Taximeter hardware schematic

1206 green 1206 green light LED patch led low price quality
Car Audio Crystal 3.2*2.5mm 3225 24M (24.000MHZ) 20PF 10PPM 20PPM 30PPM
Photocoupler
The MCS51 series single-chip microcomputer At89S51 is used as the main controller, and the peripheral circuit components include a digital tube driver, a stand-alone keyboard, and a reset circuit. The hardware circuit schematic is shown in Figure 1. This circuit can realize four main functional modules, which are pulse counting module, timer timing module, button processing and digital tube dynamic scanning.

Encoding Disk



SUS304 Stainless Steel Encoder Grating,Etching Encoding Disk,Encoder Disk

SHAOXING HUALI ELECTRONICS CO., LTD. , https://www.cnsxhuali.com