MSM64P155 Ver la hoja de datos (PDF) - Oki Electric Industry

Número de pieza

componentes Descripción

Fabricante

MSM64P155

4-Bit Microcontroller with Built-in LCD Driver and Melody Circuit

Oki Electric Industry 

¡ Semiconductor

MSM64P155/64P155L

Handling When Specific Pins Are Not Used

Symbol

Recommended Pin Connection

TST1 to TST3 Open

P2.0 to P2.3 "L" level or open

P3.0, P3.1 "L" level or open

P4.0 to P4.3 Open

P6.0 to P6.3 In input mode : "L" level or open (Initial setting: input mode)

In output mode : Open

P7.0 to P7.3 In input mode : "L" level or open (Initial setting: input mode)

In output mode : Open

MD0, MD0

MD1, MD1

Open

COM1 to COM4 Open

SEG0 to SEG59 Open

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