https://www.lytchips.com/TLP621_1-bf886b69b6654401a49f4f9932f5adfb-2.html 2024-04-22 weekly 0.9 https://www.lytchips.com/TLP621_4-f8c0604902804d13977f036ffd27b7b7-2.html 2024-04-22 weekly 0.9