Bosh Schematic Cable and Pinouts

 

Pin
Name
Function
in/out
1
 VIN
Input voltage - supply pin
in
2
 C-BUS Bi-directional serial control bus in/out
3
I-BUS
Data input (internal 100k pullup)
in
4
 PA_BIAS_ON Trigger signal synchronous withr TX burst  
5
 V-BATT Connected directly to the MS battery  
6
 HF_ENABLE HF enable output  
7
 IGNITION Sensing ignition (in car kit)  
8
D-BUS 
Data output
 out
9
CHG-ID
Charger ID - detects type of charger
  
10
 GND Ground-this pin is checked by HF  
11
 A-UL Analog input to phone  
12
 AGND Analog ground  
13
 A-DL Analog output from phone  
14
AGND
Analog ground
  
15
 EQUIP-ID Pulled low by HF, internal pullup 100k  
16
 GND Ground  

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

(All the pinouts and cable schematics are by Misiek)

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