NUC029KGE
Mar 4, 2019
Page
22
of 47
Rev 1.00
NUT
INY
-S
DK
-NU
C02
9K
G
E
U
S
E
R
MA
NUA
L
128Pin
Pin Name
Type
Description
107
PA.12
I/O
General purpose digital I/O pin.
SPI1_I2SMCLK
I/O
SPI1 I2S master clock output pin
UART2_RXD
I
UART2 data receiver input pin.
UART1_RXD
I
UART1 data receiver input pin.
TM_BRAKE2
I
TM_BRAKE2 I Timer Brake * input pin.
108
PA.13
I/O
General purpose digital I/O pin.
UART2_TXD
O
UART2 data transmitter output pin.
UART1_TXD
O
UART1 data transmitter output pin.
TM_BRAKE3
I
TM_BRAKE3 I Timer Brake * input pin.
109
PA.14
I/O
General purpose digital I/O pin.
UART2_nCTS
I
UART2 clear to Send input pin.
USCI1_CTL1
I/O
USCI1 control 1 pin.
TM2
I/O
Timer2 event counter input/toggle output pin.
110
PA.15
I/O
General purpose digital I/O pin.
UART2_nRTS
O
UART2 request to Send output pin.
USCI1_CLK
I/O
USCI1 clock pin.
TM3
I/O
Timer3 event counter input/toggle output pin.
111
VSS
P
Ground pin for digital circuit.
112
NC
-
No connect pin, leave floating.
113
VDD
P
Power supply for I/O ports and LDO source for internal PLL
and digital circuit.
114
NC
-
No connect pin, leave floating.
115
AVDD
P
Power supply for internal analog circuit.
116
NC
-
No connect pin, leave floating.
117
VREF
A
ADC reference voltage input.
Note
: This pin needs to be connected with a 1uF capacitor.
118
PB.0
I/O
General purpose digital I/O pin.
ADC0_CH0
A
ADC0 channel 0 analog input.
VDET_P0
A
Voltage detector positive input 0 pin.
UART2_RXD
I
UART2 data receiver input pin.
