semiconductor chip ob pcb

green electronics signage multimedia number motherboard light laptop machine close semiconductor chip printed circuit board pcb chip cpu manufacturing chip-trade digital-electronic microchip-background electronic-pattern silicon-laboratory microchip-technology semiconductor-industry microcontrollers high-tech integrated-circuits data-integrity circuit board processor motherboard data lines microchip hardware circuit-board 32-bit electrical digital semiconductor technology electronic card electronics green close-up pcb 8-bit secure-boot 16-bit digital-signal root- -trust pins bus-technology component authentication hardware-based engineering system- -chip interface automotive background