參數(shù)資料
型號: EFM32TG222F32
廠商: Energy Micro
文件頁數(shù): 37/136頁
文件大小: 0K
描述: IC MCU 32BIT 32KB FLASH 48LQFP
特色產(chǎn)品: EFM32 Tiny Gecko
標(biāo)準(zhǔn)包裝: 1
系列: Tiny Gecko
核心處理器: ARM? Cortex?-M3
芯體尺寸: 32-位
速度: 32MHz
連通性: I²C,IrDA,智能卡,SPI,UART/USART
外圍設(shè)備: 欠壓檢測/復(fù)位,DMA,I²S,POR,PWM,WDT
輸入/輸出數(shù): 37
程序存儲器容量: 32KB(32K x 8)
程序存儲器類型: 閃存
RAM 容量: 4K x 8
電壓 - 電源 (Vcc/Vdd): 1.8 V ~ 3.8 V
數(shù)據(jù)轉(zhuǎn)換器: A/D 4x12b,D/A 1x12b
振蕩器型: 外部
工作溫度: -40°C ~ 85°C
封裝/外殼: 48-TQFP
包裝: 標(biāo)準(zhǔn)包裝
其它名稱: 914-1029-6
...the world's most energy friendly microcontrollers
2011-02-04 - d0002_Rev1.00
131
www.energymicro.com
Table of Contents
1. Introduction .............................................................................................................................................. 2
1.1. About this document ....................................................................................................................... 2
1.2. About the EFM32 Cortex-M3 processor and core peripherals .................................................................. 2
2. The Cortex-M3 Processor ........................................................................................................................... 6
2.1. Programmers model ........................................................................................................................ 6
2.2. Memory model .............................................................................................................................. 14
2.3. Exception model ........................................................................................................................... 22
2.4. Fault handling .............................................................................................................................. 28
2.5. Power management ....................................................................................................................... 30
3. The Cortex-M3 Instruction Set ................................................................................................................... 33
3.1. Instruction set summary ................................................................................................................. 33
3.2. Intrinsic functions .......................................................................................................................... 37
3.3. About the instruction descriptions ..................................................................................................... 38
3.4. Memory access instructions ............................................................................................................ 45
3.5. General data processing instructions ................................................................................................ 56
3.6. Multiply and divide instructions ........................................................................................................ 66
3.7. Saturating instructions .................................................................................................................... 69
3.8. Bitfield instructions ........................................................................................................................ 71
3.9. Branch and control instructions ........................................................................................................ 73
3.10. Miscellaneous instructions ............................................................................................................. 79
4. The Cortex-M3 Peripherals ........................................................................................................................ 88
4.1. About the peripherals ..................................................................................................................... 88
4.2. Nested Vectored Interrupt Controller ................................................................................................. 88
4.3. System control block ..................................................................................................................... 94
4.4. System timer, SysTick .................................................................................................................. 111
4.5. Memory protection unit ................................................................................................................. 113
Glossary .................................................................................................................................................. 124
5. Revision History ..................................................................................................................................... 128
5.1. Revision 1.00 .............................................................................................................................. 128
5.2. Revision 0.81 .............................................................................................................................. 128
5.3. Revision 0.80 .............................................................................................................................. 128
A. Disclaimer and Trademarks ..................................................................................................................... 129
A.1. Disclaimer .................................................................................................................................. 129
A.2. Trademark Information ................................................................................................................. 129
B. Contact Information ................................................................................................................................ 130
B.1. Energy Micro Corporate Headquarters ............................................................................................ 130
B.2. Global Contacts .......................................................................................................................... 130
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