ISD5100 SERIES
1. GENERAL DESCRIPTION ................................................................................................................4
2. FEATURES........................................................................................................................................5
3. BLOCK DIAGRAM .............................................................................................................................6
4. PIN CONFIGURATION......................................................................................................................7
5. PIN DESCRIPTION............................................................................................................................8
6. FUNCTIONAL DESCRIPTION ..........................................................................................................9
6.1. Overview ....................................................................................................................................9
6.1.1
6.1.2
6.1.3
6.1.4
6.1.5
Speech/Voice Quality..........................................................................................................9
Duration ..............................................................................................................................9
Flash Technology................................................................................................................9
Microcontroller Interface .....................................................................................................9
Programming ....................................................................................................................10
6.2. Functional Details.....................................................................................................................10
6.2.1
6.2.2
Internal Registers..............................................................................................................11
Memory Architecture.........................................................................................................11
6.3. Operational Modes Description................................................................................................12
6.3.1
6.3.2
6.3.3
6.3.4
6.3.5
6.3.6
6.3.7
6.3.8
6.3.9
I2C Interface......................................................................................................................12
I2C Control Registers ........................................................................................................16
Opcode Summary.............................................................................................................17
Data Bytes.........................................................................................................................19
Configuration Register Bytes ............................................................................................20
Power-up Sequence .........................................................................................................21
Feed Through Mode .........................................................................................................22
Call Record .......................................................................................................................24
Memo Record ...................................................................................................................25
6.3.10 Memo and Call Playback ..................................................................................................26
6.3.11 Message Cueing...............................................................................................................27
6.4. Analog Mode ............................................................................................................................28
6.4.1
6.4.2
6.4.3
6.4.4
6.4.5
6.4.6
6.4.7
Aux In and Ana In Description ..........................................................................................28
ISD5100 Series Analog Structure (left half) Description...................................................29
ISD5100 Series Aanalog Structure (right half) Description...............................................30
Volume Control Description ..............................................................................................31
Speaker and Aux Out Description.....................................................................................32
Ana Out Description..........................................................................................................33
Analog Inputs....................................................................................................................33
Publication Release Date: Oct 31, 2008
- 2 -
Revision 1.42
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