Overview
The STM32F429BIT6 microcontroller, part of STMicroelectronics' STM32F4 series, is a high-performance component featuring an ARM Cortex-M4 core with digital signal processing (DSP) and floating-point unit (FPU) capabilities. This microcontroller operates at a frequency of up to 180 MHz and includes 2 Mbytes of Flash memory and 256 Kbytes of SRAM. It is designed for complex graphic and memory-intensive applications, with advanced peripherals such as the ART Accelerator, Chrom-ART Accelerator, and a Flexible Memory Controller (FMC) supporting various memory types like SDRAM, PSRAM, and NAND memories. The STM32F429BIT6 is packaged in an LQFP-208 format and operates within a temperature range of -40 °C to 85 °C, ensuring reliability in various environmental conditions.
Key Specifications
| Parameter | Specification |
|---|---|
| Device Core | ARM Cortex-M4 with FPU and DSP instructions |
| Operating Frequency | Up to 180 MHz |
| Program Memory Size | Up to 2 MB Flash |
| RAM Memory Size | Up to 256 KB + 4 KB backup SRAM |
| Number of Pins | 208 pins |
| Package Type | LQFP |
| Supply Voltage | 1.7 V to 3.6 V |
| Operating Temperature | -40 °C to 85 °C |
| ADC Channels | 24 channels, 12-bit, up to 7.2 MSPS in triple interleaved mode |
| DAC Channels | 2 × 12-bit D/A converters |
| Timers | Up to 17 timers (12 × 16-bit, 2 × 32-bit) |
| Communication Interfaces | CAN, Ethernet, I2C, SPI, UART, USART, USB OTG FS/HS |
| I/O Ports | Up to 168 I/O ports with interrupt capability |
Key Features
- ARM Cortex-M4 core with FPU, Adaptive real-time accelerator (ART Accelerator™), and DSP instructions.
- Up to 2 MB of Flash memory and up to 256 KB of SRAM, including 64 KB of CCM (core coupled memory) data RAM.
- Flexible external memory controller supporting SRAM, PSRAM, SDRAM/LPSDR SDRAM, and NAND memories.
- LCD-TFT controller with fully programmable resolution and Chrom-ART Accelerator™ for enhanced graphic content creation.
- General-purpose DMA: 16-stream DMA controller with FIFOs and burst support.
- Up to 17 timers, including 12 × 16-bit and 2 × 32-bit timers.
- Multiple communication interfaces: CAN, Ethernet, I2C, SPI, UART, USART, USB OTG FS/HS.
- Low power modes: Sleep, Stop, and Standby modes, with VBAT supply for RTC and backup registers.
Applications
- Internet of Things (IoT): Central processing unit in IoT devices, managing sensor data, processing commands, and controlling actuator outputs in real-time.
- Consumer Electronics: Smartphones, tablets, smart watches, and other wearable technology for managing complex user interfaces and ensuring smooth graphics rendering.
- Industrial Automation: Automation controllers in manufacturing settings for tasks such as robotic control and sensor data monitoring for predictive maintenance.
- Medical Devices: Medical monitoring equipment for processing patient data in real-time, ensuring timely and accurate readings).
Q & A
- What is the core architecture of the STM32F429BIT6?
The STM32F429BIT6 features an ARM Cortex-M4 core with a floating-point unit (FPU) and digital signal processing (DSP) instructions).
- What is the maximum operating frequency of the STM32F429BIT6?
The maximum operating frequency is up to 180 MHz).
- How much Flash and SRAM memory does the STM32F429BIT6 have?
The STM32F429BIT6 has up to 2 MB of Flash memory and up to 256 KB of SRAM, including 64 KB of CCM (core coupled memory) data RAM).
- What types of communication interfaces does the STM32F429BIT6 support?
The STM32F429BIT6 supports CAN, Ethernet, I2C, SPI, UART, USART, and USB OTG FS/HS interfaces).
- What is the operating temperature range of the STM32F429BIT6?
The operating temperature range is from -40 °C to 85 °C).
- What is the package type and pin count of the STM32F429BIT6?
The package type is LQFP with 208 pins).
- Does the STM32F429BIT6 support LCD-TFT displays?
Yes, it includes an LCD-TFT controller with fully programmable resolution and a Chrom-ART Accelerator™ for enhanced graphic content creation).
- What are the low power modes available on the STM32F429BIT6?
The available low power modes are Sleep, Stop, and Standby modes, with VBAT supply for RTC and backup registers).
- How many ADC and DAC channels does the STM32F429BIT6 have?
The STM32F429BIT6 has 24 ADC channels (12-bit) and 2 DAC channels (12-bit)).
- What debug interfaces are available on the STM32F429BIT6?
The available debug interfaces include SWD & JTAG interfaces and the Cortex-M4 Trace Macrocell™).
