ST6255B View Datasheet(PDF) - STMicroelectronics

Part Name

Description

MFG CO.

ST6255B

8-BIT OTP/EPROM MCUs WITH A/D CONVERTER, AUTO-RELOAD TIMER, EEPROM AND SPI

STMicroelectronics 

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ST62T55B ST62T65B/E65B

I/O PORTS (Cont’d)

Table 12. I/O Port Option Selections

MODE

AVAILABLE ON(1)

Input

PA0-PA7

PB0-PB5, PB6-PB7

PC0-PC4

Input

with pull up

PA0-PA7

PB0-PB5, PB6-PB7

PC0-PC4

Input

with pull up

with interrupt

PA0-PA7

PB0-PB5, PB6-PB7

PC0-PC4

SCHEMATIC

Analog Input

PA0-PA7

PC0-PC4

ADC

Open drain output

5mA

PA0-PA7

PC0-PC4

Open drain output

20mA

PB0-PB5, PB6-PB7

Push-pull output

5mA

PA0-PA7

PC0-PC4

Push-pull output

20mA

PB0-PB5, PB6-PB7

Note 1. Provided the correct configuration has been selected.

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Data in

Interrupt

Data in

Interrupt

Data in

Interrupt

Data out

Data out

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