{"id":76162,"date":"2026-02-14T07:49:45","date_gmt":"2026-02-13T23:49:45","guid":{"rendered":"https:\/\/www.wsisp.com\/helps\/76162.html"},"modified":"2026-02-14T07:49:45","modified_gmt":"2026-02-13T23:49:45","slug":"stc8g1k08ahx711%e9%ab%98%e7%b2%be%e5%ba%a6%e4%bd%93%e9%87%8d%e7%a7%a4%e8%ae%be%e8%ae%a1%e4%b8%8e%e5%ae%9e%e7%8e%b0","status":"publish","type":"post","link":"https:\/\/www.wsisp.com\/helps\/76162.html","title":{"rendered":"STC8G1K08A+HX711\u9ad8\u7cbe\u5ea6\u4f53\u91cd\u79e4\u8bbe\u8ba1\u4e0e\u5b9e\u73b0"},"content":{"rendered":"

1. \u9879\u76ee\u80cc\u666f\u4e0e\u786c\u4ef6\u9009\u578b<\/h3>\n

\u5927\u5bb6\u597d，\u4eca\u5929\u6211\u60f3\u5206\u4eab\u4e00\u4e2a\u81ea\u5df1\u52a8\u624b\u505a\u9ad8\u7cbe\u5ea6\u4f53\u91cd\u79e4\u7684\u9879\u76ee\u3002\u8fd9\u4e2a\u9879\u76ee\u7528\u7684\u662fSTC8G1K08A\u5355\u7247\u673a\u548cHX711\u6a21\u6570\u8f6c\u6362\u82af\u7247，\u518d\u52a0\u4e0aTM1637\u9a71\u52a8\u6570\u7801\u7ba1\u663e\u793a，\u6574\u4f53\u6210\u672c\u4e0d\u9ad8，\u4f46\u7cbe\u5ea6\u76f8\u5f53\u4e0d\u9519，\u9002\u5408\u5bb6\u7528\u6216\u8005\u4e00\u4e9b\u5c0f\u578b\u7684\u5065\u5eb7\u76d1\u6d4b\u573a\u666f\u3002<\/p>\n

\u5148\u8bf4\u8bf4\u4e3a\u4ec0\u4e48\u9009STC8G1K08A\u8fd9\u6b3e\u5355\u7247\u673a\u3002STC8\u7cfb\u5217\u662f\u6df1\u5733\u82f1\u79d1\u5fae\u7535\u5b50\u51fa\u7684\u9ad8\u6027\u80fd8\u4f4d\u5355\u7247\u673a，\u57fa\u4e8e\u7ecf\u5178\u76848051\u67b6\u6784，\u4f46\u8fd0\u884c\u9891\u7387\u80fd\u523030MHz，\u6bd4\u4f20\u7edf\u768451\u5355\u7247\u673a\u5feb\u4e0d\u5c11\u3002\u6211\u9009\u5b83\u7684\u4e3b\u8981\u539f\u56e0\u6709\u51e0\u4e2a：\u4e00\u662f\u529f\u8017\u4f4e，\u9002\u5408\u7535\u6c60\u4f9b\u7535\u7684\u8bbe\u5907，\u6bd4\u5982\u4f53\u91cd\u79e4\u8fd9\u79cd\u9700\u8981\u957f\u65f6\u95f4\u5f85\u673a\u7684\u4e1c\u897f；\u4e8c\u662f\u5916\u8bbe\u4e30\u5bcc，\u6709\u8db3\u591f\u7684IO\u53e3\u548c\u5b9a\u65f6\u5668，\u8fd8\u80fd\u652f\u6301SPI\u3001I2C\u8fd9\u4e9b\u901a\u4fe1\u534f\u8bae，\u65b9\u4fbf\u6269\u5c55；\u4e09\u662f\u5f00\u53d1\u5de5\u5177\u6210\u719f，\u7528Keil\u6216\u8005STC\u5b98\u65b9\u63d0\u4f9b\u7684ISP\u5de5\u5177\u5c31\u80fd\u8f7b\u677e\u5199\u7a0b\u5e8f\u8c03\u8bd5，\u5bf9\u65b0\u624b\u633a\u53cb\u597d\u7684\u3002<\/p>\n

HX711\u662f\u4e13\u95e8\u7528\u4e8e\u79f0\u91cd\u4f20\u611f\u5668\u7684\u9ad8\u7cbe\u5ea6ADC\u82af\u7247，24\u4f4d\u7684\u5206\u8fa8\u7387，\u80fd\u8bfb\u5230\u975e\u5e38\u7ec6\u5fae\u7684\u91cd\u91cf\u53d8\u5316\u3002\u5e02\u9762\u4e0a\u5f88\u591a\u7535\u5b50\u79e4\u90fd\u5728\u7528\u8fd9\u4e2a\u82af\u7247，\u6027\u4ef7\u6bd4\u9ad8，\u800c\u4e14\u8d44\u6599\u591a，\u5bb9\u6613\u4e0a\u624b\u3002TM1637\u662f\u6570\u7801\u7ba1\u9a71\u52a8\u82af\u7247，\u80fd\u76f4\u63a5\u9a71\u52a84\u4f4d\u6570\u7801\u7ba1，\u663e\u793a\u4f53\u91cd\u6570\u503c，\u4e0d\u9700\u8981\u5355\u7247\u673a\u518d\u53bb\u7ba1\u6570\u7801\u7ba1\u7684\u6bb5\u9009\u548c\u4f4d\u9009，\u8282\u7701IO\u53e3，\u7a0b\u5e8f\u4e5f\u7b80\u5355\u3002<\/p>\n

