TDA5230 Datasheet, PDF (40/186 Pages) Infineon Technologies AG – Universal Low Power ASK/FSK Single Conversion Multi-Channel Image-Reject Receiver

TDA523x
Functional Description
4
FIFO locked
Wait Till FIFO Read Out
1
Wait
Wait Till Startup
Sequencer
Has Finished
Sequencer Finished == 0
Sequencer Finished == 1
2
fifolk == 1
INIT
Init FIFO=Init FIFO@Cyc.
Init Receiver
fifolk == 0
Symbol Sync=0
fifolk == 1
fifolk == 0
3
Wait
Wait Till Symbol
Synchronisation
Is Found
Symbol Sync == 1
Symbol Sync == 0
Generating A Frame Start
Interrupt If Not Masked
Hold == 0
12
Hold
Ready for
reconfiguration
Hold == 1
5
Wait
Wait Till Frame Start
Is Found
Frame Sync == 1
6 INIT FIFO
Init FIFO =
Init FIFO@FSYNC
Frame Sync == 0
7
Check
MID Setup
Check The MID Setup
Register
MID Screening enable == 0
MID Screening enable == 1
8
Init MID
Scanning Unit
Initialize The MID
Scanning Unit
Figure 18
9
MID Scanning Finished == 0
Wait
Store RX Data Into FIFO
Wait For Scan Finish
MID Scanning Finished == 1
Generating A MID Found
Interrupt If Not Masked
10 _{Checking ID}
MID Found == 0
Scanning Result
Store RX Data Into FIFO
Analyze The Scanning
Result
MID Found=1
11
EOM Check
EOM Found == 1
Store RX Data Into FIFO
Check For EOM
Generating A EOM Interrupt If
Not Masked
EOM Found == 0
Run Mode Slave
Data Sheet
36
Version 4.0, 2007-06-01