User Manual

© NXP Laboratories UK 2012 JN-DS-JN5142-x01-Myy 1v0 7
Pin Assignment
Pin
No
Pin Functions
Signal
Type
Description
Primary
Alternate Functions
1
ADC1
3.3V
Analogue to Digital Input
2
NC
3
NC
4
NC
5
NC
6
SPICLK
CMOS
SPI Clock Output
7
SPIMISO
CMOS
SPI Master In Slave Out Input
8
SPIMOSI
CMOS
SPI Master Out Slave In Output
9
SPISSZ
CMSO
SPI Select From Module – SS0
Output
10
DIO0
SPISEL1
ADC3
CMOS
DIO0 or SPI Slave Select Output 1
or ADC input 3
11
DIO1
SPISEL2
ADC4
PC0
CMOS
DIO1, SPI Slave Select Output 2,
ADC input 4 or Pulse Counter0
Input
12
DIO2
TIM0CK_GT
RFRX
CMOS
DIO2, Timer0 Clock/Gate Input or
Radio Receive Control Output
13
SPISSM
CMOS
SPI Select to FLASH (Input)
14
SPISWP
CMOS
FLASH Write Protect (Input)
15
DIO3
TIM0CAP
RFTX
CMOS
DIO3, Timer0 Capture Input or
Radio Transmit Control Output
16
DIO4
CTS0
JTAG_TCK
TIM0OUT
CMOS
DIO4, UART 0 Clear To Send
Input, JTAG CLK or Timer0 PWM
Output
17
DIO5
RTS0
JTAG_TMS
PWM1
PC1
CMOS
DIO5, UART 0 Request To Send
Output, JTAG Mode Select,
PWM1 Output or Pulse Counter 1
Input
18
DIO6
TXD0
JTAG_TDO
PWM2
CMOS
DIO6, UART 0 Transmit Data
Output, JTAG Data Output or
PWM2 Output
19
DIO7
RXD0
JTAG_TDI
PWM3
CMOS
DIO7, UART 0 Receive Data
Input, JTAG Data Input or PWM 3
Output
20
DIO8
TIM0CK_GT
PC1
CMOS
DIO8, Timer0 Clock/Gate Input or
Pulse Counter1 Input
21
DIO9
TIM0CAP
32KXTALIN
CMOS
DIO9, Timer0 Capture Input or
32K External Crystal Input
22
DIO10
TIM0OUT
32KXTALOUT
CMOS
DIO10, Timer0 PWM Output or
32K External Crystal Output
23
DIO11
PWM1
CMOS
DIO11 or PWM1 Output
24
VDD
3.3V
Supply Voltage
25
GND
0V
Digital Ground
26
VSSA
0V
Analogue Ground
27
DIO12
PWM2
CTS0
JTAG_TCK
AD0
CMOS
DIO12, PWM2 Output, UART 0
Clear To Send Input, JTAG CLK or
Antenna Diversity Odd
28
DIO13
PWM3
RTS0
JTAG_TMS
ADE
CMOS
DIO13, PWM3 Output, UART 0
Request To Send Output, JTAG
Mode Select or Antenna Diversity
Even
29
RESETN
CMOS
Reset input