\u786c\u4ef6\u8fde\u63a5\u4e0a，HX711\u548cTM1637\u90fd\u662f\u901a\u8fc7\u7b80\u5355\u7684\u4e32\u884c\u901a\u4fe1\u548c\u5355\u7247\u673a\u4ea4\u4e92，\u63a5\u7ebf\u4e0d\u590d\u6742，\u4f46\u6709\u4e9b\u7ec6\u8282\u8981\u6ce8\u610f，\u6bd4\u5982\u7535\u6e90\u8981\u7a33\u5b9a，\u5730\u7ebf\u8981\u5171\u5730，\u4e0d\u7136\u8bfb\u6570\u4f1a\u8df3\u3002\u540e\u9762\u6211\u4f1a\u8be6\u7ec6\u8bf4\u600e\u4e48\u5e03\u7ebf\u3002<\/p>\n

2. \u7535\u8def\u8bbe\u8ba1\u4e0e\u8fde\u63a5<\/h3>\n

\u7535\u8def\u8bbe\u8ba1\u8fd9\u5757，\u6211\u753b\u4e86\u4e00\u4e2a\u7b80\u5355\u7684\u793a\u610f\u56fe，\u6838\u5fc3\u5c31\u662fSTC8G1K08A\u5355\u7247\u673a\u4f5c\u4e3a\u4e3b\u63a7，HX711\u63a5\u79f0\u91cd\u4f20\u611f\u5668，TM1637\u63a5\u6570\u7801\u7ba1\u3002\u79f0\u91cd\u4f20\u611f\u5668\u4e00\u822c\u662f4\u6839\u7ebf：E+\u3001E-\u63a5\u6fc0\u52b1\u7535\u538b，A+\u3001A-\u63a5\u4fe1\u53f7\u8f93\u51fa\u3002HX711\u7684VCC\u548cGND\u63a55V\u7535\u6e90，DOUT\u548cSCK\u5206\u522b\u63a5\u5355\u7247\u673a\u7684\u4e24\u4e2aIO\u53e3，\u6211\u7528\u7684\u662fP3.2\u548cP3.3，\u4f60\u4e5f\u53ef\u4ee5\u7528\u5176\u4ed6\u53e3，\u4f46\u7a0b\u5e8f\u91cc\u8981\u5bf9\u5e94\u6539\u4e00\u4e0b\u3002<\/p>\n

TM1637\u7684\u63a5\u7ebf\u66f4\u7b80\u5355，CLK\u548cDIO\u63a5\u5355\u7247\u673a\u7684\u4efb\u610f\u4e24\u4e2aIO\u53e3，VCC\u548cGND\u63a5\u7535\u6e90\u3002\u6570\u7801\u7ba1\u6211\u7528\u7684\u662f\u5171\u9633\u6781\u7684，\u56e0\u4e3aTM1637\u9a71\u52a8\u5171\u9633\u6570\u7801\u7ba1\u66f4\u5e38\u89c1，\u7a0b\u5e8f\u91cc\u9884\u5b9a\u4e49\u7684\u6bb5\u7801\u8868\u4e5f\u662f\u6309\u5171\u9633\u8bbe\u8ba1\u7684\u3002\u5982\u679c\u4f60\u624b\u5934\u662f\u5171\u9634\u7684，\u6bb5\u7801\u8868\u8981\u53cd\u8fc7\u6765，\u6216\u8005\u786c\u4ef6\u4e0a\u52a0\u53cd\u5411\u7535\u8def\u3002<\/p>\n

\u7535\u6e90\u90e8\u5206，\u6211\u5efa\u8bae\u7528\u7ebf\u6027\u7a33\u538b\u82af\u7247\u6bd4\u5982AMS1117-5.0，\u628a\u8f93\u5165\u7535\u538b\u7a33\u52305V，\u56e0\u4e3aHX711\u548c\u5355\u7247\u673a\u90fd\u5bf9\u7535\u538b\u6ce2\u52a8\u654f\u611f，\u7535\u538b\u4e0d\u7a33\u4f1a\u5bfc\u81f4\u8bfb\u6570\u6f02\u79fb\u3002\u5982\u679c\u662f\u7528\u7535\u6c60\u4f9b\u7535，\u53ef\u4ee5\u52a0\u4e00\u4e2a\u4f4e\u538b\u5dee\u7a33\u538b\u5668，\u5ef6\u957f\u7535\u6c60\u5bff\u547d\u3002<\/p>\n

