LED & LCD Displays
Segment LED displays (7-segment, 14-segment, 5x7 and 8x8 matrices) and character LCD modules (1602, 2004, graphic 12864). Single- and multi-digit variants, common anode or common cathode, in red, green, blue, or white. LCD modules with HD44780 or ST7920 controllers and parallel or I2C interfaces. Used in voltmeters, clocks, counters, soldering stations, consumer and industrial instruments, and Arduino or STM32 projects.