7512 datasheet(14/87 Pages) RENESAS

14 / 87 page

Feb 18, 2005

page 14 of 85

REJ03B0122-0101

7512 Group

Fig. 11 Port block diagram (3)

(22) Port P45

Data bus

Discharge FET control polarity

switch bit

DFETCNT output

INT2 input

DFETCNT-INT2

OR output enable bit

(21) Port P44

(20) Port P43

Data bus

Serial I/O2 input/output

comparison signal control bit

Serial I/O2 input/output

comparison signal output

INT2 interrupt input

(19) Ports P41, P42

Data bus

Interrupt input

(18) Port P40

Data bus

CNTR1 interrupt input

Pulse output mode

Timer output

(17) Port P27

Data bus

CNTR0 interrupt

input

Pulse output mode

Timer output

Serial I/O1 ready output

Pulse output mode

Serial I/O1 enable bit

Serial I/O1 mode selection bit

SRDY1 output enable bit

Direction

Port latch

Direction

Port latch

Direction

Port latch

Direction

Port latch

Direction

Port latch

PWM function enable bit

PWM output

Data bus

INT3 interrupt input

Direction

Port latch

PWM output pin selection bit

Short current detect enable bit

Over current detect enable bit

Wake up current detect enable bit

Charge over current detect enable bit

7512 Datasheet(PDF) 14 Page - Renesas Technology Corp

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