\u5728\u5b9e\u9645\u710a\u63a5\u7684\u65f6\u5019，\u6709\u51e0\u70b9\u5bb9\u6613\u51fa\u9519：\u4e00\u662fHX711\u7684DOUT\u548cSCK\u7ebf\u4e0d\u8981\u63a5\u53cd，\u63a5\u53cd\u4e86\u8bfb\u4e0d\u5230\u6570\u636e；\u4e8c\u662f\u79f0\u91cd\u4f20\u611f\u5668\u7684\u7ebf\u5e8f，E+\u3001E-\u548cA+\u3001A-\u5982\u679c\u63a5\u53cd\u4e86，\u8bfb\u6570\u4f1a\u662f\u8d1f\u7684\u6216\u8005\u4e0d\u53d8\u5316\u3002\u6211\u7b2c\u4e00\u6b21\u505a\u7684\u65f6\u5019\u5c31\u56e0\u4e3a\u7ebf\u63a5\u9519\u4e86，\u8c03\u8bd5\u4e86\u534a\u5929，\u6700\u540e\u7528\u4e07\u7528\u8868\u91cf\u4e86\u4e00\u904d\u624d\u53d1\u73b0\u95ee\u9898\u3002<\/p>\n

\u5730\u7ebf\u7684\u5904\u7406\u4e5f\u5f88\u91cd\u8981，\u5355\u7247\u673a\u7684GND\u3001HX711\u7684GND\u3001TM1637\u7684GND\u548c\u4f20\u611f\u5668\u7684GND\u4e00\u5b9a\u8981\u63a5\u5728\u4e00\u8d77，\u6700\u597d\u7528\u661f\u578b\u8fde\u63a5，\u51cf\u5c11\u5e72\u6270\u3002\u5982\u679c\u5e03\u7ebf\u957f\u4e86，\u53ef\u4ee5\u52a0\u4e2a0.1uF\u7684\u7535\u5bb9\u6ee4\u6ce2，\u6548\u679c\u4f1a\u597d\u5f88\u591a\u3002<\/p>\n

3. \u7a0b\u5e8f\u6846\u67b6\u4e0e\u521d\u59cb\u5316<\/h3>\n

\u7a0b\u5e8f\u7684\u5927\u6846\u67b6\u6bd4\u8f83\u7b80\u5355，\u4e3b\u5faa\u73af\u91cc\u4e0d\u65ad\u8bfbHX711\u7684\u6570\u636e，\u5904\u7406\u4e00\u4e0b，\u7136\u540e\u663e\u793a\u5230\u6570\u7801\u7ba1\u4e0a\u3002\u521d\u59cb\u5316\u90e8\u5206\u8981\u5148\u8bbe\u7f6e\u597dIO\u53e3\u6a21\u5f0f，TM1637\u7684\u663e\u793a\u521d\u59cb\u5316，\u8fd8\u6709HX711\u7684\u542f\u52a8\u65f6\u5e8f\u3002<\/p>\n

STC8G1K08A\u7684IO\u53e3\u53ef\u4ee5\u914d\u7f6e\u6210\u51c6\u53cc\u5411\u3001\u63a8\u633d\u3001\u5f00\u6f0f\u7b49\u6a21\u5f0f，\u6211\u4e00\u822c\u7528\u5728\u51c6\u53cc\u5411\u6a21\u5f0f，\u9a71\u52a8\u80fd\u529b\u8db3\u591f，\u800c\u4e14\u7701\u7535\u3002TM1637\u7684\u521d\u59cb\u5316\u5c31\u662f\u53d1\u9001\u4e00\u4e9b\u547d\u4ee4\u5b57，\u8bbe\u7f6e\u663e\u793a\u6a21\u5f0f\u548c\u4eae\u5ea6，\u8fd9\u90e8\u5206\u6709\u73b0\u6210\u7684\u5e93\u51fd\u6570，\u76f4\u63a5\u8c03\u7528\u5c31\u884c\u3002<\/p>\n

HX711\u7684\u521d\u59cb\u5316\u7a0d\u5fae\u590d\u6742\u70b9，\u4e00\u4e0a\u7535\u8981\u5148\u7b49\u5f85DOUT\u53d8\u4f4e，\u8868\u793a\u82af\u7247\u51c6\u5907\u597d\u4e86，\u7136\u540e\u53d1\u65f6\u949f\u8109\u51b2\u542f\u52a8\u8f6c\u6362\u3002\u5982\u679cDOUT\u4e00\u76f4\u9ad8\u7535\u5e73，\u53ef\u80fd\u662f\u63a5\u7ebf\u95ee\u9898\u6216\u8005\u82af\u7247\u574f\u4e86\u3002\u6211\u9047\u5230\u8fc7\u56e0\u4e3a\u7535\u6e90\u7535\u538b\u4e0d\u591f，HX711\u4e0d\u5de5\u4f5c\u7684\u60c5\u51b5，\u540e\u6765\u6362\u4e86\u4e2a\u7a33\u538b\u82af\u7247\u5c31\u597d\u4e86\u3002<\/p>\n

