Rainbow-electronics NUC120 Manual do Utilizador descarregar pdf (Página 2)

NUC120 Series DATA SHEET

Publication Release Date: May 31, 2010

- 2 - Revision V1.02

Table of Contents-

1 GENERAL DESCRIPTION ......................................................................................................... 5

2 FEATURES ................................................................................................................................. 6

3 PARTS INFORMATION LIST AND PIN CONFIGURATION .................................................... 10

3.1 Products Selection Guide ............................................................................................. 10

3.1.1 NUC120 Products Selection Guide ................................................................................10

3.2 Pin Configuration .......................................................................................................... 11

3.2.1 NUC120 LQFP 100 pin...................................................................................................11

3.2.2 NUC120 LQFP 64 pin.....................................................................................................12

3.2.3 NUC120 LQFP 48 pin.....................................................................................................13

3.3 Pin Description.............................................................................................................. 14

3.3.1 NUC120 Pin Description.................................................................................................14

4 BLOCK DIAGRAM .................................................................................................................... 21

4.1 NUC120 Block Diagram................................................................................................ 21

5 FUNCTIONAL DESCRIPTION.................................................................................................. 22

5.1 ARM

Cortex™-M0 core............................................................................................... 22

5.2 System Manager........................................................................................................... 24

5.2.1 Overview ........................................................................................................................24

5.2.2 System Reset .................................................................................................................24

5.2.3 System Timer (SysTick) .................................................................................................25

5.2.4 Nested Vectored Interrupt Controller (NVIC) ..................................................................26

5.3 Clock Controller ............................................................................................................ 29

5.3.1 Clock Generator .............................................................................................................29

5.3.2 System Clock & SysTick Clock.......................................................................................30

5.3.3 Peripherals Clock ...........................................................................................................31

5.3.4 Power down mode (Deep Sleep Mode) Clock................................................................31

5.3.5 Frequency Divider Output...............................................................................................32

5.4 USB Device Controller.................................................................................................. 33

5.4.1 Overview ........................................................................................................................33

5.4.2 Features .........................................................................................................................33

5.4.3 Block Diagram ................................................................................................................34

5.5 General Purpose I/O..................................................................................................... 35

5.5.1 Overview and Features ..................................................................................................35

5.6 I2C Serial Interface Controller (Master/Slave).............................................................. 37

5.6.1 Introduction.....................................................................................................................37

5.6.2 Features .........................................................................................................................38

5.7 PWM Generator and Capture Timer............................................................................. 39

5.7.1 Introduction.....................................................................................................................39

5.7.2 Features .........................................................................................................................40

5.8 Real Time Clock (RTC)................................................................................................. 41

5.8.1 Overview ........................................................................................................................41

1 2 3 4 5 6 7 ... 70 71

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