參數(shù)資料
型號： D6571E
廠商： Electronic Theatre Controls, Inc.
英文描述： Chip for an All-Digital Telephone Answering Machine with Flash Memory Interface
中文描述： 芯片的全數(shù)字電話應答機與快閃記憶體介面
文件頁數(shù)： 28/117頁
文件大?。?/td> 551K
代理商： D6571E
D6571E Data Sheet
DS6571E.2
DSP GROUP, INC., 3120 SCOTT BOULEVARD
SANTA CLARA, CA 95054 PH: 408 986-4300 FAX: 408 986-4490
28
HOST INTERFACE PERFORMANCE
The D6571E maximum response times to HOST
commands (for Samsung flash) are as follows:
COMMAND
Idle
Idle after functional modes
Record
Tail Cut
First Playback
Second Playback (offset)
Next Playback (Continue)
Line Monitor
Delete Message
Garbage Collection
Set Current Time
Get Time Stamp
Get Available Record Time
Read Memory Status (VP chksum disabled)
Read Memory Status
MAX STATUS
RESPONSE TIME
*
1 ms
11- 12 ms
1 frame
50 ms
2 ms
1 sec
1 frame
1 frame
5 ms
5.1 sec
2 ms
4 ms
1 0 ms
30 ms
30 ms + 1.95 sec
for each VP sector
2 ms
1 ms
2 ms
Write Telephone Number
Read Telephone Number
Tone Generation (three program
commands)
Tone Generation ( Continue)
Voice Prompt Generation
SpeakerPhone
Initialization
GC status after RESET (“Cold Start”)
GC status after RESET (“Warm Start”)
*
with 4M Samsung Flash
1 frame is 30 ms for 8 KHz and 33 ms for 7.2 KHz sampling
rate
1 frame
1 frame
2 ms
2.2 sec
3 sec
40 ms
The D6571E maximum response times to HOST
commands (for Toshiba flash) are as follows:
COMMAND
Idle
Idle after functional modes
Record
Tail Cut
First Playback
Second Playback (offset)
Next Playback (Continue)
Line Monitor
Delete Message
Garbage Collection
Set Current Time
Get Time Stamp
Get Available Record Time
Read Memory Status (VP chksum disabled)
Read Memory Status
MAX STATUS
RESPONSE TIME
*
1 ms
11- 12 ms
1 frame
850 ms
2 ms
1 sec
1 frame
1 frame
10 ms
5.1 sec
2 ms
4 ms
60 ms
60 ms
60 ms + 4.5 sec for
each VP sector
40 ms
5 ms
6 ms
Write Telephone Number
Read Telephone Number
Tone Generation (three program
commands)
Tone Generation ( Continue)
Voice Prompt Generation
SpeakerPhone
Initialization
GC status after RESET (“Cold Start”)
GC status after RESET (“Warm Start”)
*
with 4M Toshiba Flash
1 frame is 30 ms for 8 KHz and 33 ms for 7.2 KHz sampling
rate
1 frame
1 frame
2 ms
2.2 sec
3 sec
250 ms
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