\u4e3b\u7a0b\u5e8f\u91cc，\u6211\u7528\u4e86\u4e2a\u7b80\u5355\u7684\u72b6\u6001\u673a，\u5e73\u65f6\u5728\u4f4e\u529f\u8017\u6a21\u5f0f，\u6709\u91cd\u91cf\u53d8\u5316\u65f6\u624d\u5524\u9192\u663e\u793a，\u8fd9\u6837\u7701\u7535\u3002STC8G1K08A\u652f\u6301\u591a\u79cd\u4f4e\u529f\u8017\u6a21\u5f0f，\u6bd4\u5982\u7a7a\u95f2\u6a21\u5f0f\u548c\u6389\u7535\u6a21\u5f0f，\u901a\u8fc7\u5b9a\u65f6\u5668\u4e2d\u65ad\u6216\u8005\u5916\u90e8\u4e2d\u65ad\u5524\u9192，\u9002\u5408\u7535\u6c60\u4f9b\u7535\u7684\u573a\u666f\u3002<\/p>\n

#include "STC8G.H"
\n#include "hx711.h"
\n#include "tm1637.h"<\/p>\n

void main() {
\n IO_Init(); \/\/ IO\u53e3\u521d\u59cb\u5316
\n TM1637_Init(); \/\/ \u6570\u7801\u7ba1\u521d\u59cb\u5316
\n HX711_Init(); \/\/ HX711\u521d\u59cb\u5316<\/p>\n

while(1) {
\n long weight = Read_HX711(); \/\/ \u8bfbHX711\u6570\u636e
\n weight = Process_Weight(weight); \/\/ \u6570\u636e\u5904\u7406
\n Display_Weight(weight); \/\/ \u663e\u793a\u91cd\u91cf
\n Delay_ms(500); \/\/ \u5ef6\u65f6\u4e00\u4e0b，\u907f\u514d\u5237\u65b0\u592a\u5feb
\n }
\n}<\/p>\n

4. HX711\u6570\u636e\u8bfb\u53d6\u8be6\u89e3<\/h3>\n

HX711\u7684\u6570\u636e\u8bfb\u53d6\u662f\u9760\u4e32\u884c\u901a\u4fe1\u5b9e\u73b0\u7684，DOUT\u8f93\u51fa\u6570\u636e，SCK\u53d1\u65f6\u949f\u8109\u51b2\u3002\u5f53DOUT\u4ece\u9ad8\u53d8\u4f4e\u540e，\u5c31\u53ef\u4ee5\u5f00\u59cb\u53d1\u8109\u51b2\u4e86，\u53d124\u4e2a\u8109\u51b2，\u6bcf\u4e2a\u8109\u51b2\u7684\u4e0a\u5347\u6cbf\u8bfb\u53d6\u4e00\u4f4d\u6570\u636e，\u4ece\u6700\u9ad8\u4f4d\u5230\u6700\u4f4e\u4f4d\u3002<\/p>\n

\u8fd9\u91cc\u6709\u4e2a\u7ec6\u8282：\u7b2c25\u523027\u4e2a\u8109\u51b2\u662f\u7528\u6765\u9009\u62e9\u4e0b\u6b21\u8f6c\u6362\u7684\u901a\u9053\u548c\u589e\u76ca\u7684，\u6bd4\u5982\u901a\u9053A\u589e\u76ca128，\u6216\u8005\u901a\u9053B\u589e\u76ca64\u3002\u6211\u7684\u9879\u76ee\u91cc\u53ea\u7528\u901a\u9053A，\u589e\u76ca128，\u9002\u5408\u79f0\u91cd\u4f20\u611f\u5668\u3002<\/p>\n

\u8bfb\u6570\u636e\u7684\u4ee3\u7801\u8981\u6ce8\u610f\u65f6\u5e8f，\u5ef6\u65f6\u8981\u51c6\u786e\u3002STC8G1K08A\u7684\u9891\u7387\u9ad8，\u6211\u7528\u7684\u662f1\u5fae\u79d2\u7684\u5ef6\u65f6，\u5b9e\u6d4b\u4e0b\u6765\u5f88\u7a33\u3002\u5982\u679c\u5ef6\u65f6\u592a\u957f\u6216\u592a\u77ed，\u53ef\u80fd\u4f1a\u8bfb\u9519\u6570\u636e\u3002<\/p>\n

unsigned long Read_HX711(void) {
\n unsigned long count = 0;
\n unsigned char i;<\/p>\n

