Display apparatus, control method, electronic device, and computer-readable storage medium

A display apparatus, comprising:

• a display substrate, comprising multiple rows and columns of sub-pixels arranged in an array, a plurality of gate scanning signal lines and a plurality of data signal lines;
• and
• a source driver, comprising:
• a first cache module, comprising M first cache units configured to cache N pieces of initial data at intervals, wherein each piece of the initial data corresponds to one of the data signal lines;
• a second cache module, comprising M second cache units in a one-to-one correspondence to the M first cache units;
• an operation conversion module connected between the first cache module and the second cache module and configured to send P pieces of initial data among the N pieces of initial data to P corresponding second cache units, calculate (M-P) pieces of interpolation data based on Q pieces of initial data among the N pieces of initial data, and send the (M-P) pieces of interpolation data to (M-P) second cache units other than the P corresponding second cache units;
• and
• an output module configured to output M pieces of data cached by the M second cache units to the plurality of data signal lines;
• where M is a positive integer greater than 2, N is a positive integer less than M, and both P and Q are positive integers less than or equal to N,
• wherein the source driver further comprises an operation converter, the operation converter comprises M first switches, K second switches, and K operation units,
• inputs of the M first switches are connected to outputs of the M first cache units, respectively, output of each of the first switches is connected to one second cache unit and at least one operation unit, and each of the first switches is configured to:
• according to a control signal, turn off output of a connected first cache unit, or output data of the first cache unit to a connected second cache unit, or output the data of the first cache unit to a connected operation unit,
• input of each of the operation units is connected to outputs of at least two first switches, and outputs of the K operation units are connected to inputs of the K second switches, respectively, and
• output of each of the second switches is connected to two second cache units, and each of the second switches is configured to:
• according to a control signal, turn off output of a connected operation unit, or output data of the connected operation unit to one of the two connected second cache units,
• where K is a positive integer less than M,
• each row of the multiple rows and columns of sub-pixels comprises sub-pixels of multiple colors, and the sub-pixels of multiple colors are cyclically arranged,
• every two gate scanning signal lines among the plurality of gate scanning signal lines connect one row of sub-pixels, and each of the plurality of data signal lines connects two columns of sub-pixels, and
• two sub-pixels connected to a same data signal line and connected to two adjacent gate scanning signal lines respectively are sub-pixels of different colors,
• wherein the multiple rows and columns of sub-pixels comprise an ith row of sub-pixels, and the source driver further comprises a data module configured to:
• obtain a first group of initial data and a second group of initial data obtained based on multiple pieces of initial data corresponding to the ith row of sub-pixels, wherein the first group of initial data corresponds to a first part of sub-pixels in the ith row of sub-pixels, the second group of initial data corresponds to a second part of sub-pixels in the ith row of sub-pixels, and wherein the first part of sub-pixels comprises sub-pixels of a first color and sub-pixels of a second color, the second part of sub-pixels comprises sub-pixels of the second color and sub-pixels of a third color, and each group of the first group of initial data and the second group of initial data comprises the N pieces of initial data;
• output the first group of initial data to the first cache module at a first moment, so that the first cache module caches the first group of initial data;
• and
• output the second group of initial data to the first cache module at a second moment, so that the first cache module caches the second group of initial data,
• where i is a positive integer, wherein
• every two pieces of initial data among the N pieces of initial data are stored as a subgroup in two adjacent first cache units, and one first cache unit is spaced between every two subgroups,
• a jth operation unit in the K operation units is connected to a jth first switch and a (j+3)th first switch, and
• a jth second switch connected to the jth operation unit is connected to a (j+1)th second cache unit and a (j+2)th second cache unit,
• where j=1, 2, 3, . . . , K.

An electronic device, comprising a display apparatus, wherein the display apparatus comprises:

• a display substrate, comprising multiple rows and columns of sub-pixels arranged in an array, a plurality of gate scanning signal lines and a plurality of data signal lines;
• and
• a source driver, comprising:
• a first cache module, comprising M first cache units configured to cache N pieces of initial data at intervals, wherein each piece of the initial data corresponds to one of the data signal lines;
• a second cache module, comprising M second cache units in one-to-one correspondence to the M first cache units;
• an operation conversion module connected between the first cache module and the second cache module and configured to send P pieces of initial data among the N pieces of initial data to P corresponding second cache units, calculate (M-P) pieces of interpolation data based on Q pieces of initial data among the N pieces of initial data, and send the (M-P) pieces of interpolation data to (M-P) second cache units other than the P corresponding second cache units;
• and
• an output module configured to output M pieces of data cached by the M second cache units to the plurality of data signal lines;
• where M is a positive integer greater than 2, N is a positive integer less than M, and both P and Q are positive integers less than or equal to N, wherein the source driver further comprises an operation converter, the operation converter comprises M first switches, K second switches, and K operation units,
• inputs of the M first switches are connected to outputs of the M first cache units, respectively, output of each of the first switches is connected to one second cache unit and at least one operation unit, and each of the first switches is configured to:
• according to a control signal, turn off output of a connected first cache unit, or output data of the first cache unit to a connected second cache unit, or output the data of the first cache unit to a connected operation unit;
• input of each of the operation units is connected to outputs of at least two first switches, and outputs of the K operation units are connected to inputs of the K second switches, respectively;
• and
• output of each of the second switches is connected to two second cache units, and each of the second switches is configured to:
• according to a control signal, turn off output of a connected operation unit, or output data of the connected operation unit to one of the two connected second cache units,
• where K is a positive integer less than M.