Reset settings = 0000_0000b (0x00) SE5 (DSP1). (SE8 = 0x02) R" />
參數(shù)資料
型號(hào): SI2400URT-EVB
廠商: Silicon Laboratories Inc
文件頁(yè)數(shù): 65/94頁(yè)
文件大?。?/td> 0K
描述: BOARD EVAL FOR SI2400 ISOMODEM
標(biāo)準(zhǔn)包裝: 1
系列: ISOmodem®
主要目的: 電信,調(diào)制解調(diào)器
嵌入式:
已用 IC / 零件: SI2400
主要屬性: 雙路 RJ-11 連接至電話線路,音頻連接器
次要屬性: RS-232,TTL 串行和 USB 接口
已供物品: 板,調(diào)制解調(diào)器,電源
相關(guān)產(chǎn)品: SI2400-BS-ND - IC ISOMODEM SYSTEM-SIDE 16SOIC
SI2400-FS-ND - IC ISOMODEM SYST-SIDE DAA 16SOIC
336-1093-ND - IC ISOMODEM SYSTEM-SIDE 16SOIC
其它名稱: 336-1166
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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