HX711_CLK = 0; \/\/ \u5148\u62c9\u4f4eSCK
\n while(HX711_DATA); \/\/ \u7b49\u5f85DOUT\u53d8\u4f4e<\/p>\n

for (i = 0; i < 24; i++) {
\n Delay_us(1);
\n HX711_CLK = 1; \/\/ \u4e0a\u5347\u6cbf\u51c6\u5907\u8bfb\u6570
\n Delay_us(1);
\n count = count << 1; \/\/ \u5de6\u79fb\u4e00\u4f4d
\n if (HX711_DATA)
\n count++;
\n HX711_CLK = 0; \/\/ \u62c9\u4f4eSCK
\n }<\/p>\n

\/\/ \u53d1\u7b2c25\u4e2a\u8109\u51b2，\u8bbe\u7f6e\u4e0b\u6b21\u589e\u76ca
\n HX711_CLK = 1;
\n Delay_us(1);
\n HX711_CLK = 0;<\/p>\n

return count;
\n}<\/p>\n

\u8bfb\u51fa\u6765\u7684\u6570\u636e\u662f24\u4f4d\u4e8c\u8fdb\u5236\u8865\u7801，\u6709\u53ef\u80fd\u662f\u8d1f\u6570，\u6bd4\u5982\u7a7a\u8f7d\u7684\u65f6\u5019\u53ef\u80fd\u662f0xFF8E\u8fd9\u6837\u7684\u503c\u3002\u8fd9\u65f6\u5019\u8981\u5904\u7406\u4e00\u4e0b，\u8f6c\u6362\u6210\u6709\u7b26\u53f7\u6570\u3002\u6211\u4e00\u5f00\u59cb\u76f4\u63a5\u7528unsigned long，\u53d1\u73b0\u91cd\u91cf\u53d8\u5316\u4e0d\u5bf9，\u540e\u6765\u6539\u6210\u4e86 signed long，\u5c31\u597d\u4e86\u3002<\/p>\n

5. \u6570\u636e\u5904\u7406\u4e0e\u6821\u51c6\u7b97\u6cd5<\/h3>\n

raw\u6570\u636e\u8bfb\u51fa\u6765\u4e4b\u540e，\u4e0d\u80fd\u76f4\u63a5\u5f53\u91cd\u91cf\u7528，\u8981\u5148\u6821\u51c6\u3002\u6821\u51c6\u4e00\u822c\u5206\u4e24\u6b65：\u53bb\u76ae\u548c\u6807\u5b9a\u3002\u53bb\u76ae\u5c31\u662f\u5148\u628a\u7a7a\u8f7d\u65f6\u7684\u8bfb\u6570\u8bb0\u4e0b\u6765，\u4ee5\u540e\u6bcf\u6b21\u8bfb\u6570\u51cf\u53bb\u8fd9\u4e2a\u503c\u3002\u6807\u5b9a\u662f\u7528\u5df2\u77e5\u91cd\u91cf\u7684\u781d\u7801，\u6bd4\u59821kg，\u8bfb\u51fa\u6765\u5bf9\u5e94\u7684AD\u503c，\u7136\u540e\u7b97\u659c\u7387\u3002<\/p>\n

\u6211\u7684\u505a\u6cd5\u662f：\u5148\u8bfb\u7a7a\u8f7d\u65f6\u7684\u503c，\u8bb0\u4f5coffset；\u7136\u540e\u653e\u4e2a\u6807\u51c6\u91cd\u91cf，\u6bd4\u59821kg，\u8bfbAD\u503c，\u8bb0\u4f5ccal_value\u3002\u659c\u7387k\u5c31\u662f\u6807\u51c6\u91cd\u91cf\u9664\u4ee5（cal_value – offset）\u3002\u5b9e\u9645\u91cd\u91cf = (AD\u503c – offset) * k\u3002<\/p>\n

\u8fd9\u91cc\u6709\u4e2a\u5751：STC8G\u662f16\u4f4d\u5355\u7247\u673a，int\u662f16\u4f4d\u7684，\u4f46AD\u503c\u662f24\u4f4d\u7684，\u6240\u4ee5\u53d8\u91cf\u8981\u7528long，\u4e0d\u7136\u4f1a\u6ea2\u51fa\u3002\u6211\u4e00\u5f00\u59cb\u7528int，\u91cd\u91cf\u5927\u5230\u4e00\u5b9a\u7a0b\u5ea6\u5c31\u5faa\u73af\u4e86，\u540e\u6765\u6539long\u5c31\u597d\u4e86\u3002<\/p>\n

long Get_Weight() {
\n long ad_value = Read_HX711();
\n long weight = (ad_value – offset) * scale_factor;
\n return weight;
\n}<\/p>\n

