Datenblatt-Suchmaschine für elektronische Bauteile |
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M054LBN Datenblatt(PDF) 2 Page - List of Unclassifed Manufacturers |
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M054LBN Datenblatt(HTML) 2 Page - List of Unclassifed Manufacturers |
2 / 68 page NuMicro ™ M052/M054BN Data Sheet Publication Release Date: Mar. 19, 2012 - 2 - Revision V1.01 TABLE OF CONTENTS 1 GENERAL DESCRIPTION ···················································································································6 2 FEATURES ············································································································································7 3 BLOCK DIAGRAM ······························································································································11 4 SELECTION TABLE ···························································································································12 5 PIN CONFIGURATION ·······················································································································13 5.1 QFN 33 pin ················································································································································13 5.2 LQFP 48 pin ··············································································································································14 5.3 Pin Description ··········································································································································15 6 FUNCTIONAL DESCRIPTION ···········································································································19 6.1 ARM® Cortex™-M0 Core ·······················································································································19 6.2 System Manager ······································································································································21 6.2.1 Overview ·······································································································································21 6.2.2 System Reset ······························································································································21 6.2.3 System Power Architecture ·······································································································22 6.2.4 Whole System Memory Map ·····································································································23 6.2.5 Whole System Memory Mapping Table ···················································································25 6.2.6 System Timer (SysTick) ·············································································································25 6.2.7 Nested Vectored Interrupt Controller (NVIC) ··········································································27 6.3 Clock Controller ········································································································································28 6.3.1 Overview ·······································································································································28 6.3.2 Clock Generator Block Diagram ·······························································································28 6.3.3 System Clock & SysTick Clock ·································································································30 6.3.4 AHB Clock Source Select ··········································································································31 6.3.5 Peripherals Clock Source Select ······························································································32 6.3.6 Power Down Mode (Deep Sleep Mode) Clock ·······································································33 6.3.7 Frequency Divider Output ··········································································································33 6.4 General Purpose I/O ································································································································35 6.4.1 Overview ·······································································································································35 6.5 I 2C Serial Interface Controller (Master/Slave) ······················································································37 6.5.1 Overview ·······································································································································37 6.5.2 Features ········································································································································38 6.6 PWM Generator and Capture Timer ······································································································39 6.6.1 Overview ·······································································································································39 6.6.2 Features ········································································································································40 6.7 Serial Peripheral Interface (SPI) ············································································································41 6.7.1 Overview ·······································································································································41 6.7.2 Features ········································································································································41 6.8 Timer Controller ········································································································································42 6.8.1 Overview ·······································································································································42 |
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