STM32F411RE Datasheet – Arm-based 32-bit Microcontroller

This is a high-performance 32-bit ARM Cortex-M4 based microcontroller manufactured by STMicroelectronics. The chip is suitable for a variety of embedded applications, especially projects that require high-speed data processing, real-time control, and signal processing.

The STM32F411RE devices is based on the high-performance Arm Cortex -M4 32-bit RISC core operating at a frequency of up to 100 MHz. The Cortex-M4 core features a floating-point unit (FPU) single precision, which supports all Arm single-precision data-processing instructions and data types. It also implements a full set of DSP instructions and a memory protection unit (MPU), which enhances application security.

Part Number: STM32F411RE, STM32F411RET6

Function: 32-bit MCU, 512 Kbytes of flash memory ( E type )

Package: R type is 64 Pins. T type is LQFP type.

Manufacturer: STMicroelectronics

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STM32F411RE datasheet

 

Description

The STM32F411CC, STM32F411CE belongs to the STM32 Dynamic Efficiency product line (with products combining power efficiency, performance and integration) while adding a new innovative feature called Batch Acquisition Mode (BAM) allowing to save even more power consumption during data batching.

The STM32F411RC, STM32F411RE incorporate high-speed embedded memories (up to 512 Kbytes of flash memory, 128 Kbytes of SRAM), and an extensive range of enhanced I/Os and peripherals connected to two APB buses, two AHB bus and a 32-bit multi-AHB bus matrix.

Features

• Includes ST state-of-the-art patented technology

• Dynamic efficiency line with BAM (Batch acquisition mode)

• 1×12-bit, 2.4 MSPS A/D converter: up to 16 channels

• General-purpose DMA: 16-stream DMA controllers with FIFOs and burst support

 

Pinouts ( Pin diagram )

STM32F411RE pinout schematic

 

Security features:

• CRC calculator: Data integrity verification

• Watchdog timer: Recovery from system errors

• Support for secure firmware updates

 

Development Environment

• STM32CubeMX: Initial setup and code generation tool

• STM32CubeIDE: Integrated development environment (IDE) for writing, debugging, and compiling code

• HAL (Hardware Abstraction Layer) library: Software layer that helps you easily handle hardware level

 

Applications

• Motor drive and application control

• Medical equipment

• Industrial applications: PLC, inverters, circuit breakers

• Printers, and scanners

• Alarm systems, video intercom, and HVAC

• Home audio appliances

• Mobile phone sensor hub

 

 

Other data sheets within the file:

STM32F411CC, STM32F411RC, STM32F411VC, STM32F411CE, STM32F411VE

STM32F411RE Datasheet PDF

H11L1M Datasheet – Schmitt Trigger Output Optocoupler

Part Number: H11L1M, H11L2M, H11L3M

Function: Schmitt Trigger Output Optocoupler

Package: DIP 6 Pin Type

Manufacturer: Fairchild, ON Semicondcutor

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H11L1M datasheet Optocoupler

 

Description

The H11L1M series has a high-speed integrated circuit detector optically coupled to a gallium-arsenide infrared emitting diode. The output incorporates a Schmitt trigger, which provides hysteresis for noise immunity and pulse shaping. The detector circuit is optimized for simplicity of operation and utilizes an open-collector output for maximum application flexibility.

Features

1. High Data Rate, 1 MHz Typical (NRZ)

2. Free from Latch-up and Oscilliation Throughout Voltage and Temperature Ranges

3. Microprocessor Compatible Drive

4. Logic Compatible Output Sinks 16 mA at 0.4 V Maximum

5. Guaranteed On/Off Threshold Hysteresis

6. Wide Supply Voltage Capability, Compatible with All Popular Logic Systems

Pinouts

H11L1M pinout

 

Applications

1. Logic-to-Logic Isolator

2. Programmable Current Level Sensor

3. Line Receiver—Eliminate Noise and Transient Problems

4. AC to TTL Conversion—Square Wave Shaping

5. Digital Programming of Power Supplies

6. Interfaces Computers with Peripherals

 

Other data sheets within the file: H11L1SM, H11L1VM, H11L1SR2VM

 

H11L1M Datasheet PDF