User's Manual
Table Of Contents
- Contents
- Figures
- Tables
- Document History
- Introduction
- Product concept
- Application Interface
- Antenna interface
- Electrical, reliability and radio characteristics
- Mechanics
- Reference Approval
- List of parts and accessories
MC46 Hardware Interface Description
Confidential / Released
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MC46_HD_V03.05 Page 81 of 99 13.11.2003
sine signal appears as noise and, after approx. 12 sec, is attenuated by the noise reduction by
up to 10dB.
3)
See AT^SNFO command in [1].
4)
Audio mode 5 and 6 are identical. With AT^SAIC, you can easily switch mode 5 to the second
interface. Therefore, audio mode 6 is only kept for compatibility to earlier Siemens GSM
products.
Note: With regard to acoustic shock, the cellular application must be designed to avoid
sending false AT commands that might increase amplification, e.g. for a high
sensitive earpiece. A protection circuit should be implemented in the cellular
application.