C8051F126R Integrated Circuits (ICs)

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The C8051F126R is a microcontroller embedded in an 8051 single-chip microcontroller with 64KB of program flash memory. It is designed for industrial and consumer applications, such as motor control, home automation and embedded systems that require more powerful performance than conventional 8051-based microcontrollers. It features an enhanced 8051 central processing unit (CPU) architecture and a range of flexible peripheral functions.

Application Field

The C8051F126R is ideally suited for general purpose control applications. As the most versatile and powerful 8051 microcontroller on the market, the C8051F126R can support a wide range of embedded systems and applications that require complex processing capabilities such as motor control and home automation. It is also suitable for data acquisition and control, IoT, wearable and smart home devices.

The C8051F126R can also be used for industrial applications with high-speed processing capability. It is capable of running long-term programs with up to 64KB of program flash memory, which allows for longer program run times. Its hardened I/O interfaces make it suitable for operating in harsh industrial or outdoor environments.

Working Principle

The C8051F126R operates according to an architecture based on the 8051 core, with an enhanced version of the 8051 instruction set. This version of the 8051 core supports 8/12/16- bit operations and supports up to 8K of on-chip program and data memory. The C8051F126R incorporates a hardware multiplier, switch debouncer, oscillator, interrupt controller, counter/timer, serial port, I/O, and LCD interface.

The C8051F126R also features a range of flexible peripherals that can be used to support system operations. These peripherals include programmable input/outputs, 10-bit analog-to-digital converters, dual-channel direct memory access (DMA) controller, USB, and an advanced capacitive sensing controller.

In addition, the C8051F126R incorporates various on-chip debugging and programming resources such as PCON, MONITOR, and SPY. These are used for easy and reliable debugging of the microcontroller, enabling developers to quickly diagnose and troubleshoot program problems and errors.

Overall, the C8051F126R’s enhanced 8051 architecture and powerful peripheral set provide users with a wide range of flexible options and features that are ideal for industrial and consumer applications.

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