M38B53M4-059FP datasheet(35/355 Pages) MITSUBISHI

35 / 355 page

38B5 Group User’s Manual

1-19

HARDWARE

FUNCTIONAL DESCRIPTION

Fig. 13 Port block diagram (3)

(18) Ports P85, P86

(19) Port P87

(20) Port P90

(21) Port P91

Port P90

Oscillator

Port Xc switch bit

(17) Port P84

(16) Port P65

Sub-clock generating circuit input

Port Xc switch bit

P87/PWM

output enable

bit

PWM0 output

RTP output

Real time port

control bit

SSTB1 output

Pull-up control

(15) Port P64

Data bus

SBUSY1 output

INT4 interrupt input, SBUSY1 input

A-D conversion input

P62/SRDY1•P64/SBUSY1

pin control bit

P65/SSTB1 pin control bit

Pull-up control

Port latch

Direction register

Analog

input

selection

bit

Data bus

Port latch

Direction register

A-D conversion input

Pull-up control

Port latch

Direction register

Data bus

Local data

bus

Dimmer signal

(Note)

FLD/Port

switch register

Pull-up control

Port latch

Direction register

Data bus

Local data

bus

Dimmer signal

(Note)

FLD/Port

switch register

Pull-up control

Port latch

Direction register

Data bus

Local data

bus

Dimmer signal

(Note)

FLD/Port

switch register

Pull-up control

Port latch

Direction register

Data bus

Port Xc switch bit

Pull-up control

Port latch

Direction register

Data bus

* High-breakdown-voltage P-channel transistor

Note: The dimmer signal sets the Toff timing.

(14) Ports P63, P7

Pull-up control

Data bus

Port latch

Direction register

A-D conversion input

Analog input pin selection bit

Dimmer output control bit (P63)

Dimmer signal output (P63)

M38B53M4-059FP Datasheet(PDF) 35 Page - Mitsubishi Electric Semiconductor

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