The FreeLock Project - Siemens C/S/M35 Interface cable
Cabe schematic between C/S/M35 and the FreeLock cable
| Pin |
Name |
Function |
Misc |
in / out |
| 1 |
GND |
Ground |
|
|
| 2 |
SB |
Loader control |
LOW = 150mA-loader
HIGH = 1A-loader |
in / out |
| 3 |
CHARGE |
Loader power |
U = 6,1V - 8,0V |
in |
| 4 |
BATT |
power supply for accessoaries |
U = 3,0V - 3,9V
Umin = 2,6V
Imax = 100mA |
out |
| 5 |
DATA OUT |
|
PullUp inside phone |
out |
| 6 |
DATA IN |
|
PullDown |
in |
| 7 |
Z_CLK |
Accessoaries control |
|
|
| 8 |
Z_DATA |
Accessoaries control/data |
|
|
| 9 |
MICG |
GND for MIC |
|
in |
| 10 |
MIC |
|
U = 1,5Vpp |
|
| 11 |
AUD |
Speaker |
U = 1,5Vpp |
out |
| 12 |
AUDG |
GND for speaker |
|
|
|