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DS3231MZ+: FAQ
DS3231MZ+: FAQ
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DS3231MZ+的温度转换频率问题
问题: DS3231MZ+(SO-8封装) 使用VCC-3.3V 和 VBAT-3V双电源供电,当VCC-3.3V完全掉电后使用VBAT备用电源时,实测DS3231M 仍每1秒钟执行一次温度转换,即使首次VCC上电不访问任何寄存器结果也一样,与数据手册标注的VBAT供电每10秒钟执行一次温度转换完全不同。 解答: 当电池接触不好时会出现内部数据装载错误有时候会出现问题,所以在测试时…
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