TDA5230 Datasheet, PDF (165/186 Pages) Infineon Technologies AG – Universal Low Power ASK/FSK Single Conversion Multi-Channel Image-Reject Receiver

TDA523x
Register Descriptions
FSKNP: FSK Noise Power
ADDR: 0xAF
Reset Value: 0x00
Bit R/W Description
7:0 R FSK Noise Power
The read only register contains the actual noise power that should be used
to set the Dual: ANDTHRES and BNDTHRES: FSK Noise Detector
Threshold register.
ASKNP: ASK Noise Power
ADDR: 0xB0
Reset Value: 0x00
Bit R/W Description
5:0 R ASK Noise Power
The read only register contains the actual noise power that should be used
to set the Dual: ASIGDET0 and BSIGDET0: Signal detector (Run Mode)
and Dual: ASIGDET1 and BSIGDET1: Signal detector (Wake Up)
register.
RSSI1: Peak-Detector 1 read register
ADDR: 0xAC
Bit R/W Description
7:0 R RSSI: Peak Level During Payload
Tracking started after FSYNC + PKBITPOS
Set at EOM
Cleared at Reset
Reset Value: 0x00
RSSI2: Peak-Detector 2 read register
ADDR: 0xAD
Bit R/W Description
7:0 C RSSI: Peak Level.
Tracking is active when Digital Receiver is enabled
Set at higher peak levels than stored
Cleared at Reset and SPI read out
Reset Value: 0x00
Data Sheet
161
Version 4.0, 2007-06-01