自己用HX711做了称重设备 怎么不显示？

1. #include<reg52.h>
   
2. #include<intrins.h>
   
3. #include<stdlib.h>
   
4. #include<stdio.h>
   
5. #define uchar unsigned char
   
6. #define uint unsigned int
   
7. #define ulong unsigned long
   
8. int weight;
   
9. //double money;
   
10. int temp;
    
11. char button;
    
12. sbit lcdrs=P2^4;
    
13. sbit lcdwr=P2^5;
    
14. sbit lcden=P2^6;
    
15. sbit hx711_dout=P2^0;
    
16. sbit hx711_sck=P2^1;
    
17. sbit spk=P2^2;
    
18.          //1602显示程序
    
19. void delayms(int k)
    
20. {
    
21. int i,j;
    
22. 
    
23. for(i=k;i>0;i--)
    
24. for(j=110;j>0;j--);
    
25. }
    
26. 
    
27. void write_com(uchar com)//写命令
    
28. {
    
29. lcdrs=0;
    
30. P0=com;
    
31. delayms(5);
    
32. lcden=1;
    
33. delayms(5);
    
34. lcden=0;
    
35. }
    
36. void write_date(uchar date)//写数据?
    
37. {
    
38. 
    
39. lcdrs=1;
    
40. P0=date;
    
41. delayms(5);
    
42. lcden=1;
    
43. delayms(5);
    
44. lcden=0;
    
45. }
    
46. 
    
47. void init_1602()
    
48. {
    
49. lcden=0;
    
50. //lcdwr=0;
    
51. 
    
52. write_com(0x38);//设置16x2?显示5x7点阵，8位数据接口?
    
53. write_com(0x0c);//设置开显示，不显示光标?
    
54. write_com(0x06);//写一个字符后地址指针加1?
    
55. write_com(0x01);//显示清0，数据指针清0?
    
56. }
    
57. void displaywpm(void)
    
58. {
    
59. 
    
60.     uchar num;
    
61. 
    
62. uchar code table[]="W:kg";
    
63. write_com(0x80);
    
64. 
    
65. write_date(table[0]);
    
66. write_date(table[1]);
    
67. write_com(0x80+0x07);
    
68. write_date(table[2]);
    
69. write_date(table[3]);
    
70. 
    
71. write_com(0x80+0x0a);
    
72. write_date(table[4]);
    
73. write_date(table[5]);
    
74. write_com(0x80+0x0f);
    
75. write_date(table[6]);
    
76. write_com(0x80+0x40);
    
77. for(num=0;num<6;num++);
    
78. write_date(table[num+7]);
    
79. 
    
80. write_com(0x80+0x4a);
    
81. write_date(table[13]);
    
82. }
    
83. 
    
84. void weight_shuzhi(uint aaa)
    
85. {
    
86. uchar idata weighttable[4]={0,0,0,0};
    
87. weighttable[3]=aaa%10;
    
88. weighttable[2]=aaa/10%10;
    
89. weighttable[1]=aaa/100%10;
    
90. weighttable[0]=aaa/1000;
    
91. 
    
92. write_com(0x80+0x02);//设置显示位置?
    
93. write_date(0x30+weighttable[0]);
    
94. 
    
95. write_com(0x80+0x03);//设置显示位置?
    
96. write_date('.');
    
97. 
    
98. write_com(0x80+0x04);//设置显示位置?
    
99. write_date(0x30+weighttable[1]);
    
100. 
     
101. write_com(0x80+0x05);//设置显示位置?
     
102. write_date(0x30+weighttable[2]);
     
103. 
     
104. write_com(0x80+0x06);//设置显示位置?
     
105. write_date(0x30+weighttable[3]);
     
106. write_com(0x0c);//不显示光标
     
107. }
     
108.    //hx711程序 //
     
109. 
     
110. void Delay__hx711_us(void)
     
111. {
     
112. _nop_();
     
113. _nop_();
     
114. }
     
115. 
     
116. ulong ReadCount(void)//增益128
     
117. {
     
118. ulong count;
     
119. uchar i;
     
120. 
     
121. hx711_dout=1;
     
122. Delay__hx711_us();
     
123. hx711_sck=0;
     
124. count=0;
     
125. 
     
126. while(hx711_dout);
     
127. for(i=0;i<24;i++)
     
128. {
     
129. 
     
130. hx711_sck=1;
     
131. count=count<<1;
     
132. hx711_sck=0;
     
133. if(hx711_dout)
     
134. count++;
     
135. }
     
136. 
     
137. hx711_sck=1;
     
138. 
     
139. Delay__hx711_us();
     
140. hx711_sck=0;
     
141. return(count);
     
142. }
     
143. 
     
144. 
     
145.         //主函数//
     
146. 
     
147.         void main()
     
148.         {
     
149.           init_1602();
     
150.           displaywpm();
     
151.               while(1)
     
152.         {
     
153.            get_weight();
     
154.            if(weight>0)
     
155.            {weight_shuzhi(weight);}
     
156.            else
     
157.            {weight_shuzhi();}
     
158.            displayprice();
     
159.            }
     
160.            }
     
161. 
     

哈哈哈哈哈哈哈哈

看看是不是电路接错了

哈哈哈，  不会，也准备做一个。

你好，你这个调试出来了吗