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6.6.Electrical functions
6.6.1. Functional schematic
POWER SUPPLY REGULATION
Filtering
ΔV Protection
Main
regulation
Vcc modem
RS232 INTERFACE
ESD Protection
Filtering
RS232 interface
RS232 link
(WISMO module)
AUDIO INTERFACE : Head Set
Filtering
Micro Module
MICRO
SPEAKER
Speaker Module
Protection ESD
Protection ESD
Regulation
Vcc modem
Power supply
RS232 link
(application)
Filtering
AUDIO INTERFACE : Car Kit (in option)
Filtering
Micro Module
MICROPHONE
SPEAKER
ESD Protection
Speaker Module
Amplification
Filtering
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