\u4e2d\u539f\u6709\u6570\u636e\uff08\u7a0b\u5e8f\u521d\u59cb\u5316\u65f6\u7528\uff09\nvoid ClearDebugPltData(int8_t dataId){\n\tuint8_t sendData[8]={DEBUG_PLT_START_BIT, 0, CLEAR, 0, 0, 0, 0, DEBUG_PLT_STOP_BIT};\n\tsendData[1] = dataId;\n\tsendData[2] = CLEAR;\n\tHAL_UART_Transmit(&DEBUG_UART, sendData, 8, 100);\n\tHAL_Delay(1);\n}\n\nvoid SendDebugPltData(int8_t dataId, dataType_t dataType, void* data, uint8_t dataLen){\n\tuint8_t sendData[8]={DEBUG_PLT_START_BIT, 0, 0, 0, 0, 0, 0, DEBUG_PLT_STOP_BIT};\n\tsendData[1] = dataId;\n\tsendData[2] = dataType;\n\tmemcpy(sendData + 3, data, dataLen);\n\tHAL_UART_Transmit(&DEBUG_UART, sendData, 8, 100);\n}<\/pre>\n\n\n\nC\u53d1\u9001\u6570\u636e\u4ee3\u7801\u793a\u4f8b<\/p>\n\n\n\n
float data=10.05f;\nSendDebugPltData(1, FLOAT, &data, sizeof(data));\n\nuint8_t data=100;\nSendDebugPltData(1, UINT8_T, &data, sizeof(data));\n\nint32_t data=-3100;\nSendDebugPltData(1, INT32_T, &data, sizeof(data));<\/pre>\n\n\n\npython\u63a5\u6536\u4e32\u53e3\u6570\u636e\u5e76\u7ed8\u56fe\u4ee3\u7801<\/p>\n\n\n\n
#-*- coding: utf-8 -*-\n \n# uart+\u7ed8\u56fe\u591a\u7ebf\u7a0b\n\nimport threading\nimport serial\nimport matplotlib.pyplot as plt\nimport numpy as np\nimport time\nimport re\nimport struct\nimport sys\n\nclass MyThread(threading.Thread):\n def __init__(self,func,args=()):\n super(MyThread,self).__init__()\n self.func = func\n self.args = args\n def run(self):\n self.result = self.func(*self.args)\n def get_result(self):\n try:\n return self.result\n except Exception:\n return None\n\n\ncomport = \"\/dev\/cu.usbserial-0001\"#COM\u540d\u79f0\nbaudrate = \"115200\"#\u6ce2\u7279\u7387\nmaxLen=100#\u6700\u5927\u663e\u793a\u6570\u636e\u91cf\n\n\nHEX=\"0123456789abcdef\"\nSTART_BIT=0xfe\nEND_BIT=0xff\nlock = threading.Lock()\nt = [0]\nm = [0]\ni = 0\nintdata = 0\ndata = ''\ncount = 0\n\n\n\ndef initSerial():\n global serialport\n serialport = serial.Serial(comport, int(baudrate), timeout=1)\n if serialport.isOpen():\n print(\"open success\")\n else:\n print(\"open failed\")\n\ndef SerialReceive():\n global t,m,serialport,i\n rawData=b''\n numData=b''\n\n while True:\n while True:\n ch = serialport.read()\n #print(type(ch),type(rawData))\n rawData+=ch\n\n if(len(rawData)>8):\n rawData=rawData[len(rawData)-8:]\n #print(rawData)\n if (len(rawData)==8) and (rawData[0]==START_BIT) and (rawData[7]==END_BIT):\n break\n numData=rawData[3:7]#\u6570\u503c\u4f4d\n dataId=rawData[1]#\u6570\u636e\u7f16\u53f7\n dataType=rawData[2]#\u6570\u636e\u7c7b\u578b\n\n \n\n signed=(dataType & 0x10) > 0#\u662f\u5426\u542b\u7b26\u53f7\u4f4d\n decimal=(dataType & 0x20) > 0#\u662f\u5426\u4e3a\u5c0f\u6570\n\n if dataType==0x80:\n lock.acquire()\n i=0\n t=[]\n m=[]\n plt.cla()\n lock.release()\n rawData=b''\n continue\n\n print(f\"dataId:{dataId} signed:{signed} decimal:{decimal} dataType:{dataType}\")\n #print(f\"{HEX[numData[0]\/\/16]}{HEX[numData[0]%16]}{HEX[numData[1]\/\/16]}{HEX[numData[1]%16]}{HEX[numData[2]\/\/16]}{HEX[numData[2]%16]}{HEX[numData[3]\/\/16]}{HEX[numData[3]%16]}\")\n\n if not decimal:\n if (dataType & 0x0f == 0x00):\n data = int.from_bytes(numData[:1], byteorder='little', signed = signed)\n elif (dataType & 0x0f == 0x01):\n data = int.from_bytes(numData[:2], byteorder='little', signed = signed)\n else:\n data = int.from_bytes(numData[:4], byteorder='little', signed = signed)\n else:\n \n data = struct.unpack('f', numData)[0]\n\n i = i+1\n print(i,data)\n\n lock.acquire()\n t.append(i)\n m.append(data)\n\n lock.release()\n rawData=b''\n \n \n \ndef StartSerialReceive():\n thread = MyThread(SerialReceive,args=())\n thread.setDaemon(True)\n thread.start()\n \ndef initPlt():\n plt.grid(True) # \u6dfb\u52a0\u7f51\u683c\n plt.ion() # interactive mode\n plt.figure(1)\n plt.xlabel('times')\n plt.ylabel('data')\n plt.title('Diagram of UART data by Python')\n\n\ndef drawPlt():\n global t,m\n if not lock.locked():\n lock.acquire()\n if len(t) > maxLen: # \u6e05\u9664\u753b\u5e03\uff0c\u91cd\u65b0\u5f00\u59cb\uff0c\u907f\u514d\u6570\u636e\u91cf\u8fc7\u5927\u5bfc\u81f4\u5361\u987f\u3002\n t = t[len(t)-maxLen:]\n plt.cla()\n if len(m) > maxLen: # \u6e05\u9664\u753b\u5e03\uff0c\u91cd\u65b0\u5f00\u59cb\uff0c\u907f\u514d\u6570\u636e\u91cf\u8fc7\u5927\u5bfc\u81f4\u5361\u987f\u3002\n m = m[len(m)-maxLen:]\n plt.cla()\n lock.release()\n lock.acquire()\n plt.plot(t, m, '-r')\n plt.draw()\n lock.release()\n\n\nprint(sys.argv)\n\nif (len(sys.argv) > 2):\n if (sys.argv[1]==\"-len\"):\n maxLen = int(sys.argv[2])\n print(f\"\u6700\u5927\u6570\u636e\u957f\u5ea6\u4fee\u6539\u4e3a{maxLen}\")\ninitSerial()\ninitPlt()\nStartSerialReceive()\n\n\nwhile True:\n drawPlt()\n plt.pause(0.002)\n\n\n\n<\/pre>\n","protected":false},"excerpt":{"rendered":"stm32\u901a\u8fc7uart\u53d1\u9001\u6570\u636e\u5e27\u7ed9\u4e0a\u4f4d\u673a\uff0c\u4e0a\u4f4d\u673a\u4f7f\u7528python\u63a5\u6536\u6570\u636e\u5e76\u7ed8\u5236\u6298\u7ebf\u56fe C\u53d1\u9001\u6570\u636e\u4ee3\u7801\u793a\u4f8b py … <\/p>\n