\u4e3a\u4e86\u51cf\u5c11\u8df3\u52a8，\u6211\u52a0\u4e86\u8f6f\u4ef6\u6ee4\u6ce2，\u6bd4\u5982\u53d610\u6b21\u8bfb\u6570\u5e73\u5747，\u6216\u8005\u7528\u4e2d\u503c\u6ee4\u6ce2\u3002\u5b9e\u6d4b\u4e0b\u6765，\u5e73\u5747\u6ee4\u6ce2\u6548\u679c\u4e0d\u9519，\u800c\u4e14\u8ba1\u7b97\u7b80\u5355\u3002\u5982\u679c\u8981\u6c42\u66f4\u9ad8，\u53ef\u4ee5\u7528\u5361\u5c14\u66fc\u6ee4\u6ce2，\u4f46\u5355\u7247\u673a\u8d44\u6e90\u6709\u9650，\u53ef\u80fd\u8dd1\u4e0d\u52a8\u3002<\/p>\n

\u663e\u793a\u90e8\u5206，\u6211\u8bbe\u4e86\u4e2a\u9608\u503c，\u91cd\u91cf\u5c0f\u4e8e100\u514b\u65f6\u4e0d\u663e\u793a，\u907f\u514d\u8bef\u89e6\u53d1\u3002\u8fd8\u6709，\u53ea\u6709\u5f53\u91cd\u91cf\u53d8\u5316\u8d85\u8fc70.5kg\u65f6\u624d\u66f4\u65b0\u663e\u793a，\u8fd9\u6837\u770b\u8d77\u6765\u7a33\u5b9a\u4e9b\u3002<\/p>\n

6. TM1637\u6570\u7801\u7ba1\u663e\u793a\u9a71\u52a8<\/h3>\n

TM1637\u9a71\u52a8\u6570\u7801\u7ba1\u633a\u7b80\u5355\u7684，\u4e3b\u8981\u662f\u53d1\u547d\u4ee4\u548c\u6570\u636e\u3002\u547d\u4ee4\u5305\u62ec\u8bbe\u7f6e\u663e\u793a\u6a21\u5f0f\u3001\u5730\u5740\u3001\u4eae\u5ea6\u7b49\u3002\u6570\u636e\u662f\u6309\u5b57\u8282\u53d1\u9001，\u6bcf\u4e2a\u5b57\u8282\u5bf9\u5e94\u6570\u7801\u7ba1\u7684\u4e00\u6bb5\u3002<\/p>\n

TM1637\u7684\u6570\u636e\u4f20\u8f93\u662f\u4e32\u884c\u7684，\u65f6\u949f\u7ebfCLK\u4e0b\u964d\u6cbf\u7684\u65f6\u5019\u6570\u636e\u53d8\u5316，\u4e0a\u5347\u6cbf\u7684\u65f6\u5019\u91c7\u6837\u3002\u6bcf\u4e2a\u5b57\u8282\u4f20\u5b8c\u540e，TM1637\u4f1a\u56de\u4e00\u4e2aACK\u4fe1\u53f7，\u4f46\u5b9e\u9645\u7528\u7684\u65f6\u5019，\u6211\u4eec\u53ef\u4ee5\u4e0d\u68c0\u67e5ACK，\u56e0\u4e3a\u786c\u4ef6\u6ca1\u95ee\u9898\u7684\u8bdd\u4e00\u822c\u90fd\u80fd\u6210\u529f\u3002<\/p>\n

\u6211\u5199\u4e86\u4e2a\u663e\u793a\u51fd\u6570，\u53ef\u4ee5\u663e\u793a4\u4f4d\u6570，\u8fd8\u80fd\u63a7\u5236\u4e2d\u95f4\u7684\u5c0f\u6570\u70b9\u3002\u6bd4\u5982\u663e\u793a"12.34"，\u5c31\u662f\u7b2c\u4e00\u7b2c\u4e8c\u4f4d\u6570\u663e\u793a\u6570\u5b57，\u7b2c\u4e09\u4f4d\u663e\u793a\u5e26\u5c0f\u6570\u70b9\u76843，\u7b2c\u56db\u4f4d\u663e\u793a4\u3002<\/p>\n

void TM1637_DisplayNumber(int number) {
\n unsigned char digits[4];
\n digits[0] = number \/ 1000; \/\/ \u5343\u4f4d
\n digits[1] = (number \/ 100) % 10; \/\/ \u767e\u4f4d
\n digits[2] = (number \/ 10) % 10; \/\/ \u5341\u4f4d
\n digits[3] = number % 10; \/\/ \u4e2a\u4f4d<\/p>\n

TM1637_Start();
\n TM1637_Write(0x40); \/\/ \u5199\u6570\u636e\u6a21\u5f0f
\n TM1637_Stop();<\/p>\n

TM1637_Start();
\n TM1637_Write(0xC0); \/\/ \u8bbe\u7f6e\u5730\u5740\u4ece0\u5f00\u59cb
\n for (int i = 0; i < 4; i++) {
\n TM1637_Write(DigitToSegment(digits[i])); \/\/ \u8f6c\u6362\u6570\u5b57\u5230\u6bb5\u7801
\n }
\n TM1637_Stop();<\/p>\n

