ModeCPOLCPHA
000Clock idle low, data is clocked in on rising edge, output data (change) on falling edge
101Clock idle low, data is clocked in on falling edge, output data (change) on rising edge
210Clock idle high, data is clocked in on falling edge, output data (change) on rising edge
311Clock idle high, data is clocked in on rising, edge output data (change) on falling edge

Mode  CPOL  CPHA
0     0     0     Clock idle low, data is clocked in on rising edge, output data (change) on falling edge
1     0     1     Clock idle low, data is clocked in on falling edge, output data (change) on rising edge
2     1     0     Clock idle high, data is clocked in on falling edge, output data (change) on rising edge
3     1     1     Clock idle high, data is clocked in on rising, edge output data (change) on falling edge
USEFUL?
We benefit hugely from resources on the web so we decided we should try and give back some of our knowledge and resources to the community by opening up many of our company’s internal notes and libraries through mini sites like this. We hope you find the site helpful.
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