https://www.lytchips.com/BC7210AW-4e3e25f918e249789b60c4ec9a8727ce-2.html 2024-04-22 weekly 0.9 https://www.lytchips.com/BC7281BEC-438a6792dc724eff933a5f7e8ade6e50-2.html 2024-04-22 weekly 0.9