Valeo WMI2-W167 User Manual page 8

To support these functions, there is a coupling antenna in WMI that fulfills the following functions:
• Interface to the GSM mobile phone via the coupling antenna
• Interface to the NFC enabled mobile phone via the internal NFC antenna
• Interface to the vehicle antenna via the GSM plug connection
2.4.9 Module Pin-out
Table 1 Module Pin-out
MWCT1014S
Port / Selected
Pin function
PTB4 /
PTB4
28
PTD10 /
PTD10
36
PTD11 /
PTD11
35
PTE3 /
PTE3
18
PTA14 /
PTA14
88
PTE14 /
PTE14
17
Note: Pins should be grounded when not used in design.
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Signal name
(used in the schematic)
µC2NFC-DWL-REQ
LED-ON-FEHLER
LED-ON-LADEN
µC2NFC-ANT-CTRL
Capsensor2µC-EN
SW-MODE
Description
Active state:
After a reset the NFC controller NCF3340 starts
the download mode sequence.
Passive state:
After reset no download sequence will be started
by the NFC controller
Active state:
The LED on the Debug PCB is switched on
Passive state:
The LED on the Debug PCB is switched off
Active state:
The LED on the Debug PCB is switched on
Passive state:
The LED on the Debug PCB is switched off
Active state:
The RF input of the NCF controller NFC3340
(IC16) is connected to the external NFC antenna
Passive state:
The RF input of the NCF controller NFC3340
(IC16) is connected to the internal NFC antenna
Active state:
A change in capacitance on the sensing plates is
detected.
Passive state:
Default state:
Alternative state:
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Page 8