Panasonic MN101C77C, F77G user manual Block Diagram P76, P77

Chapter 4 I/O Ports

Pull-up/down resistor control

Pull-up/down resistor selection

I/O direction control

Port output data

Output mode control

Port input data

Timer input

Timer output

		Reset
		R	P7PLUD6,7
		D Q
	Write	L	Read
		Reset
		R	FLOAT(bp4)
		D Q
	Write	L	Read
		Reset
Data		R	P7DIR6,7
		D Q
bus	Write	L	Read		P76,P77
		Reset
		R	P7OUT6,7	0	M
		D Q			U
	Write	L	Read	1
					X
		Reset
		R	P1OMD6,7
		D Q
	Write	L	Read
			P7IN6,7
		Read
		Figure 4-7-9 Block Diagram (P76, P77 )

IV - 36 Port 7