7513 datasheet(19/66 Pages) RENESAS

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SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER

MITSUBISHI MICROCOMPUTERS

7513 Group

Fig. 13 Port block diagram (2)

(8) Port P45

(9) Port P46

(10) Port P47

Data bus

Serial I/O1 enable bit

Transmission enable bit

Serial I/O1 output

P45/TxD P-channel output disable bit

Port latch

Direction register

Pull-up control

Serial I/O1 ready output

Data bus

Port latch

Serial I/O1 mode selection bit

Serial I/O1 enable bit

SRDY1 output enable bit

Direction register

Pull-up control

(11) Ports P52, P53

Data bus

Port latch

Real time control bit

Real time port data

Direction register

Pull-up control

Serial I/O1 clock

selection bit

Data bus

Serial I/O1 clock outupt

Serial I/O1 clock input

Serial I/O1 mode selection bit

Serial I/O1 enable bit

Port latch

Direction register

Serial I/O1 enable bit

Pull-up control

(7) Port P44

(6) Ports P16, P17, P2, P41, P42

Except P16, P17

Data bus

Direction register

Port latch

Pull-up control

Key input interrupt input

INT1, INT2 interrupt input

Serial I/O1 enable bit

Reception enable bit

Serial I/O1 input

Port latch

Pull-up control

Data bus

Direction register

7513 Datasheet(PDF) 19 Page - Renesas Technology Corp

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