參數(shù)資料
型號： SI2400-FS
廠商： Silicon Laboratories Inc
文件頁數(shù)： 38/94頁
文件大小： 0K
描述： IC ISOMODEM SYST-SIDE DAA 16SOIC
標準包裝： 48
系列： ISOmodem®
數(shù)據(jù)格式： V.21，V.22，V.23，Bell 103，Bell 212A
波特率： 2.4k
電源電壓： 3 V ~ 5.25 V
安裝類型： 表面貼裝
封裝/外殼： 16-SOIC（0.154"，3.90mm 寬）
供應商設備封裝： 16-SOIC N
包裝： 管件
配用： 336-1166-ND - BOARD EVAL FOR SI2400 ISOMODEM
Si2400
Rev. 1.3
43
8. S Registers
Any register not documented here is reserved and should not be written. Bold selection in bit-mapped registers
indicate default values.
Table 27. S-Register Summary
“S”
Register
Address
(hex)
Name
Function
Reset
S00
0x00
NR
Number of rings before answer; 0 suppresses auto answer.
0x00
S01
0x01
DW
Number of seconds modem waits before dialing after going
off-hook (maximum of 109 seconds).
0x03
S02
0x02
CW
Number of seconds modem waits for a dial tone before hang-up
added to time specified by DW (maximum of 109 seconds).
0x14
S03
0x03
CLW
Duration that the modem waits (53.33 ms units) after loss of car-
rier before hanging up.
0x0E
S04
0x04
TD
Both duration and spacing (5/3 ms units) of DTMF dialed tones.
0x30
S05
0x05
OFFPD
Duration of off-hook time (5/3 ms units) for pulse dialing.
0x18
S06
0x06
ONPD
Duration of on-hook time (5/3 ms units) for pulse dialing.
0x24
S07
0x07
MF1
This is a bit mapped register.1
0x01
S08
0x08
MNRP
Minimum ring period (5/3 ms units).2
0x0A
S09
0x09
MXRP
Maximum ring period (5/3 ms units).2
0x28
S0A
0x0A
ROT
Ringer off time (53.333 ms units).2
0x4B
S0B
0x0B
MNRO
Minimum ringer off time (10 ms units).2
0x08
S0C
0x0C
MF2
This is a bit mapped register.1
0x00
S0D
0x0D
RPE
Ringer off time allowed error (53.333 ms units).2
0x16
S0E
0x0E
DIT
Pulse dialing Interdigit time (10 ms units added to a minimum
time of 64 ms).
0x46
S0F
0x0F
TEC
TIES escape character. Default = +.
0x2B
S10
0x10
TDT
TIES delay time (256 5/3 ms units).
0x07
S11
0x11
ONHI
This is a bit mapped register.1
0x48
S12
0x12
OFHI
This is a bit mapped register.1
0x40
S13
0x13
MF3
This is a bit mapped register.1
0x10
S14
0x14
MF4
This is a bit mapped register.1
0x00
S15
0x15
MLC
This is a bit mapped register.1
0x84
S16
0x16
BTON
Busy tone on. Time that the busy tone must be on (10 ms units)
for busy tone detector.
0x32
Notes:
1. These registers are explained in detail in the following section.
2. The ring detector will only detect ringing if the ring burst on/off times meet the settings in MNRP, MXRP, MNRU, ROT,
and REP.
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