Table of Contents
ISD5116............................................................................................................................................1
1
Overview....................................................................................................................................5
1.1
Speech/Sound Quality.......................................................................................................5
Duration..............................................................................................................................5
Flash Storage.....................................................................................................................5
Microcontroller Interface ....................................................................................................5
Programming......................................................................................................................5
1.2
1.3
1.4
1.5
2
3
Functional Description ...........................................................................................................6
2.1
2.2
2.3
Internal Registers...............................................................................................................7
Memory Organization.........................................................................................................7
Pinout Table.......................................................................................................................8
Operational Modes Description.............................................................................................9
3.1
I2C Interface .......................................................................................................................9
Command Byte ................................................................................................................11
Opcode Summary............................................................................................................11
Data Bytes........................................................................................................................13
Configuration Register Bytes...........................................................................................13
Power-up Sequence.........................................................................................................15
Feed through mMde.........................................................................................................15
Call Record ......................................................................................................................17
Memo Record...................................................................................................................18
3.2
3.3
3.4
3.5
3.6
3.7
3.8
3.9
3.10 Memo and Call Playback.................................................................................................19
3.11 Message Cueing..............................................................................................................20
4
Analog Mode..........................................................................................................................21
4.1
4.2
4.3
4.4
4.5
4.6
4.7
Aux In and Ana In Description .........................................................................................21
Analog Structure (left half) description.............................................................................22
Analog Structure (right half) description...........................................................................22
Volume Control Description.............................................................................................23
Apeaker and Aux Out Description....................................................................................23
Ana Out Description.........................................................................................................24
Analog Inputs...................................................................................................................24
5
6
Digital Mode...........................................................................................................................27
5.1
Writing Data .....................................................................................................................27
Reading Data ...................................................................................................................27
Erasing Data ....................................................................................................................27
Example Command Sequences ......................................................................................28
5.2
5.3
5.4
Pin Descriptions....................................................................................................................31
6.1
Digital I/O Pins .................................................................................................................31
Analog I/O Pins................................................................................................................33
Power and Ground Pins...................................................................................................36
Sample PC Layout...........................................................................................................36
6.2
6.3
6.4
7
8
Electrical Characteristics and Parameters.........................................................................37
7.1
7.2
Electrical Characteristics..................................................................................................37
Parameters.......................................................................................................................38
Timing Diagrams ...................................................................................................................45
8.1
8.2
8.3
I2C Timing Diagram..........................................................................................................45
Playback and Stop Cycle.................................................................................................45
Example of Power Up Command (first 12 bits)................................................................46
October 2000
Page 3
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