Display drive method, display drive apparatus, display apparatus, and wearable device

A display drive apparatus, comprising:

• a display data signal receiving circuit configured to receive an original display data signal comprising a display mode data bit, a gate line scanning data bit, and a data voltage data bit;
• a signal sampling circuit configured to sample the original display data signal based on a clock input signal to obtain a display mode signal, a gate line scanning signal, and an initial data voltage signal, respectively, based on the display mode data bit, the gate line scanning data bit and the data voltage data bit of the original display data signal, wherein the signal sampling circuit comprises:
• a first counter configured to count a number of pulses in the clock input signal, and acquire the display mode data bit, the gate line scanning data bit, and the data voltage data bit from the original display data signal respectively according to the number of pulses counted;
• a display mode determining circuit configured to obtain the display mode signal based on the display mode data bit by determining a current display state mode and a color display state mode for the display apparatus based on a value of each data bit of the display mode data bit, and generating a corresponding display mode signal according to the current display state mode and the color display state mode;
• a gate line decoder configured to decode the gate line scanning data bit to obtain the gate line scanning signal;
• and
• a decoder configured to obtain the initial data voltage signal according to the data voltage data bit;
• a data shifting circuit configured to shift the initial data voltage signal according to the display mode signal to obtain a data voltage signal;
• and
• a display circuit configured to control the display apparatus to display based on the display mode signal, the gate line scanning signal, and the data voltage signal.

A system, comprising:

• a display apparatus comprising a display panel and a display drive apparatus, wherein the display drive apparatus is arranged on the display panel and comprises:
• a display data signal receiving circuit configured to receive an original display data signal comprising a display mode data bit, a gate line scanning data bit and a data voltage data bit;
• a signal sampling circuit configured to sample the original display data signal based on a clock input signal to obtain a display mode signal, a gate line scanning signal, and an initial data voltage signal, respectively, based on the display mode data bit, the gate line scanning data bit and the data voltage data bit of the original display data signal, wherein the signal sampling circuit comprises:
• a first counter configured to count the number of pulses in the clock input signal, and acquire the display mode data bit, the gate line scanning data bit, and the data voltage data bit from the original display data signal respectively according to the number of pulses counted;
• a display mode determining circuit configured to obtain the display mode signal based on the display mode data bit by determining a current display state mode and a color display state mode for the display apparatus based on a value of each data bit of the display mode data bit, and generating a corresponding display mode signal according to the current display state mode and the color display state mode;
• a gate line decoder configured to decode the gate line scanning data bit to obtain the gate line scanning signal;
• and
• a decoder configured to obtain the initial data voltage signal according to the data voltage data bit;
• a data shifting circuit configured to shift the initial data voltage signal according to the display mode signal to obtain a data voltage signal;
• and
• a display circuit configured to control the display apparatus to display based on the display mode signal, the gate line scanning signal, and the data voltage signal.