st5080d STMicroelectronics, st5080d Datasheet - Page 14

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

ST5080A
Table 2: Control Register CR0 Functions
*:
(1):
Table 3: Control Register CR1 Functions
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(1):
(2):
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HFE ALE
F1
7
0
0
1
1
7
0
1
F0
6
0
1
0
1
6
0
1
state at power on initialization
significant in COMBO I/II mode only
state at power on initialization
significant in COMBO I / II mode only
significant in GCI mode only.
MA
DO
5
0
1
1
5
0
1
MR
IA
X
4
0
1
4
0
1
DN
MX
3
0
1
3
0
1
EN
FF
2
0
1
2
0
1
B7
T1
1
0
1
1
0
0
1
1
DL
T0
0
0
1
0
0
1
0
1
MCLK = 512 kHz
MCLK = 1.536 MHz
MCLK = 2.048 MHz
MCLK = 2.560 MHz
Select MU-255 law
A-law including even bit inversion
A-law; No bit inversion
Delayed data timing
Non delayed data timing
B1 and B2 consecutive
B1 and B2 separated
8 bits time-slot
7 bits time-slot
Normal operation
Digital Loop-back
HFO / HFI pins disabled
HFO / HFi pins enabled
Anti-larsen disabled
Anti-larsen enabled
L0 latch is put in high impedance
L0 latch set to 0
D
CR2 connected to rec. path
Trans path connected to D
CR3 connected to D
voice data transfer disable
voice data transfer enable
B1 channel selected
B2 channel selected
B1* channel selected
B2* channel selected
R
connected to rec. path
X
X
Function
Function
*
*
*
*
*
*
*
*
*
*
*
*
*
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(2)
(2)