公开(公告)号：US20210134198A1

公开(公告)日：2021-05-06

申请号：US17146195

申请日：2021-01-11

Applicant: Wuhan Tianma Micro-Electronics Co., Ltd.

Inventor： Weiwei MA ,  Zhihua YU ,  Jun LI

IPC: G09G3/00 ,  G09G3/20

Abstract: Provided are a display module, a display device and a driving method of the display module. The display module includes: a display panel, where the display panel includes a display area and a non-display area, a substrate, and a plurality of sub-pixels and a power line disposed on the substrate; a flexible circuit board, where the flexible circuit board is bound to the substrate in the non-display area and includes a power bus electrically connected to the power line; a driver chip including at least one detection pin and at least one control pin; and a voltage detection circuit including a first detection terminal, a second detection terminal, an output terminal and a control terminal.