1) What's wff and theta come from in Figure 9. Block diagram of PLL at low speed?
A: wff isn't been used in the actual algorithm. theta is calculated by PLL inside.
2) Is there HFI demo board on sale? I want to buy one.
A: No special demo board for HFI algorithm. The algorithm has been widely used for washing machine, refrigerator and drone product.
3) The HFI code is C language or lib?
A: The algorithm is been implemented by C language.
Could you please share the complete Manufacturer Part Number of the Motors, Listed in Table-1 on Page 11 of the Application Note AN204470
Is there a source code / Eval Board avaialble for the HFI Implementation . Could you please share the details.
what you said is that I want to say.
Does Cypress provide C source code of HFI algorithm?
Please contact your local distributor for more information as some of the source code is confidential .