U4091BM-N Datasheet, PDF (26/38 Pages) ATMEL Corporation – PROGRAMMABLE TELEPHONE AUDIO PROCESSOR

Table 11. Bits and Corresponding Switches
Register
No.
Name
Description
R2
R2B0
I1O1
Switch on MIC/LTX
R2B1
I1O2
Switch on MIC/RXLS
R2B2
I1O3
Switch on MIC/EPO
R2B3
I1O4
Switch on MIC/AMREC
R2B4
I1O5
Switch on MIC/AGCI
R2B5
I2O1
Switch on DTMF/LTX
R2B6
I2O2
Switch on DTMF/RXLS
R2B7
I2O3
Switch on DTMF/EPO
R3
R3B0
I2O4
Switch on DTMF/AMREC
R3B1
I2O5
Switch on DTMF/AGCI
R3B2
I3O1
Switch on LRX/LTX
R3B3
I3O2
Switch on LRX/RXLS
R3B4
I3O3
Switch on LRX/EPO
R3B5
I3O4
Switch on LRX/AMREC
R3B6
I3O5
Switch on LRX/AGCI
R3B7
I4O1
Switch on AMPB/LTX
R4
R4B0
I4O2
Switch on AMPB/RXLS
R4B1
I4O3
Switch on AMPB/EPO
R4B2
I4O4
Switch on AMPB/AMREC
R4B3
I4O5
Switch on AMPB/AGCI
R4B4
I5O1
Switch on AGCO/LTX
R4B5
I5O2
Switch on AGCO/RXLS
R4B6
I5O3
Switch on AGCO/EPO
R4B7
I5O4
Switch on AGCO/AMREC
26 U4091BM-N
4666B–CORD–08/04