81TC94A92FG2009-05-276PinNo. Symbol I/O Description Default Remarks21 FSMoNiT O3AI/FFocus Error signal / Sub beam add signaloutput pin(monitor pin/GND) O22 RFZi I3AI/F RF ripple zero-cross signal Input pin I23 RFRP O3AI/F RF ripple signal output pin. O24 TEi O3AI/F Tracking error signal output pin. OBulit-in serises R=500Ω.Connect to VRo bycapacitor.25 AVDD3 - Power supply pin for 3.3 V CD analog circuits. -26 FOo O3AI/F Focus servo equalizer output pin. O Bulit-in serises R=3.3 kΩ27 TRo O3AI/F Tracking servo equalizer output pin. O Bulit-in output R=3.3 kΩ28 VSS-3 - Grounding pin for 1.5V Decoder-DSPCD circuit -29 FMo O3AI/F Feed servo equalizer output pin. O Bulit-in output R=3.3 kΩ30 FMoS O3AI/FFeed servo equalizer output pin.(Stepper motor application) O Bulit-in output R=3.3 kΩ31 DMo O3AI/F Disc servo equalizer output pin O Bulit-in output R=3.3 kΩ32 VDD1-3 I/O3I/FPower supply pin for 1.5V Decoder-DSP/CD circuit -33 Pio8 I/O3I/F Port 8(General Input/Output Port ) ICMOS PortSchmitt inputRefer to [1.2 Pin Assinment Table]34 Pio9 I/O3I/F Port 9(General Input/Output Port ) ICMOS PortSchmitt inputRefer to [1.2 Pin Assinment Table]35 Pio10 I/O3I/F Port 10(General Input/Output Port ) ICMOS PortSchmitt inputRefer to [1.2 Pin Assinment Table]36 Pio11 I/O3I/F Port 11(General Input/Output Port ) ICMOS PortSchmitt inputRefer to [1.2 Pin Assinment Table]37Pio12/CDMoN0/FGiNI/O3I/F Port 12(General Input/Output Port )/ CD Monitor 0 / FG signal input ICMOS PortSchmitt inputRefer to [1.2 Pin Assinment Table]38 Pio13/CDMoN1I/O3I/FPort 13(General Input/Output Port )/ CD Monitor1 ICMOS PortSchmitt inputRefer to [1.2 Pin Assinment Table]39 Pio14/CDMoN2I/O3I/FPort 14(General Input/Output Port )/ CD Monitor 2 ICMOS PortSchmitt inputRefer to [1.2 Pin Assinment Table]40 CDMoN3 O3I/F CD Monitor3 (Default output : SBSY) O CMOS PortRefer to [1.2 Pin Assinment Table]