Labels:text | screenshot | diagram | line OCR: 25 (GND) Your Circuit 9 (D7) PC 8 (D6) Paralle 7 (D5) Printer 6 (D4) Port 5 (D3) 4 (D2) 3 (D1) 2 (DO) 330$2 Figure 3 - General scheme for interfacing to a bidirectional paral- lel port. The resistors protect ICs when both devices are in output mode.