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嗨我使用LPS22HB和我的定制板基于STM32F777。我在读
LPS22HB使用与ST相同的驱动程序。我总是读相同的压力值,即1847.温度值也是不正确的,因为它非常小。这是LPS22HB_Init()的代码片段 / *使LPS22HB重置并重启* / 如果(LPS22HB_SwResetAndMemoryBoot()) 返回LPS22HB_ERROR; pLPS22HBInit.PowerMode = LPS22HB_LowNoise; pLPS22HBInit.OutputDataRate = LPS22HB_ODR_25HZ; pLPS22HBInit.LowPassFilter = LPS22HB_DISABLE; pLPS22HBInit.LPF_Cutoff = LPS22HB_ODR_9; pLPS22HBInit.BDU = LPS22HB_BDU_NO_UPDATE; pLPS22HBInit.IfAddInc = LPS22HB_ENABLE; //默认 pLPS22HBInit.Sim = LPS22HB_SPI_4_WIRE; 我也尝试过禁用IfAddInc并逐个读取寄存器。 你能帮帮我吗,我错过了什么。 最好的祝福, #lps22hb 以上来自于谷歌翻译 以下为原文 Hi I am using LPS22HB with my custom made board based on STM32F777. I am reading LPS22HB using the same driver as ST is giving. I always read the same value of pressure i.e 1847. Temperature value is also incorrect as it is very small. here is code snippet from the LPS22HB_Init() /* Make LPS22HB Reset and Reboot */ if(LPS22HB_SwResetAndMemoryBoot()) return LPS22HB_ERROR; pLPS22HBInit.PowerMode=LPS22HB_LowNoise; pLPS22HBInit.OutputDataRate=LPS22HB_ODR_25HZ; pLPS22HBInit.LowPassFilter=LPS22HB_DISABLE; pLPS22HBInit.LPF_Cutoff=LPS22HB_ODR_9; pLPS22HBInit.BDU=LPS22HB_BDU_NO_UPDATE; pLPS22HBInit.IfAddInc=LPS22HB_ENABLE; //default pLPS22HBInit.Sim= LPS22HB_SPI_4_WIRE; I have also tried by disabling IfAddInc and reading one by one register. Could you please help me, what am I missing. Best Regards, #lps22hb |
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2个回答
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您能否详细告诉我您使用LPS22HB的驱动器的详细信息?
以上来自于谷歌翻译 以下为原文 Can you please give me more details exactly which driver for LPS22HB are you using? |
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通过重新阅读
表11. SAD +读/写模式和一次初始化所有参数,我解决了问题。谢谢。 以上来自于谷歌翻译 以下为原文 By re-reading Table 11. SAD+Read/Write patterns and initializing all parameters at once , I solved the problem. Thanks. |
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