Patent summary: This utility model discloses a control circuit for an LED display screen and an LED display device. The selection signal input end and SPI signal input end of the channel selection module in the control circuit are paired with the selection signal output end and SPI signal output end of the receiving card.Should be connected, the first output end of the channel selection module is connected to the serial port data receiving end of the control module reserved module, connected to the SPI signal receiving end of the storage module reserved module through short circuit, the second input end of the channel selection module is connected to the serial port data transmitting end of the control module reserved module, connected to the SPI data transmitting end of the storage module reserved module through short connected reserve module, the second output end of the channel selection output module is connected to the SPI of the receiving card The data receiving end is connected, and the SPI signal end of the reserved module of the control module is connected to the SPI signal end of the reserved module of the storage module. The utility model realizes the compatibility of SPI communication and serial port communication of the receiving card through the channel selection module, thereby reducing the number of components.
Since this yearUnilumin Technology obtained 154 new patent authorizations, an increase of 17.56% compared with the same period last year. Combined with the company's 2025 interim financial data, the company invested 174 million yuan in research and development in the first half of this year, a year-on-year decrease of 0.8%.
Through Tianyancha big data analysis, Shenzhen Uniming Technology Co., Ltd. has invested in a total of 30 companies and participated in bidding projects 2,043 times; in terms of property clues, there are 201 pieces of trademark information, 1,822 pieces of patent information, and 425 pieces of copyright information; in addition, the company also has 33 administrative licenses.
Data source: Tianyancha APP
