Single Chip Telephone: Using dynamic microphone as tone ringer
Description
sames
SAN3021 APPLICATION NOTE
SA2531/2 Single Chip Telephone: Using dynamic microphone as tone ringer
1 Scope
This Application Note describes how to modify the standard application AN1500A to use a dynamic microphone instead of the standard electret microphone. Additionally, an application is shown, which uses the dynamic microphone as tone ringer.
2 Key...