msm7718-01 Oki Semiconductor, msm7718-01 Datasheet - Page 21

• Manufacturer Part Number: msm7718-01
• Description: Echo Canceler With Adpcm Codec
• Manufacturer: Oki Semiconductor

¡ Semiconductor
FUNCTIONAL DESCRIPTION
Control Registers
R/W : Read/write enable R : Read only register
*
CR10
CR11
CR12
CR13
CR14
CR15
CR16
CR17
CR18
Name
CR0
CR1
CR2
CR3
CR4
CR5
CR6
CR7
CR8
CR9
Reg
: These are the symbols of control pins used in the MSM7602 (echo canceler LSI device).
A4
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
1
A3
Address
0
0
0
0
0
0
0
0
1
1
1
1
1
1
1
1
0
0
0
A2
0
0
0
0
1
1
1
1
0
0
0
0
1
1
1
1
0
0
0
A1
0
0
1
1
0
0
1
1
0
0
1
1
0
0
1
1
0
0
1
A0
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
DTMF/OTHERS
PCM PCO
ADPCM
ON/OFF
TX TONE
LECTHR
AECTHR
(HCL)*
(HCL)*
D7/CA7
SEND/
MODE
MUTE
GAIN3
GAIN3
ST15/
SP15
VOX
REC
ST7/
WA7
SEL
VOX
OUT
A15
SP7
B7
—
TX
A7
—
—
Table 1 Control Register Map
Silence level
LECCLR1
PCM PCI
ADPCM
TX TONE
TX TONE
D6/CA6
RESET
PDWN
MUTE
GAIN2
GAIN2
ST14/
SEND
LVL1
MEM
SP14
ST6/
WA6
SEL
A14
SP6
ON
B6
A6
TX
—
—
—
1
Silence level
LECCLR2 LECHD
PCM LN
RX TONE
PCM AD
TX TONE
ADPCM
MODE1
D5/CA5
AECCLR AECHD
GAIN1
GAIN1
SEND
ST13/
PDN/
SEL2
LVL0
SP13
ST5/
WA5
RST
SP5
A13
SEL
B5
ON
TX
A5
—
—
0
PCM LN
TX TONE
ADPCM
MODE0
D4/CA4
GAIN0
GAIN0
TONE4
MUTE
ST12/
ST20/
SEL1
TIME
SP12
SP20
ST4/
WA4
SP4
OFF
A12
A20
INT
B4
TX
TX
A4
—
Contents
MODE3
PCM LN
RX TONE
D3/CA3 D2/CA2 D1/CA1 D0/CA0
LECCCLP
AECCCLP
D TONE3/
(NLP)*
TONE3
(NLP)*
GAIN3
GAIN3
CMD3
MUTE
ST11/
ST19/
SP11
SP19
SEL0
ST3/
WA3
VOX
OPE
DET
CPT
SP3
A11
A19
B3
RX
RX
A3
IN
RX TONE
PCM AC
LEVEL SEL
MODE2
RX. NOISE
(ADP)*
AECHLD
D TONE2/
(APD)*
GAIN2
TONE2
GAIN2
LECHLD
CMD2
MLV2
DTMF
ST10/
ST18/
SP10
SP18
SEL2
WA2
ST2/
OPE
DET
SP2
A10
A18
B2
RX
RX
A2
RX TONE
PCM AC
MODE1
RX. NOISE
DET21L
D TONE1/
AECATT
(ATT)*
(ATT)*
GAIN1
GAIN1
TONE1
CMD1
BUSY/
LECATT
MLV1
ST17/
SP17
SEL1
WA1
ST1/
ST9/
OPE
SP1
SP9
A17
LVL1
B1
RX
RX
A1
A9
MSM7718-01
RX TONE
DET21A
PCM AC
MODE0 R/W
RX. NOISE
TONE0
D TONE0/
GAIN0
GAIN0 R/W
(GC)*
AECGC
CMD0
MLV0
RPM/
LECGC
(GC)*
ST16/
SP16
SEL0
WA0
ST0/
ST8/
OPE
A16
SP0
SP8
LVL0
B0
RX
RX
A0
A8
21/38
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R