Rainbow Electronics NUC120 - Manual (Page 14)

NUC120 Series DATA SHEET
Publication Release Date: May 31, 2010
- 14 - Revision V1.02
3.3 Pin Description
3.3.1 NUC120 Pin Description
Pin No.
LQFP
100
LQFP
64
LQFP
48
Pin Name Pin Type Description
1 PE.15 I/O General purpose input/output digital pin
2 PE.14 I/O General purpose input/output digital pin
3 PE.13 I/O General purpose input/output digital pin
PB.14 I/O General purpose input/output digital pin
/INT0 I /INT0: External interrupt1 input pin 4 1
/SPISS31 I/O /SPISS31: SPI3 2 nd slave select pin
PB.13 I/O General purpose input/output digital pin
5 2
CPO1 O Comparator1 output pin
PB.12 I/O General purpose input/output digital pin
CPO0 O Comparator0 output pin 6 3 1
CLKO O Frequency Divider output pin
7 4 2 X32O I 32.768 kHz crystal output pin
8 5 3 X32I O 32.768 kHz crystal input pin
PA.11 I/O General purpose input/output digital pin
9 6 4
I2C1SCL I/O I2C1SCL: I2C1 clock pin
PA.10 I/O General purpose input/output digital pin
10 7 5
I2C1SDA I/O I2C1SDA: I2C1 data input/output pin
PA.9 I/O General purpose input/output digital pin
11 8 6
I2C0SCL I/O I2C0SCL: I2C0 clock pin
PA.8 I/O General purpose input/output digital pin
12 9 7
I2C0SDA I/O I2C0SDA: I2C0 data input/output pin
PD.8 I/O General purpose input/output digital pin
13
/SPISS30 I/O /SPISS30: SPI3 slave select pin
PD.9 I/O General purpose input/output digital pin
14
SPICLK3 I/O SPICLK3: SPI3 serial clock pin
15 PD.10 I/O General purpose input/output digital pin