Silabs EFM32GG230 32位MCU入门开发方案

Silabs公司的EFM32GG230是基于32位ARM Cortex-M3核的MCU,工作频率高达48MHz,具有灵活的能量管理系统,采用低能耗技术,从节能模式到叫醒时间短,并具有广泛选择的外设,非常适合用在智能电表,水表和气表, 健康和健身应用,告警和安全系统以及工业和家庭自动化.本文介绍了EFM32GG230主要特性和框图, 入门开发板EFM32GG-STK3700主要特性和框图,电路图,材料清单和PCB元件布局图.

The EFM32 MCUs are the world’s most energy friendly microcontrollers. With a unique combination of the powerful 32-bit ARM Cortex-M3, innovative low energy techniques, short wake-up time from energy saving modes, and a wide selection of peripherals, the EFM32GG microcontroller is well suited for any battery operated application as well as other systems requiring high performance and low-energy consumption. This section gives a short introduction to each of the modules in general terms and also shows a summary of the configuration for the EFM32GG230 devices.

EFM32GG230主要特性:

• ARM Cortex－M3 CPU platform
• High Performance 32-bit processor @ up to 48 MHz
• Memory Protection Unit
• Flexible Energy Management System
• 20 nA @ 3 V Shutoff Mode
• 0.4 μA @ 3 V Shutoff Mode with RTC
• 0.8 μA @ 3 V Stop Mode, including Power-on Reset, Brown-out Detector, RAM and CPU retention..

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