ATPL00B datasheet(13/152 Pages) ATMEL

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Atmel ATPL00B [datasheet]

43028A-ATPL - 9/12

Table 3-1.

Pin Description List (Continued)

Pin Number

Pin Name

Type

Comments

EMIT.0

Output

Tx/Rx control output pin

This output pin is used by the system to adapt the

external Analog-Front-end either in transmission or in

reception, thus improving the electrical behavior

46, 47, 50, 51,

52, 53, 56, 57,

58, 59, 62, 63

EMIT(1:12)

Output

PLC transmission ports

(3)

P3.1/TxD0

I/O

Microcontroller port 3.1 / Standard Serial Port 0 Tx

When configured as P3.1, this pin is a pseudo-

bidirectional microcontroller I/O port

When configured as TxD0, this pin is the digital output

of the asynchronous standard serial port 0

Internal configuration: 33kΩ typ. pull-up resistor

P3.0/RxD0

I/O

Microcontroller port 3.0 / Standard Serial Port 0 Rx

When configured as P3.0, this pin is a pseudo-

bidirectional microcontroller I/O port

When configured as RxD0, this pin is the digital input of

the asynchronous standard serial port 0

Internal

configuration: 33kΩ typ. pull-up resistor

P4.5/MISO1/INTB3

I/O

Microcontroller port 4.5 / SPI1 Master In Slave Out / Dimmer switch 3

When configured as P4.5, this pin is a pseudo-

bidirectional microcontroller I/O port

When configured as MISO1, this pin is the SPI1 Master

In Slave Out

When configured as INTB3, this pin is the input to

dimmer peripheral signal INTERR(3)

Internal

configuration: 33kΩ typ. pull-up resistor

P4.4/MOSI1/INTB2

I/O

Microcontroller port 4.4 / SPI1 Master Out Slave In / Dimmer switch 2

When configured as P4.2, this pin is a pseudo-

bidirectional microcontroller I/O port

When configured as MOSI1, this pin is the SPI1 Master

Out Slave In

When configured as INTB2, this pin is the input to

dimmer peripheral signal INTERR(2)

Internal

configuration: 33kΩ typ. pull-up resistor

P4.3/SPICLK1/INTB1

I/O

Microcontroller port 4.3 / SPI1 Clock / Dimmer switch1

When configured as P4.3, this pin is a pseudo-

bidirectional microcontroller I/O port

When configured as SPICLK1, this pin is the SPI1 clock

signal

When configured as INTB1, this pin is the input to

dimmer peripheral signal INTERR(1)

Internal configuratio

n: 33kΩ typ. pull-up resistor

ATPL00B Datasheet(PDF) 13 Page - ATMEL Corporation

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