MSM63188A-XXXGS-BK Ver la hoja de datos (PDF) - Oki Electric Industry

Número de pieza

componentes Descripción

Fabricante

MSM63188A-XXXGS-BK

4-Bit Microcontroller with Built-in 1024-Dot Matrix LCD Drivers and Melody Circuit, Operating at 0.9 V (Min.)

Oki Electric Industry 

¡ Semiconductor

MSM63188A

• Stack level

Call stack level

Register stack level

: 16 levels

: 16 levels

• I/O ports

Input ports: Selectable as input with pull-up resistance/input with pull-down resistance/

high-impedance input

Output ports: Selectable as P-channel open drain output/N-channel open drain output/

CMOS output/high-impedance output

Input-output ports: Selectable as input with pull-up resistance/input with pull-down

resistance/high-impedance input

Selectable as P-channel open drain output/N-channel open drain

output/CMOS output/high-impedance output

Can be interfaced with external peripherals that use a different power supply than this device

uses.

Number of ports:

Input port

: 2 ports ¥ 4 bits

Output port

: 6 ports ¥ 4 bits

Input-output port

: 6 ports ¥ 4 bits

• Melody output function

Melody sound frequency

Tone length

Tempo

Note data

Buzzer drive signal output

: 529 to 2979 Hz

: 63 types

: 15 types

: Resides in the program memory

: 4 kHz

• LCD driver

Number of segments

: 1024 Max. (64 SEG ¥ 16 COM)

1/1 to 1/16 duty

1/4 or 1/5 bias (regulator built-in)

Selectable as all-on mode/all-off mode/power down mode/normal display mode

Adjustable contrast

• Multiplier/divider circuits

Multiplier : (8 bits) ¥ (8 bits) Æ Product (16 bits)

Divider : (16 bits) ÷ (8 bits) Æ Quotient (16 bits), Remainder (8 bits)

• Reset function

Reset through RESET pin

Power-on reset

Reset by low-speed oscillation halt

• Battery check

Low-voltage supply check

Criterion voltage

: Can be selected as 1.05 ±0.10 V, 1.30 ±0.15 V,

2.20 ±0.20 V or 2.80 ±0.30 V

• Power supply backup

Backup circuit (voltage multiplier) enables operation at 0.9 V minimum

2/32

Share Link: