Product Info

2.2. Pin Assignment
Pin
No
Pin Functions
Primary
Alternate Functions
Signal
Type
Description
1
ADC1
3.3V
Analogue to Digital Input
2
DO0
SPICLK
PWM2
CMOS
SPI Master Clock Output or PWM2 Output
3
DO1
SPIMISO
PWM3
CMOS
SPI Master In Slave Out Input or PWM3 Output
4
DIO18
SPIMOSI
CMOS
SPI Master Out Slave In Output
5
DIO19
SPISEL0
CMOS
SPI Select From Module – SS0 Output
Output
6
DIO0
SPISEL1
ADC3
CMOS
DIO0, SPI Slave Select Output 1 or ADC input 3
7
DIO1
SPISEL2
ADC4
PC0
CMOS
DIO1, SPI Slave Select Output 2, ADC input 4 or Pulse
Counter 0 input
8
DIO2*
RFRX
TIM0CK_G
T
CMOS
DIO2, Radio Receive Control Output or Timer0 Clock/Gate
Input
9
DIO3*
RFTX
TIM0CAP
CMOS
DIO3, Radio Transmit Control Output or Timer0 Capture
Input
10
DIO4
CTS0
JTAG_TC
K
TIM0OUT
PC0
CMOS
DIO4, UART 0 Clear To Send Input, JTAG CLK Input,
Timer0 PWM output, or Pulse Counter 0 Input
11
DIO5
RTS0
JTAG_TM
S
PWM1
PC1
CMOS
DIO5, UART 0 Request To Send Output, JTAG Mode Select
Input, PWM1 Output or Pulse Counter 1 Input
12
DIO6
TXD0
JTAG_TD
O
PWM2
CMOS
DIO6, UART 0 Transmit Data Output, JTAG Data Output or
PWM2 Output
13
DIO7
RXD0
JTAG_TD
I
PWM3
CMOS
DIO7, UART 0 Receive Data Input, JTAG Data Input or
PWM 3 Output
14
DIO8
TIM0CK_GT
PC1
PWM4
CMOS
DIO8, Timer0 Clock/Gate Input, Pulse Counter1 Input or
PWM 4 Output
15
DIO9
TIM0CAP
32KXTALI
N
RXD1
32KIN
CMOS
DIO9, Timer0 Capture Input, 32K External Crystal Input,
UART 1 Receive Data Input or 32K External Clock Input
16
DIO10
TIM0OUT
32KXTALO
UT
CMOS
DIO10, Timer0 PWM Output or 32K External Crystal Output
17
VDD
3.3V
Supply Voltage
18
GND
0V
Digital Ground
19
DIO11
PWM1
TXD1
CMOS
DIO11, PWM1 Output or Timer1 Data Output
20
DIO12
PWM2
CTS0
JTAG_TC
K
ADO or
SPISMOSI
CMOS
DIO12, PWM2 Output, UART0 Clear To Send Input, JTAG
CLK Input, Antenna Diversity Odd Output or SPI Slave
Master Out Slave In Input
21
DIO13
PWM3
RTS0
JTAG_TM
S
ADE or
SPIMISO
CMOS
DIO13, PWM3 Output, UART0 Request To Send Output,
JTAG Mode Select Input, Antenna Diversity Even output or
SPI Slave Master In Slave Out Output
22
RESETN
CMOS
Reset input
23
DIO14
SIF_CLK
TXD0
TXD1
JTAG_TD
O
SPISEL1 or
SPISSEL
CMOS
DIO14, Serial Interface Clock, UART 0 Transmit Data
Output, UART1 Transmit Data Output, JTAG Data Output,
SPI Master Select Output 1 or SPI Slave Select Input
24
DIO15
SIF_D
RXD0
RXD1
JTAG_TDI
SPISEL2
CMOS
DIO15, Serial Interface Data or Intelligent Peripheral Data
Out
25
DIO16
COMP1P
SIF_CLK
SPISMOSI
CMOS
DIO16, Comparator Positive Input, Serial Interface clock or
SPI Slave Master Output Slave In Input
26
DIO17
COMP1M
PWM4
I2C DATA
SPISIMO
CMOS
DIO17, Comparator Negative Input, Serial Interface Data or
SPI Slave Master In Slave Out Output
27
ADC2
3.3V
Analogue to Digital Input
Table 3 Pin Assignment
*These two pins are not connected for JN5168-001-M04 & JN5168 -001-M05 modules.
2.3. Pin Description
All pins behave as described in the DS- MS5168 Wireless Microcontroller Datasheet, with the exception of the
following:
©Meshreen DS-MS5168 / [e-mail]
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