Silabs EFM32PG22 Gecko系列MCU嵌入应用开发方案

Silabs公司的EFM32PG22 Gecko系列MCU是高效解劝方案,包含76.8MHz Cortex-M33 MCU和丰富模拟和通信外设,为消费类电子和工业应用提供业界一流效率MCU.EFM32PG22的32位ARM® Cortex®-M33核具有76.8MHz最大工作频率,集成了多达512KB闪存和32KB RAM,低能耗工作:26 uA/MHz (EM0)和1.10 uA睡眠(EM2),具有信任根与安全加载程序(RTSL)的安全引导,16位ADC和16路扫描.工作电压1.71 V 到 3.8 V,工作温度-40 C 到 125 C.主要用在个人卫生设备,家用电器和白色家电,工业自动化和消费类电子.本文介绍了EFM32PG22主要特性,框图和详细框图,几种应用电路,以及开发板PG22Dev Kit主要特性,框图和外设图,电路图.

The EFM32PG22 Gecko family of microcontrollers is part of theSeries 2 Gecko portfolio. EFM32PG22 Gecko MCUs are ideal forenabling energy-friendly embedded applications.

The highly efficient solution contains a 76.8 MHz Cortex-M33 with rich analog and communicationperipherals to provide an industry-leading, energy efficient MCU for consumerand industrial applications.

Gecko applications include:

• Personal Hygiene devices

• Appliances and whitegoods

• Industrial Automation

• Consumer electronics

EFM32PG22主要特性:

• 32-bit ARM® Cortex®-M33 core with 76.8MHz maximum operating frequency

• Up to 512 kB of flash and 32 kB of RAM

• Low energy operation

• 26 uA/MHz (EM0)

• 1.10 uA sleep (EM2)

• Secure Boot with Root of Trust andSecure Loader (RTSL)

• 16-bit ADC with 16-channel scan

图1.EFM32PG22框图

EFM32PG22主要特性:

The EFM32PG22 highlighted features are listed below.

• Low Power MCU

• High Performance 32-bit 76.8 MHz ARM Cortex®-M33 withDSP instruction and floating-point unit for efficient signalprocessing

• Up to 512 kB flash program memory

• Up to 32 kB RAM data memory

• Low System Energy Consumption