User's Manual

COMPANY CONFIDENTIAL
15
4.3. Host interface of NFC module
1> Host interface connector
Manufacturer: KYOCERA Manufacturer PN: 046811612000846 +
Connector Manufacture PN Size
FPC/FFC connector SMT type
with 0.5mm pitch
KYOCERA: 046811612000846+ 11.73mm x 4.79mm x 1.28mm
Remark: The connector is bottom conduct with golden plating of FPC cable
Pin Symbol Pin Type Refer Description
1 VBAT Input Power N/A Power supply from system (4.5V - 5.5V)
2 PVDD Input Power N/A Power supply to I/O (3.0V – 3.6V)
3 I2C_SDA I/O PVDD I2C data
4 I2C _SCL I PVDD I2C clock
5 GND G N/A Ground
6 IRQ O PVDD Interrupt from NFC module to the host (Host_Wake)
7 NFC_Presence G N/A
Connect to ground for NFC module presence bit (Low
active)
8 VEN I VBAT Reset pin. Set the device in Hard Power Down
9 TX_PWR_REQ O VDD
(External TX power supply request)
(Active high 1.8V level output)
Indicates NFC busy state during NFC communication
to touchpad.
10 PMUVCC Input Power N/A Power supply to UICC(1.78V~3.3V)
11 SWIO_UICC I/O VDD(SIM) SWP data connection to SIM
12 DWL_REQ I PVDD Firmware download control pin
S1 GND G N/A Ground
S2 GND G N/A Ground
Remark: P = power supply, G = ground, I = input, O = output, I/O = input/output
Pin 1