Reset settings = 0000_0000b (0x00) SE5 (DSP1). (SE8 = 0x02) R" />
參數(shù)資料
型號: SI2400-FS
廠商: Silicon Laboratories Inc
文件頁數(shù): 65/94頁
文件大?。?/td> 0K
描述: IC ISOMODEM SYST-SIDE DAA 16SOIC
標(biāo)準(zhǔn)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(yīng)商設(shè)備封裝: 16-SOIC N
包裝: 管件
配用: 336-1166-ND - BOARD EVAL FOR SI2400 ISOMODEM
Si2400
68
Rev. 1.3
Reset settings = 0000_0000b (0x00)
SE5 (DSP1). (SE8 = 0x02) Read Only Definition
Bit
D7D6D5D4D3
D2
D1
D0
Name
DDAV
TDET
TONE
Type
RR
R
Bit
Name
Function
7
DDAV
DSP Data Available.
6TDET
Tone Detected.
Indicates a TONE (any of type 0–25 below) has been detected.
0 = Not detected.
1=Detected.
5
Reserved
Read returns zero.
4:0
TONE
Tone Type Detected.
When TDET goes high, TONE indicates which tone has been detected from the following:
TONE
Tone Type
Priority
00000–01111
DTMF 0–15 (DTMFE = 1)1 See Table 23 on page 39
1
10000
Answer tone detected 2100 Hz (ANSE = 1)2
2
10001
Bell 103 answer tone detected 2225 Hz (ANSE = 1)
2
10010
V.23 forward channel mark 1300 Hz (V23E = 1)3
3
10011
V.23 backward channel mark 390 Hz (V23E = 1)
3
10100
User defined frequency 1 (USEN1 = 1)4
4
10101
User defined frequency 2 (USEN1 = 1)
4
10110
Call progress filter A detected
6
10111
User defined frequency 3 (USEN2 = 1)5
5
11000
User defined frequency 4 (USEN2 = 1)
5
11001
Call progress filter B detected
6
Notes:
1. SE6[0] (DTMFE) SE8
= 0x02.
2. SE6[1] (ANSE) SE8
= 0x02.
3. SE6[2] (V23E) SE8
= 0x02.
4. SE6[3] (USEN1) SE8
= 0x02.
5. SE6[4] (USEN2) SE8
= 0x02.
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