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zhaohe
d40309cde4
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2 years ago | |
|---|---|---|
| .vscode | 2 years ago | |
| app | 2 years ago | |
| dep | 2 years ago | |
| src | 2 years ago | |
| testtools/motortesttools | 2 years ago | |
| .clang-format | 2 years ago | |
| .gitignore | 2 years ago | |
| .gitmodules | 2 years ago | |
| ADA4940.pdf | 2 years ago | |
| README.md | 2 years ago | |
| 民航原理图.pdf | 2 years ago | |
| 民航版位图.pdf | 2 years ago | |
README.md
V1.0
ADCSampleRate 24k
ADCbit 24bit
SPIRate 2M
ADC采样问题:
1. ADC芯片和MCU之间总线速率无法大于2M, 否则ADC芯片初始时，会报CRC错误
2. 采样率大于24k时，采集到的数据会出现错误，原因未知
3. 单片机采集到语音偶尔会出现噪声（输入源是信号发生器），原因未知