PIC32MX250F128B-V/SS

PIC32MX250F128B-V/SS is a kind of low-cost, low-pin-count, powerful microcontroller integrated circuit with a 32-bit processor core offering performance rate of 50 MIPS (Million Instructions per Second) from a 3.3V, 3.6V supply. This microcontroller is based on MIPS® M4K core micro-architecture and incorporates many integrated peripherals such as 10/100 Ethernet controller, USB 2.0 host/device, 2-Channel CAN 2.0B, 1-Wire, AC’97 and IDE controllers. It is quite suitable for developing high-performance embedded systems. This article will focus on its application field and working principle.

As its functionality and performance, PIC32MX250F128B-V/SS could be applied in industrial control and automation systems, including motor control and power conversion tasks, signal acquisition and signal processing. It would be used in applications where digital signal processing require more performance than typically provided by 8-bit devices. In addition, this device offers connectivity peripheral support for USB, Ethernet, CAN and other industrial communication protocols. Furthermore, its small size and its low-power working mode make it applicable for medical equipment, automotive control, as well as home and industrial automation.

The working principle of the PIC32MX250F128B-V/SS digital integrated circuit is based on the architecture of a RISC (Reduced Instruction Set Computer) processor core. Its design is optimized over general-purpose processors in order to achieve faster instruction execution time and fewer instruction cycles per execution. The device combines an instruction and a program memory, with high-performance register files, a wide range of memory addressing modes, and supervisor and user modes of operation.

The instruction set of the PIC32MX250F128B-V/SS microcontroller includes instructions to multiply and divide, as well as instructions to access peripheral registers, bit fields of peripheral registers, and symbolic functions associated with common peripherals. It also provides special instructions to manipulate bits, bytes, and words of data, allowing a variety of operations to be performed rapidly, using only a few instructions. Moreover, the device supports up to 65 interrupts, providing a mechanism for applications to respond quickly to external events.

The core of the PIC32MX250F128B-V/SS also provides a number of hardware acceleration features, such as: Memory Protection Unit (MPU) for high reliability; Floating Point Unit (FPU) to perform floating-point arithmetic operations efficiently; Non-Maskable Interrupts (NMI) for handling critical events; and DMA (Direct Memory Access) for transferring data blocks quickly with low overhead.

PIC32MX250F128B-V/SS is a highly integrated microcontroller that combines high performance, ease of use, and low cost making it suitable for applications such as automotive control, industrial control and automation, signal acquisition and signal processing, medical equipment, as well as home and industrial automation. This microcontroller chip embeds a powerful RISC processor core, and provides many useful features, such as memory protection, floating point operations support, interrupt handling, direct memory access, and other performance-enhancing features.