Introduction - If you have any usage issues, please Google them yourself
HT1621 is the 128 bit memory mapping and multi function LCD driver, software configuration characteristics of HT1621 make it suitable for multiple LCD applications, including LCD module and display subsystem. For a pin connected with the main controller and the HT1621 only 4 or 5, HT1621 has a power saving command is used to reduce the power consumption of the system.