CC2500-RTR1 datasheet(35/84 Pages) TI

35 / 84 page

CC2500

PRELIMINARY Data Sheet (Rev.1.2)

SWRS040A

Page 35 of 83

Receiver

Transmitter

1) Storing coded

data

2) Transmitting

interleaved data

4) Passing on data

to decoder

3) Receiving

interleaved data

Data

Figure 14: General principle of matrix interleaving

19 Radio Control

19,20

13,14,15

IDLE

CALIBRATE

MANCAL

3,4,5

SETTLING

9,10,11

RX_ OVERFLOW

TX_ UNDERFLOW

RXTX_ SETTLING

FSTXON

SFSTXON

FS_ AUTOCAL= 00 | 10 | 11

SRX | STX | SFSTXON | WOR

SRX | WOR

STX

TXFIFO_ UNDERFLOW

STX | RXOFF_ MODE= 10

RXOFF_ MODE= 00

FS_ AUTOCAL= 10 | 11

SFTX

SRX | TXOFF_ MODE= 11

SIDLE

SCAL

CAL_ COMPLETE

FS_ AUTOCAL= 01

SRX | STX | SFSTXON | WOR

RXFIFO_ OVERFLOW

CAL_ COMPLETE

SFRX

CALIBRATE

IDLE

TXOFF_ MODE= 00

FS_ AUTOCAL= 10 | 11

RXOFF_ MODE= 00

FS_ AUTOCAL= 00 | 01

TXOFF_ MODE= 00

FS_ AUTOCAL= 00 | 01

TXOFF_ MODE= 10

RXOFF_ MODE= 11

SFSTXON | RXOFF_ MODE= 01

TXRX_ SETTLING

SRX | STX | SFSTXON | WOR

SLEEP

SPWD | SWOR

XOFF

SXOFF

CSn = 0

CSn = 0 | WOR

( STX | SFSTXON) & CCA

RXOFF_ MODE= 01 | 10

TXOFF_ MODE=01

FS_ WAKEUP

6,7

SRX

Figure 15: Complete radio control state diagram

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