S912XHY128F0VLLR

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The S912XHY128F0VLLR is an entry-level embedded system-on-chip (SoC) microcontroller from STMicroelectronics. This peripheral integrates an ARM Cortex-M4F core, and other on-chip components including memories, a power management unit, peripheral interfaces, programmable analog peripherals, and real-time clock (RTC). It can be used in a wide range of applications, such as automotive, consumer, metering, medical and industrial components.

The ARM Cortex-M4F core incorporated in the S912XHY128F0VLLR supports low-power devices and is optimized for application areas like motor control, graphics processing, and digital signal processing. Its 32-bit memory architecture supports high-speed instruction and data transfers, allowing for fast execution at low clock speeds. Furthermore, the S912XHY128F0VLLR features two-level cache for larger applications that require higher performance.

The embedded core has up to 256kB of flash memory and 64kB of SRAM for user-defined data and program storage. The processor also offers interrupt and DMA controller for better data I/O performance. The S912XHY128F0VLLR also features several other memory-mapped peripherals, such as a power management unit, a clock generator, peripherals for timer, real-time clock, watchdog, UART, SPI and I2C bus, pulse width modulation (PWM), analog-to-digital conversion (ADC) and digital-to-analog conversion (DAC).

The S912XHY128F0VLLR is designed for embedded applications, providing a cost-effective solution for real-time control tasks and applications requiring high performance in a wide range of environments. It can be used for applications such as motor or system control, digital audio playback, or data acquisition. The processor features two low-power operation modes – wait-for-interrupt and sleep. The processor can also be used in conjunction with an RTOS, such as FreeRTOS, to simplify the development of complex embedded applications.

The S912XHY128F0VLLR has an integrated 24-bit counter/timer, which can be used to generate an interrupt upon completion of each timer tick. It also has a Wake-Up unit and a real-time clock (RTC) to provide an accurate time source regardless of the processor state. The ARM Cortex-M4F core also offers various interrupt and context-saving features.

In addition to this, the S912XHY128F0VLLR features two onboard 13-bit SAR Analog-to-Digital Converters (ADC). These can be used to acquire analog signals at resolutions of up to 13 bits. The ADCs also feature an auto-calibration and trimming feature, enabling the analog system to be calibrated to achieve optimal accuracy.

The S912XHY128F0VLLR has a comprehensive set of peripherals for use in general-purpose applications including an integrated analog-to-digital converter (ADC), a programmable pulse width modulator (PWM), four-wire serial communication interface (I2C), three USARTs, and a five-channel direct memory access controller (DMA). All of these peripherals are integrated together in a compact package, making the processor ideal for space-constrained applications. The microcontroller can be configured to support up to 32 external interrupts.

Overall, the S912XHY128F0VLLR is a powerful embedded microcontroller that offers a wide range of features and performance capabilities. From automotive applications to consumer device designs, this microcontroller can be used to effectively provide high performance at an attractive price.

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