我的IN+和IN-是短接在一起的。CNV和MISO的波形如下图,其中通道1(黄色的)是MISO,通道2(绿色的)CNV
SCLK和MISO的波形如下图,其中通道1(黄色的)是MISO,通道2(绿色的)SCLK
我的SCK的时钟频率是62.5Khz,一个时钟周期是16us。
脉冲是384us触发一次,其中tcnvh的时间是4us,通过MISO上的波形可以看出,有效数据2个字节,无效一个字节。也就是
FF 00 00 FF 00 00 FF 00 00 FF
串口打印的数据是
FF 00 00 FF 00 00 FF 00 00 FF 00 00 FF 00 00 FF 00 00 FF 00 00 FF 00 00 FF 00 00 FF 00 00 FF 00 00 FF 00 00 FF 00 00 FF 00 00 FF 00 00 FF 00 00 FF 80 00 7F 80 00 7F 80 00 7F 80 FC 00 03 FC 00 03 FC 00 03 FC 00 03 FC 00 03 FC 00 03 FC 00 03 FC 00 03 FC 00 03 FC 00 03 FE 00 01 FE 00 01 FE 00 01 FE 00 01 FE 00 01 FE 00 01 FE 00 01 FE 00 01 FE 00 01 FE 00 01 FE 00 01 FE 00 01 FE 00 01 FE 00 01 FE 00 01 FE 00 01 FF 00 00 FF 00 00 FF 00 00 FF 00 00 FF 00 00 FF 00 00 FF 00 00 FF 00 00 FF 00 00 FF 00 00 FF 00 00 FF 00 00 FF 00 00 FF 00 00 FF 00 00 FF 00 00 FF 80 00 7F 80 00 7F 80 00 7F 80 00 7F 80 00 7F 80 00 7F 80 00 7F 80 00 7F 80 00 7F 80 00 7F 80 00 7F 80 00 7F 80 00 7F 80 00 7F 80 00 7F 80 00 7F C0 00 3F C0 00 3F C0 00 3F C0 00 3F C0 00 3F C0 00 3F C0 00 3F C0 00 3F C0 FE 00 01 FE 00 01 FE 00 01 FE 00 01 FE 00 01 FF 00 00 FF 00 00 FF 00 00 FF 00 00 FF 00 00 FF 00 00 FF 00 00 FF 00 00 FF 00 00 FF 00 00 FF 00 00 FF 00 00 FF 00 00 FF 00 00 FF 00 00 FF 00 00 FF
我的IN+和IN-是短接在一起的。CNV和MISO的波形如下图,其中通道1(黄色的)是MISO,通道2(绿色的)CNV
SCLK和MISO的波形如下图,其中通道1(黄色的)是MISO,通道2(绿色的)SCLK
我的SCK的时钟频率是62.5Khz,一个时钟周期是16us。
脉冲是384us触发一次,其中tcnvh的时间是4us,通过MISO上的波形可以看出,有效数据2个字节,无效一个字节。也就是
FF 00 00 FF 00 00 FF 00 00 FF
串口打印的数据是
FF 00 00 FF 00 00 FF 00 00 FF 00 00 FF 00 00 FF 00 00 FF 00 00 FF 00 00 FF 00 00 FF 00 00 FF 00 00 FF 00 00 FF 00 00 FF 00 00 FF 00 00 FF 00 00 FF 80 00 7F 80 00 7F 80 00 7F 80 FC 00 03 FC 00 03 FC 00 03 FC 00 03 FC 00 03 FC 00 03 FC 00 03 FC 00 03 FC 00 03 FC 00 03 FE 00 01 FE 00 01 FE 00 01 FE 00 01 FE 00 01 FE 00 01 FE 00 01 FE 00 01 FE 00 01 FE 00 01 FE 00 01 FE 00 01 FE 00 01 FE 00 01 FE 00 01 FE 00 01 FF 00 00 FF 00 00 FF 00 00 FF 00 00 FF 00 00 FF 00 00 FF 00 00 FF 00 00 FF 00 00 FF 00 00 FF 00 00 FF 00 00 FF 00 00 FF 00 00 FF 00 00 FF 00 00 FF 80 00 7F 80 00 7F 80 00 7F 80 00 7F 80 00 7F 80 00 7F 80 00 7F 80 00 7F 80 00 7F 80 00 7F 80 00 7F 80 00 7F 80 00 7F 80 00 7F 80 00 7F 80 00 7F C0 00 3F C0 00 3F C0 00 3F C0 00 3F C0 00 3F C0 00 3F C0 00 3F C0 00 3F C0 FE 00 01 FE 00 01 FE 00 01 FE 00 01 FE 00 01 FF 00 00 FF 00 00 FF 00 00 FF 00 00 FF 00 00 FF 00 00 FF 00 00 FF 00 00 FF 00 00 FF 00 00 FF 00 00 FF 00 00 FF 00 00 FF 00 00 FF 00 00 FF 00 00 FF
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