st5080d STMicroelectronics, st5080d Datasheet - Page 15

• Manufacturer Part Number: st5080d
• Description: Piafe Programmable Isdn Audio Front End
• Manufacturer: STMicroelectronics

Table 4: Control Register CR2 Functions
Table 5: Control Registers CR3 Functions
Table 6: Control Register CR4 Functions
*:
msb
msb
VS
d7
d7
7
7
7
0
1
TE
d6
d6
6
6
6
0
1
state at power on initialization
d5
d5
SI
5
5
5
0
1
EE
d4
d4
4
4
4
0
1
RTL RTE
d3
d3
3
3
3
0
0
1
1
d2
d2
2
2
2
0
1
0
1
SL
d1
d1
1
1
1
0
0
1
1
SE
d0
lsb
d0
lsb
0
0
0
0
1
0
1
Data sent to Receive path or Data received from D
D
MIC1 selected
MIC2 selected
Transmit input muted
Transmit input enabled
Internal sidetone disabled
Internal sidetone enabled
EAIN disconnected
EAIN selected to Loudspeaker
Ring / Tone muted
Ring / Tone to Earpiece
Ring / Tone to Loudspeaker
Ring / Tone to Earpiece and Loudspeaker
Receive signal muted
Receive signal connected to earpiece amplifer
Receive signal connected to loudspeaker amplifier
Receive signal connected to loudspeaker and
earpiece amplifier
X
data transmitted
Function
Function
Function
R
input
ST5080A
*
*
*
*
*
*
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