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ST STM32F071CB 75W数控恒流LED驱动器参考设计

ST公司的STM32F071x8/xB MCU是基于ARM的32位MCU,集成了高达128KB闪存,12个计时器,ADC,DAC和通信接口.STM32F071x8/xB MCU具有高性能ARM® Cortex®-M0 32位RISC核,工作频率高达48MHz,高速嵌入存储器(128KB闪存和16KB SRAM),以及各种增强外设和I/O.所有器件提供标准通信接口(两个I2C,两个SPI/一个I2S,一个HDMI CEC和四个USART),一个12位ADC,一个两个通路12位DAC,七个16位计时器,一个32位计时器和先进控制PWM计时器. STM32F071x8/xB MCU工作温度-40到+85℃和-40到+105℃,工作电压2.0V-3.6V,完整省功率模式允许在低功率应用如应用控制和用户接口,手持设备,A/V接收器和数字TV,PC外设,游戏和GPS平台,工业应用,PLC,逆变器,打印机,扫描仪,告警系统,视频互连和HVAC.本文介绍了STM32F071CB主要特性,时钟树图,电源方案以及评估板STEVAL–LLL004V1主要特性和电指标,框图,电路图,材料PCB设计图.

The STM32F071x8/xB microcontrollers incorporate the high-performance ARM® Cortex®-M0 32-bit RISC core operating at up to 48 MHz frequency, high-speed embedded memories (up to 128 Kbytes of Flash memory and 16 Kbytes of SRAM), and an extensive range of enhanced peripherals and I/Os. All devices offer standard communication interfaces (two I2Cs, two SPI/one I2S, one HDMI CEC and four USARTs), one 12-bit ADC, one 12-bit DAC with two channels, seven 16-bit timers, one 32-bit timer and an advanced-control PWM timer.

The STM32F071x8/xB microcontrollers operate in the -40 to +85 ℃ and -40 to +105 ℃ temperature ranges, from a 2.0 to 3.6 V power supply. A comprehensive s

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