MSM7732-01 OKI [OKI electronic componets], MSM7732-01 Datasheet - Page 22

• Manufacturer Part Number: MSM7732-01
• Description: Audio CODEC
• Manufacturer: OKI [OKI electronic componets]

B7-B0 ……… Not used
CR6 (VOX function control)
B7 ……………………… VOX function enable; 0/Disable, 1/Enable
B6, B5 …………………… Voice detector level setting;
B4, B2, B1, B0 ………
CR7 (Detect register, read only)
B7 ………………………… Voice detection; 0/Silence, 1/Voice detect
B6, B5 …………………… Voice detect level (indicator);
Note:
B4, B3, B2, B1, B0 ……… Not used
OKI Semiconductor
CR5 (Not used)
Initial Value
Initial Value
Initial Value
*For IC testing
CR7
CR5
CR6
These outputs are enabled when the VOX function is turned on by CR6-B7.
VOX OUT
ON/OFF
B7
VOX
0
B7
B7
––
0
0
If B7 is set to a logic “1”, B3 should be set to a logic “1”.
(0,0): –20 dBm0 (0,1): –26 dBm0 (1,0): –32 dBm0 (1,1): –38 dBm0
Not used
(0,0): Below –50 dBm0
(1,0): –30 to –40 dBm0
TX NOISE
ON LVL1 ON LVL0
LVL1
B6
0
B6
B6
––
0
0
TX NOISE
LVL0
B5
B5
B5
––
0
0
0
B4
––
B4
B4
––
––
0
0
*
B3
B3
––
––
B3
––
(0,1): –40 to –50 dBm0
(1,1): Above –30 dBm0
0
0
*
B2
––
B2
––
B2
0
––
0
*
B1
––
0
B1
B1
––
––
0
*
FEDL7732-01-10
MSM7732-01
B0
––
0
B0
––
B0
––
*
0
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