Light-emitting backplane and display apparatus

The light-emitting backplane of claim &Z, wherein each group of second wiring lines comprise a power signal line, b ground signal lines, a data line, a control signal input line, and a control signal output line;

• the b ground signal lines are located on two opposite sides of a column of driving members electrically connected to the b ground signal lines in the second direction, each ground signal line corresponds to a column of light-emitting units, and an orthographic projection of the ground signal line on the substrate at least partially overlaps with an orthographic projection of the column of light-emitting units on the substrate, and
• the power signal line, the data line, the control signal input line, and the control signal output line are located between two adjacent ground signal lines;
• and
• each driving member comprises m channel output terminals, a power signal terminal, b ground signal terminals, a data signal terminal, a control signal input terminal and a control signal output terminal;
• the m channel output terminals are electrically connected to m first connecting lines in one-to-one correspondence, respectively;
• the power signal line is electrically connected to the power signal terminal of each of a column of driving members;
• the data line is electrically connected to the data signal terminal of each of the column of driving members,
• the b ground signal lines are electrically connected to the b ground signal terminals of each of the column of driving members in one-to-one correspondence, respectively:
• and
• along the first direction, a control signal input terminal of a first driving member farther from the binding side border region is electrically connected to a control signal output terminal of a second driving member adjacent to the first driving member and closer to the binding side border region, the control signal input terminal of the driving member closest to the binding side border region is electrically connected to the control signal input line, and the control signal output terminal of the driving member farthest from the binding side border region is electrically connected to the control signal output line.