STR711FR0 datasheet(30/80 Pages) STMICROELECTRONICS

Part #	STR711FR0

Description	ARM7TDMI??32-bit MCU with Flash, USB, CAN, 5 timers, ADC, 10 communication interfaces

PDF	80 Pages

Scroll/Zoom	100%

Manufacturer	STMICROELECTRONICS [STMicroelectronics]

Direct Link	http://www.st.com

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30 / 80 page

System architecture

STR71xFxx STR710RZ

30/80

Doc ID 10350 Rev 13

3.6

I/O port configuration

Legend:

AIN: Analog Input

CMOS: CMOS Input levels

IPUPD: Input Pull Up /Pull Down

TTL: TTL Input levels

N.A.: not applicable. In Output mode, a read access to the port gets the output latch value.

Table 6.

Port bit configuration table

Configuration mode

Input

buffer

PxD

PxC2

PxC1

PxC0

Read

access

Write

access

INPUT

TTL Input Floating

TTL floating

I/O pin

don’t care

CMOS Input Floating

CMOS floating

I/O pin

don’t care

CMOS Input Pull-Down

(IPUPD)

CMOS Pull-

Down

I/O pin

CMOS Input Pull-Up (IPUPD)

CMOS

Pull-Up

I/O pin

Analog input

AIN

don’t care

OUTPUT

Output Open-Drain

N.A.

I/O pin

0 or 1

Output Push-Pull

N.A.

last value

written

0 or 1

Alternate Function Open-Drain CMOS floating

I/O pin

don’t care

Alternate Function Push-Pull

CMOS floating

I/O pin

don’t care

STR711FR0 Datasheet(PDF) 30 Page - STMicroelectronics

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