位置式PID	期望值50
采集到的模拟值	PID计算后的增量	加上增量后的设置值
1	19.600000	69.599998	
2	9.400000	59.400002	
3	9.200000	59.200001	
4	9.000000	59.000000	
5	8.800000	58.799999	
6	8.600000	58.599998	
7	8.400000	58.400002	
8	8.200000	58.200001	
9	8.000000	58.000000	
10	7.800000	57.799999	
11	7.600000	57.599998	
12	7.400000	57.400002	
13	7.200000	57.200001	
14	7.000000	57.000000	
15	6.800000	56.799999	
16	6.600000	56.599998	
17	6.400000	56.400002	
18	6.200000	56.200001	
19	6.000000	56.000000	
20	5.800000	55.799999	
21	5.600000	55.599998	
22	5.400000	55.400002	
23	5.200000	55.200001	
24	5.000000	55.000000	
25	4.800000	54.799999	
26	4.600000	54.599998	
27	4.400000	54.400002	
28	4.200000	54.200001	
29	4.000000	54.000000	
30	3.800000	53.799999	
31	3.600000	53.599998	
32	3.400000	53.400002	
33	3.200000	53.200001	
34	3.000000	53.000000	
35	2.800000	52.799999	
36	2.600000	52.599998	
37	2.400000	52.400002	
38	2.200000	52.200001	
39	2.000000	52.000000	
40	1.800000	51.799999	
41	1.600000	51.599998	
42	1.400000	51.400002	
43	1.200000	51.200001	
44	1.000000	51.000000	
45	0.800000	50.799999	
46	0.600000	50.599998	
47	0.400000	50.400002	
48	0.200000	50.200001	
49	0.000000	50.000000	
50	-0.200000	49.799999	
51	-0.400000	49.599998	
52	-0.600000	49.400002	
53	-0.800000	49.200001	
54	-1.000000	49.000000	
55	-1.200000	48.799999	
56	-1.400000	48.599998	
57	-1.600000	48.400002	
58	-1.800000	48.200001	
59	-2.000000	48.000000	
60	-2.200000	47.799999	
61	-2.400000	47.599998	
62	-2.600000	47.400002	
63	-2.800000	47.200001	
64	-3.000000	47.000000	
65	-3.200000	46.799999	
66	-3.400000	46.599998	
67	-3.600000	46.400002	
68	-3.800000	46.200001	
69	-4.000000	46.000000	
70	-4.200000	45.799999	
71	-4.400000	45.599998	
72	-4.600000	45.400002	
73	-4.800000	45.200001	
74	-5.000000	45.000000	
75	-5.200000	44.799999	
76	-5.400000	44.599998	
77	-5.600000	44.400002	
78	-5.800000	44.200001	
79	-6.000000	44.000000	
80	-6.200000	43.799999	
81	-6.400000	43.599998	
82	-6.600000	43.400002	
83	-6.800000	43.200001	
84	-7.000000	43.000000	
85	-7.200000	42.799999	
86	-7.400000	42.599998	
87	-7.600000	42.400002	
88	-7.800000	42.200001	
89	-8.000000	42.000000	
90	-8.200000	41.799999	
91	-8.400000	41.599998	
92	-8.600000	41.400002	
93	-8.800000	41.200001	
94	-9.000000	41.000000	
95	-9.200000	40.799999	
96	-9.400000	40.599998	
97	-9.600000	40.400002	
98	-9.800000	40.200001	
99	-10.000000	40.000000	
100	-10.200000	39.799999