msm7503 Oki Semiconductor, msm7503 Datasheet - Page 31

• Manufacturer Part Number: msm7503
• Description: Multi-function Pcm Codec
• Manufacturer: Oki Semiconductor

PB tone control
WRITE Mode
Address Data
DB7 DB6 DB5 DB4 DB3 DB2 DB1 DB0
1
0
1
0
Control Data
AD1 = 0, AD0 = 0
PBTC
0
X
0
0
0
0
0
0
0
0
1
1
1
1
1
1
1
1
0
0
0
0
1
1
1
1
0
0
0
0
1
1
1
1
X
X
0
0
1
1
0
0
1
1
0
0
1
1
0
0
1
1
X
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
Output PB Frequency
PB
PB tone stop
A
B
C
D
1
2
3
4
5
6
7
8
9
*
0
#
697 Hz
697
697
697
770
770
770
770
852
852
852
852
941
941
941
941
Low
1209 Hz
1336
1477
1633
1209
1336
1477
1633
1209
1336
1477
1633
1209
1336
1477
1633
High
SW16, SW17, SW18: OFF
When PBTC = 0
PB tone is sent to the transmit path T0 and the receive path RPO.
When PBTC = 1
PB tone is sent to the receive path SPO only.
SW16: ON
SW17: ON
SW18: OFF
SW16: OFF
SW17: OFF
SW18: ON
Remarks