UMA1002 datasheet(17/36 Pages) PHILIPS

17 / 36 page

1997 Jan 28

Philips Semiconductors

Product speciﬁcation

Data processor for cellular radio

(DPROC2)

UMA1002

Table 9

Received data word

Table 10 Transmit data word

BIT

TITLE

SENSE

FUNCTION

start

LOW

identiﬁes start of word

BCH error

active HIGH

indicates that an uncorrected BCH error is associated

with the word

29 to 2

received data

binary data

received data word

RXLINE error

active HIGH

indicates that a transmission error has occurred on

the microprocessor to DPROC2 serial link

stop

HIGH

identiﬁes end of the word

BIT

TITLE

SENSE

FUNCTION

start

LOW

identiﬁes start of word

38 and 37

DCC

binary data

digital colour code (see Table 11)

36 to 1

transmit data

binary data

transmit data word

stop

HIGH

identiﬁes end of the word

Fig.7 Data word formats.

(a) Received data word.

(b) Transmit data word.

handbook, full pagewidth

MBC768

START

BCH ERROR

START

DCC 1

DCC 0

RECEIVED WORD (28 bits)

TRANSMIT WORD (36 bits)

CHECK BIT (= 0)

STOP

LSB

Bit 1

Bit 0

Bit 2

Bit 29

Bit 30

Bit 31

Bit 36

Bit 38

Bit 39

Bit 37

Bit 1

Bit 0

MSB

(a)

(b)

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