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SR/AI
SR/AP
Hardware Reference
Release r09
Page 27 of 76
4.2.2 Application Specific Pin Description
4.2.2.1 SPP Pin Configuration
Type: PU
– Pull-up; PD – pull-down; PWR – Power; I – Input; O – Output; I/O – bidir.; OD – open drain: PP – push/pull; RF: RadioFreq
Pin Name
Signal
SPP-Function
Type
Act
Description
E-6
VSUP1
Power
PWR
+3,3V nom.
F-6
VSUP2
Power
PWR
+3,3V nom
C-1
VSUP3
Power
PWR
+3,3V nom
A-7,E-7,F-7,
B-[5,6,7,8],
C-[5,6,7,8],
D-8, E-8, F-8
GND
Power
PWR
Ground
A-8
ANT
Antenna
RF
n.c. (/AI) or RF (/AP)
B-1
EXT-RES#
Reset
I/O-PU
L
User Reset
A-6
SLCK
SLCK
I-PD
32,768kHz Slow Clock (optional)
F-4
UART-TXD
TXD
O-PP
IUR Data OUT
D-2
UART-RXD
RXD
I-PD
IUR Data IN
D-7
UART-RTS#
/RTS
O-PP
(1)
L
Flow Control/IUC; refer to
F-3
UART-CTS#
/CTS
I-PD
L
Flow Control/IUC; refer to [3]
B-4
IUR-OUT#
/IUR-OUT
O-PP
(1)
L
UICP Control; refer to [3]
D-5
IUR-IN#
/IUR-IN
I-PD
L
UICP Control; refer to [3]
D-3
GPIO[0]
I2C_SCL
O-OD
NFC TAG NXP: NT3H1101 I
2
C SCL
(6)
and RSSI output
and generic I2C function
B-2
GPIO[1]
I2C_SDA
I/O
NFC TAG NXP: NT3H1101 I
2
C SDA
(6 )
and RSSI output
and generic I2C function
D-1
GPIO[2]
IOC
I/O
User IO
E-4
GPIO[3]
IOB
I/O
User IO
D-4
GPIO[4]
HANGUP
I-PD
optional; refer to [5]
F-2
GPIO[5]
IOD
I/O
User IO
C-4
GPIO[6]
reserved
O-PP
TRACE UART TXD[5]
C-3
GPIO[7]
NFC_FD
I-PU
NFC TAG NXP: NT3H1101 Field Detect
(3)
E-2
GPIO[8]
IOA
I/O
User IO
A-3
BT-ACT
WLAN coexistence
O
A-1
BT-STAT
WLAN coexistence
O
A-4
WLAN-DNY
WLAN coexistence
I-PD
A-2
BT-PER
WLAN coexistence
O
F-1
TESTMODE#
reserved
I-PU
L
leave open
E-1
BOOT0
reserved
I-PD
(2)
system memory bootloader
E-3
DNU
(4)
reserved
leave open (serial wire)
D-6
DNU
(4)
reserved
leave open (serial wire)
C-2
DNU
(4)
reserved
leave open
B-3
DNU
(4)
reserved
leave open
A-5
DNU
(4)
reserved
leave open
F-5
DNU
(4)
reserved
leave open
E-5
DNU
(4)
reserved
leave open
Table 5: Application Specific Pin Assignments, SPP
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