MC33591 Просмотр технического описания (PDF) - Motorola => Freescale

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MC33591

PLL Tuned UHF Receiver for Data Transfer Applications

Motorola => Freescale 

DATA MANAGER

DATA MANAGER

This block has five purposes:

- ID detection,

- Header recognition,

- Clock recovery,

- Output data and recovered clock on SPI port,

- End-of-Message detection.

Table 2 details some ROMEO2 features versus the bits DME and SOE values.

DME

0

1

SOE

0

1

0

1

Table 2: ROMEO2 features versus DME and SOE

Timer

ROMEO2

kept in Run mode by

Microcontroller

woken-up by

External control by

STROBE pin

Internal and external

control by STROBE pin

STROBE pin

Raw data

External control by

STROBE pin

STROBE pin

Message Detection

word

Internal and external

control by STROBE pin

ID detection

and STROBE pin

Data clock

Table 3 details some ROMEO2 features versus DME values.

DME

0

1

Table 3: ROMEO2 features versus DME

SPI status

Data format

Disabled

Bitstream

No clock

Master when

RESETB=1

Data bytes

Recovered clock

Output

MOSI

-

MOSI

SCLK

8

MC33591 Technical Data

MOTOROLA

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