ISD-T360SB Datasheet, PDF (65/109 Pages) List of Unclassifed Manufacturers – VoiceDSP Digital Speech Processor with Master/Slave, Full-Duplex Speakerphone, Multiple Flash and ARAM/DRAM Support

2—SOFTWARE
Bits 4–7
Reserved.
Example
CCIO 01
Byte sequence:
Description:
Microcontroller
VoiceDSP
Enable loopback
ISD-T360SB
34
01
34
01
CFG
Configure VoiceDSP config_value
Configures the VoiceDSP processor in various hardware environments. It should be used to change
the default processor configuration.
The config_value parameter is encoded as follows:
Bits 0–3
Memory type.
0000 No Memory (default).
0001 A/DRAM.
0010 Reserved.
0011 Toshiba Serial Flash.
0100 Samsung Semi-Parallel Flash.
0101 Toshiba Semi-Parallel Flash.
0110 Reserved.
0111 Reserved.
Bits 4–5
Number of installed memory devices.
00 1 (Default)
01 2
10 3
11 4
Bit 6-14
Reserved.
Bit 15
Echo Cancellation Control (for DTMF Detection).
0
Echo cancellation off (default).
1
Echo cancellation is on during playback.
ISD
2-25