TM1637_Start();
\n TM1637_Write(0x8F); \/\/ \u5f00\u663e\u793a，\u8bbe\u7f6e\u4eae\u5ea6
\n TM1637_Stop();
\n}<\/p>\n

\u6bb5\u7801\u8868\u8981\u6839\u636e\u6570\u7801\u7ba1\u7684\u7c7b\u578b\u6765\u5b9a\u4e49，\u5171\u9633\u548c\u5171\u9634\u7684\u662f\u53cd\u7684\u3002\u6211\u7528\u7684\u5171\u9633\u6570\u7801\u7ba1，0\u663e\u793a\u662f0xC0，1\u663e\u793a\u662f0xF9，\u7b49\u7b49\u3002\u5982\u679c\u6570\u7801\u7ba1\u663e\u793a\u4e71\u7801，\u591a\u534a\u662f\u6bb5\u7801\u8868\u4e0d\u5bf9\u3002<\/p>\n

7. \u5b9e\u9645\u8c03\u8bd5\u4e0e\u95ee\u9898\u89e3\u51b3<\/h3>\n

\u8c03\u8bd5\u7684\u65f6\u5019，\u6211\u9047\u5230\u4e86\u51e0\u4e2a\u5751\u3002\u7b2c\u4e00\u4e2a\u662f\u63a5\u7ebf\u95ee\u9898：HX711\u7684DOUT\u548cSCK\u63a5\u53cd\u4e86，\u8bfb\u51fa\u6765\u7684\u6570\u636e\u5168\u662f0\u3002\u540e\u6765\u7528\u793a\u6ce2\u5668\u770b\u4e86\u4e00\u4e0b\u6ce2\u5f62，\u624d\u53d1\u73b0\u95ee\u9898\u3002\u6240\u4ee5\u5982\u679c\u8bfb\u4e0d\u5230\u6570\u636e，\u5148\u68c0\u67e5\u63a5\u7ebf，\u518d\u7528\u793a\u6ce2\u5668\u770bSCK\u548cDOUT\u7684\u6ce2\u5f62\u5bf9\u4e0d\u5bf9\u3002<\/p>\n

\u7b2c\u4e8c\u4e2a\u95ee\u9898\u662f\u6570\u636e\u6ea2\u51fa：\u56e0\u4e3aAD\u503c\u662f24\u4f4d\u7684，\u4f46\u5355\u7247\u673a\u662f16\u4f4d\u7684，\u5904\u7406\u7684\u65f6\u5019\u8981\u7528long\u7c7b\u578b\u3002\u6211\u4e00\u5f00\u59cb\u6ca1\u6ce8\u610f，\u91cd\u91cf\u663e\u793a\u5230\u4e00\u5b9a\u7a0b\u5ea6\u5c31\u56de\u96f6\u4e86，\u540e\u6765\u628a\u53d8\u91cf\u90fd\u6539\u6210long\u5c31\u597d\u4e86\u3002<\/p>\n

\u7b2c\u4e09\u4e2a\u95ee\u9898\u662f\u8d1f\u6570\u5904\u7406：HX711\u8f93\u51fa\u7684\u662f\u4e8c\u8fdb\u5236\u8865\u7801，\u7a7a\u8f7d\u7684\u65f6\u5019\u53ef\u80fd\u662f\u8d1f\u6570\u3002\u6211\u4e00\u5f00\u59cb\u76f4\u63a5\u7528unsigned long，\u8d1f\u6570\u53d8\u6210\u4e86\u5f88\u5927\u7684\u6b63\u6570，\u5904\u7406\u9519\u4e86\u3002\u540e\u6765\u52a0\u4e86\u5224\u65ad，\u5982\u679c\u6700\u9ad8\u4f4d\u662f1，\u5c31\u662f\u8d1f\u6570，\u8981\u8f6c\u6362\u4e00\u4e0b\u3002<\/p>\n

long ConvertToSigned(long value) {
\n if (value & 0x800000) {
\n value = ~value + 1; \/\/ \u53d6\u8865\u7801
\n value = -value;
\n }
\n return value;
\n}<\/p>\n

\u7b2c\u56db\u4e2a\u95ee\u9898\u662f\u7535\u6e90\u566a\u58f0：\u5982\u679c\u7535\u6e90\u4e0d\u7a33，\u8bfb\u6570\u4f1a\u8df3\u3002\u6211\u52a0\u4e86\u6ee4\u6ce2\u7535\u5bb9，\u6548\u679c\u597d\u4e86\u5f88\u591a\u3002\u79f0\u91cd\u4f20\u611f\u5668\u672c\u8eab\u4e5f\u6709\u6e29\u6f02，\u957f\u65f6\u95f4\u4f7f\u7528\u540e\u53ef\u80fd\u4f1a\u6709\u504f\u5dee，\u5b9a\u671f\u6821\u51c6\u4e00\u4e0b\u5c31\u597d\u3002<\/p>\n

