
Since the number of the display is larger than the number of the segment driver, the display anode is reference grounded and stripped to 180V by the cathode. The positive logic CMOS address circuit is powered by a 10V supply and is coupled with the Motorola MC14558 decoder output and then into the MC3491 segment driver.
Uv Curing Hydrogel Film,Glass Protector,Matte Frosted Antiglare Full Cover Screen Protector,Cut Screen Protector Glass
Shenzhen TUOLI Electronic Technology Co., Ltd. , https://www.tlhydrogelprotector.com