M38266EBFS datasheet(18/91 Pages) RENESAS

tên linh kiện	M38266EBFS

Giải thích chi tiết về linh kiện	SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER

PDF	91 Pages

Scroll/Zoom	100%

nhà sản xuất	RENESAS [Renesas Technology Corp]

Trang chủ	http://www.renesas.com

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18 / 91 page

Rev.1.00

Sep 06, 2006

page 18 of 88

REJ03B0181-0100

3826 Group (One Time PROM version)

Fig. 14 Port block diagram (1)

(5) Port P44

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

Pull-up control

VL1/VSS

VL2/VL3/VCC

VL1/VSS

VL2/VL3/VCC

VL1/VSS

VL2/VL3/VCC

(1) Ports P01–P07, P11–P15

Data bus

Port latch

Interface logic level

shift circuit

Pull-up

Port

Segment

Segment/Port

LCD drive timing

Segment output

enable bit

Segment data

Port direction register

(2) Ports P00, P10

Data bus

Port latch

Interface logic level

shift circuit

Port

Segment

Segment/Port

LCD drive timing

Segment data

Port direction register

Direction register

Pull-up

Data bus

Port latch

Interface logic level

shift circuit

Port

Segment

Segment/Port

LCD drive timing

Segment data

Port P3 output control bit

Pull-up

(3) Port P3

Data bus

Port latch

Direction

Key input interrupt input

INT1, INT2 interrupt input

Except P16, P17

Pull-up control

Data bus

Port latch

Direction

Serial I/O1 enable bit

Serial I/O1 input

Receive enable bit

Segment output

enable bit

Segment output

enable bit

Port P3 output

control bit

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