\u6700\u540e，\u5206\u4eab\u4e00\u4e2a\u5c0f\u6280\u5de7：\u5982\u679c\u8bfb\u6570\u8001\u662f\u8df3，\u53ef\u4ee5\u8bd5\u8bd5\u8f6f\u4ef6\u6ee4\u6ce2，\u6bd4\u5982\u79fb\u52a8\u5e73\u5747\u6216\u8005\u4e2d\u503c\u6ee4\u6ce2\u3002\u6211\u7528\u4e8610\u6b21\u5e73\u5747，\u6548\u679c\u4e0d\u9519，\u8df3\u52a8\u660e\u663e\u5c0f\u4e86\u3002<\/p>\n

8. \u4f18\u5316\u4e0e\u6269\u5c55\u5efa\u8bae<\/h3>\n

\u8fd9\u4e2a\u4f53\u91cd\u79e4\u57fa\u672c\u529f\u80fd\u5df2\u7ecf\u5b9e\u73b0\u4e86，\u4f46\u8fd8\u6709\u5f88\u591a\u53ef\u4ee5\u4f18\u5316\u7684\u5730\u65b9\u3002\u6bd4\u5982\u529f\u8017，STC8G1K08A\u652f\u6301\u4f11\u7720\u6a21\u5f0f，\u53ef\u4ee5\u5728\u6ca1\u6709\u91cd\u91cf\u53d8\u5316\u7684\u65f6\u5019\u8fdb\u5165\u4f11\u7720，\u6709\u53d8\u5316\u65f6\u901a\u8fc7\u4e2d\u65ad\u5524\u9192，\u8fd9\u6837\u66f4\u7701\u7535\u3002\u6211\u5b9e\u6d4b\u4e0b\u6765，\u7535\u6c60\u4f9b\u7535\u53ef\u4ee5\u7528\u597d\u51e0\u4e2a\u6708\u3002<\/p>\n

\u663e\u793a\u90e8\u5206，\u53ef\u4ee5\u589e\u52a0\u80cc\u5149，\u6216\u8005\u7528OLED\u5c4f\u663e\u793a\u66f4\u591a\u4fe1\u606f，\u6bd4\u5982\u5386\u53f2\u8bb0\u5f55\u3001\u8d8b\u52bf\u56fe\u7b49\u3002\u4f46OLED\u8017\u7535\u5927，\u9002\u5408\u63d2\u7535\u7684\u8bbe\u5907\u3002<\/p>\n

\u5982\u679c\u9700\u8981\u8054\u7f51，\u53ef\u4ee5\u52a0\u4e2a\u84dd\u7259\u6a21\u5757，\u628a\u6570\u636e\u4f20\u5230\u624b\u673aAPP\u4e0a\u3002STC8G1K08A\u6709UART\u53e3，\u63a5\u4e2aHC-05\u4e4b\u7c7b\u7684\u6a21\u5757\u5c31\u80fd\u5b9e\u73b0\u3002\u4e0d\u8fc7\u4ee3\u7801\u4f1a\u590d\u6742\u4e9b，\u8981\u8003\u8651\u6570\u636e\u4f20\u8f93\u548c\u534f\u8bae\u3002<\/p>\n

\u7cbe\u5ea6\u65b9\u9762，\u53ef\u4ee5\u5c1d\u8bd5\u66f4\u9ad8\u7684\u91c7\u6837\u7387\u6216\u8005\u66f4\u590d\u6742\u7684\u6ee4\u6ce2\u7b97\u6cd5\u3002\u4f46STC8G1K08A\u8d44\u6e90\u6709\u9650，\u5982\u679c\u4e0d\u591f\u7528，\u53ef\u4ee5\u8003\u8651\u6362STC32\u4f4d\u5355\u7247\u673a，\u6216\u8005ESP32\u8fd9\u7c7b\u5e26\u65e0\u7ebf\u529f\u80fd\u7684\u82af\u7247\u3002<\/p>\n

\u7ed3\u6784\u4e0a，\u79e4\u76d8\u8981\u5e73\u6574，\u4f20\u611f\u5668\u8981\u5b89\u88c5\u7262\u56fa，\u4e0d\u7136\u4f1a\u5f71\u54cd\u7cbe\u5ea6\u3002\u6211\u7528\u7684\u94dd\u5408\u91d1\u6750\u6599，\u6bd4\u8f83\u8f7b\u4fbf，\u800c\u4e14\u4e0d\u5bb9\u6613\u53d8\u5f62\u3002<\/p>\n

\u6700\u540e，\u5982\u679c\u5927\u5bb6\u60f3\u81ea\u5df1\u505a，\u5efa\u8bae\u5148\u4ece\u5c0f\u8d1f\u8f7d\u5f00\u59cb\u8bd5，\u6bd4\u59825kg\u4ee5\u5185，\u8c03\u8bd5\u597d\u4e86\u518d\u6162\u6162\u52a0\u5927\u8303\u56f4\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"

1. \u9879\u76ee\u80cc\u666f\u4e0e\u786c\u4ef6\u9009\u578b
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