Sharp SF-1120 Mcs, Clk Out, RES Reset, Nmi, Extal, Xtel, Hwr Out, Lwr Out, MD0, MD1, MD2, Avcc

Pin No.	Port	Signal name	IN/OUT	H/L	Specifications
52	P27	A15			Address signal
53	P50	A16			Address signal
54	P51	LHPS	IN	L	Lens home position signal (LOW at 100%)
55	P52	PPD	IN	H	Transport pass sensor signal (HIGH when paper is sensed.)
56	P53	MCS	IN	H	Drum marking sensor signal
57	VSS	VSS			Power (GND)
58	P60	DATA0	IN		Matrix input 0 (LSI51)
59	P61	DATA1	IN		Matrix input 1 (LSI51)
60	P62	DATA2	IN		Matrix input 2 (LSI51)
61	S-CLK	S-CLK	OUT	H	System clock (Fixed to HIGH)
62	/STBY	/STBY	IN	H	Standby signal (Fixed to HIGH)
63	/RES	/RESET	IN	L	Reset at LOW.
64	NMI	NMI			Non-maskable interruption (Fixed to LOW.)
65	VSS	VSS			Power (GND)
66	EXTAL	EXTAL	IN		Clock (8MHz)
67	XTEL	XTEL	IN		Clock (8MHz)
68	VCC	VCC			Power (+5V2)
69	P63	/AS	OUT	H	Address strobe signal (Fixed to HIGH.)
70	P64	/RD	OUT	L	ROM. I/O data read signal
71	P65	/HWR	OUT	L	I/O data write signal
72	P66	/LWR	OUT	H	Lower write signal (Fixed to HIGH.)
73	MD0	MD0	IN	H	Mode set signal (Fixed to HIGH.)
74	MD1	MD1	IN	L	Mode set signal (Fixed to LOW.)
75	MD2	MD2	IN	H	Mode set signal (Fixed to HIGH.)
76	AVCC	AVCC			A/D, D/A convertor power
77	VREF	VREF			A/D, D/A convertor reference voltage
78	P70	AES	IN		AE sensor signal (Analog input signal)
79	P71	TH	IN		Thermistor signal (Analog input signal)
80	P72	TCS	IN		Toner density sensor signal (Analog input signal)
81	P73	PROCON	IN		Process control signal (Analog input signal)
82	P74	DVC	IN		Developing unit color detection signal (Analog input signal)
83	P75	PD	IN		Original sensor signal (Analog input signal)
84	P76	BLDATA	OUT		Blank lamp data signal (Analog input signal)
85	P77	PCG	OUT		Process control gain signal
86	AVSS	GND
87	P80	MHPS	IN	H	Mirror home position sensor signal
88	P81	FWS	IN		Zero cross detection signal
89	P82	/CS2	OUT	L	Chip select signal (I/O) (I/O is selected at LOW.)
90	P83	/CS1	OUT	L	Chip select signal (EPROM) (EPROM is selected at LOW.)
91	P84	TFD	IN	H	Waste toner sensor signal (Toner full at HIGH)
92	VSS	GND			Power (GND)
93	PA0	LED0	OUT	H	Original detection LED lighting signal 0 (ON at HIGH)
94	PA1	LED1	OUT		Original detection LED lighting signal 1 (ON at HIGH)
95	PA2	CLPWM	OUT		Copy lamp control signal (PWM signal)
96	PA3	MMRE	IN		Main motor rotary encoder detection signal
97	PA4	GBPWM	OUT		Grid bias control signal (PWM signal)
98	PA5	PFMCLK	OUT		Paper feed motor clock signal
99	PA6	TM0	OUT	H	Toner supply motor drive signal 0 (ON at HIGH)
100	PA7	TM1	OUT	H	Toner supply motor drive signal 1 (ON at HIGH)

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