Labels:text | screenshot | diagram | line | parallel | rectangle | font | display | number OCR: Master T ,, "reset pulse" 480 us minimum Master Rx 960 us maximum 480 us minimum DS2404 DS2404 Tx walts "presence pulse" Ncc 15 - 60us K-60 - 240 us - 1-Wire Bus GND Line Type Legend: Bus master active low DS2404 active low Both bus master and DS2404 active low Resistor pull-up Figure 6: 2404 reset sequence.