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HMC5883L读数问题

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发表于 2014-11-18 21:09:02 | 显示全部楼层 |阅读模式
请教大家,我用的板子是arduino Uno,只是用HMC5883L示例程序读取数据做演示,可是除了x轴的数据在翻转芯片的时候会正常的变化输出,可是yz轴的数据几乎没什么大的变化,有的也只是0 180 360的大变化,没有中间数据,这是怎么回事?
[21:05:47  89] 4.24,0.11,1.55;

[21:05:47  86] 3.20,359.89,358.03;

[21:05:48  81] 3.08,0.11,2.05;

[21:05:48  85] 2.39,0.11,2.73;

[21:05:48  86] 2.30,359.76,353.99;

[21:05:48  85] 3.27,0.13,2.20;

[21:05:48  85] 4.99,0.00,0.00;

[21:05:48  85] 6.49,359.85,358.67;

[21:05:48  81] 8.89,359.83,358.92;

[21:05:48  81] 9.07,359.63,357.66;

[21:05:48  87] 11.14,359.78,358.90;

[21:05:48  81] 12.70,0.00,0.00;

[21:05:49  85] 16.27,0.00,0.00;

[21:05:49  85] 18.43,359.67,359.01;

[21:05:49  81] 24.44,0.00,0.00;

[21:05:49  86] 25.63,0.47,0.97;

[21:05:49  85] 36.87,359.10,358.81;

[21:05:49  82] 53.13,358.09,358.57;

[21:05:49  81] 81.12,0.00,0.00;

[21:05:49  85] 127.23,176.99,2.29;

[21:05:49  81] 170.04,180.00,0.00;

[21:05:50  81] 173.59,180.00,0.00;

[21:05:50  86] 177.44,180.51,348.69;

[21:05:50  81] 180.00,180.44,270.00;

[21:05:50  73] 181.69,180.34,191.31;

[21:05:50  81] 180.93,180.31,198.43;

[21:05:50  81] 181.64,180.55,198.43;

[21:05:50  81] 181.56,179.48,161.57;

[21:05:50  81] 182.85,180.24,184.76;

[21:05:50  81] 182.72,180.23,184.76;

[21:05:50  81] 183.40,180.20,183.37;

[21:05:51  82] 183.80,179.81,177.14;

[21:05:51  77] 184.27,180.00,180.00;

[21:05:51  81] 184.26,180.00,180.00;

[21:05:51  81] 184.36,180.16,182.12;

[21:05:51  81] 184.79,179.84,178.09;

[21:05:51  82] 185.17,180.31,183.47;

[21:05:51  81] 185.97,179.85,178.60;

[21:05:51  81] 186.06,180.28,182.66;

[21:05:51  81] 186.28,180.14,181.25;

[21:05:52  82] 186.30,179.87,178.78;

[21:05:52  81] 186.47,180.27,182.34;

[21:05:52  81] 187.17,180.00,180.00;

[21:05:52  81] 187.33,179.87,178.99;

[21:05:52  81] 187.79,180.00,180.00;

[21:05:52  82] 187.97,179.87,179.09;

[21:05:52  81] 188.54,179.87,179.16;

[21:05:52  81] 189.55,180.13,180.76;

[21:05:52  81] 190.38,179.74,178.59;

[21:05:52  77] 191.06,180.13,180.67;

[21:05:53  81] 191.41,180.13,180.66;

[21:05:53  77] 193.71,180.00,180.00;

[21:05:53  82] 194.71,180.00,180.00;

[21:05:53  81] 194.66,180.00,180.00;

[21:05:53  81] 194.96,179.85,179.43;

[21:05:53  81] 195.84,180.00,180.00;

[21:05:53  81] 197.26,179.83,179.45;

[21:05:53  81] 198.00,179.82,179.44;

[21:05:53  81] 199.07,180.19,180.56;

[21:05:54  81] 203.83,179.77,179.48;

[21:05:54  81] 205.47,180.25,180.52;

[21:05:54  81] 212.28,180.00,180.00;

[21:05:54  81] 217.30,180.34,180.45;

[21:05:54  81] 226.05,180.43,180.41;

[21:05:54  77] 230.58,180.00,180.00;

[21:05:54  81] 236.66,178.85,179.25;

[21:05:54  81] 251.26,180.00,180.00;

[21:05:54  81] 259.34,180.00,180.00;

[21:05:54  81] 268.73,194.04,180.32;

[21:05:55  81] 273.69,350.54,180.62;

[21:05:55  81] 287.45,0.00,180.00;

[21:05:55  85] 292.05,0.73,179.71;

[21:05:55  81] 300.57,359.50,180.30;

[21:05:55  77] 306.49,0.00,180.00;

[21:05:55  81] 313.48,359.69,180.30;

[21:05:55  76] 314.28,359.42,180.57;

[21:05:55  81] 316.38,0.00,180.00;

[21:05:55  81] 317.27,359.74,180.28;

[21:05:55  81] 317.20,359.75,180.27;

[21:05:56  81] 315.40,0.53,179.46;

[21:05:56  87] 298.81,1.56,179.14;

[21:05:56  82] 250.35,179.05,179.66;

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 楼主| 发表于 2014-11-20 15:24:18 | 显示全部楼层
怎么没有能回答吗?
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 楼主| 发表于 2014-11-25 14:30:07 | 显示全部楼层
貌似是芯片本身的问题,换了一个后就解决了,真不知道怎么那么脆弱,明明焊接引脚的时候动作没有很慢啊。。。
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