msm7564-01 Oki Semiconductor, msm7564-01 Datasheet - Page 15

• Manufacturer Part Number: msm7564-01
• Description: A Single Chip 14.4 Kbps Data & Fax Modem
• Manufacturer: Oki Semiconductor

¡ Semiconductor
Control register functional summary
00 R/W
01 R/W
02 R/W
03 R/W
00 R/W
(VOICE)
01R/W
(VOICE)
02 R/W
(VOICE)
03 R/W
(VOICE)
04 W
05 W
06 W
07 W
07 W
(VOICE)
REG (H)
7-0
7-0
7-0
7-0
7-0
7-0
7-0
1
4
0
1
2
3
4
5
6
0
1
2
3
7-4
7-0
0
1
2
3
4
5
7-6
1
2
3
4
BIT
DRAMAL (7-0)
DRAMAH (F-8)
DRAMDL (7-0)
DRAMDH (F-8)
VDATA1ST
VDATA2ND
VDATA3RD
VIOF
VSEN
RAMRDWR
SOFTRST
SLEEP
EQLST
AUTO
STUP
NEGO
PTONE1
PTONE2
PBANS
SFIL
PBANSEL
MODEMSET
V32DATA
ORGANS
SAEQL
RAEQL
GTE
GTS
LALTST
ORGANS
SAEQL
RAEQL
VEN
SYMBOL
Specify low-order 8-bit (bit7 - 0) of the address to access an internal RAM.
Specify high-order 8 bits (bit15 - 8) of the address to access an internal RAM.
Store low-order 8 bits of the data to access an internal RAM.
Store high-order 8 bits of the data to access an internal RAM.
Voice output 1st data
Voice output 2nd data
Voice output 3rd data
Input/output flag of voice data output
Enables voice data output.
When internal RAM is accessed, selects read or write.
Soft reset
Sleep
Controls adaptive equalizer.
Specifies control method of adaptive equalizer.
Start-up control
Auto negotiation control
Programmable tone control 1
Programmable tone control 2
PB tone and answer tone control
Transmission filter control
Selects PB tone and answer tone.
Modem mode setting.
Selects V.32bis and V.32 operating mode.
Sets originate mode and answer mode.
Sets adaptive equalization for transmit.
Sets adaptive equalization for receive.
Sets guard tone generator.
Sets guard tone frequency.
Local analog loop back test control
Sets originate mode and answer mode.
Sets transmit amplitude equalizer.
Sets receive amplitude equalizer.
Enables voice output.
FUNCTION
MSM7564-01
15