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NXP LPC824M201JHI33 High-Integration 32-Bit 30MHz Single-Core ARM Cortex-M0 Microcontroller

Shenzhen Mingjiada Electronics Co., Ltd. has been consistently supplying the NXP LPC824M201JHI33, a high-performance microcontroller based on the ARM Cortex-M0+ core. The LPC824M201JHI33 MCU, with its low cost, low power consumption, and high integration, is widely used in industrial control, consumer electronics, IoT devices, and portable medical devices.

Product Overview and Technical Specifications of the LPC824M201JHI33

The LPC824M201JHI33 is a 32-bit ARM Cortex-M0+ microcontroller, part of the LPC800 product line. As a cost-effective embedded processor solution, the LPC824M201JHI33 integrates a wealth of peripheral resources into a compact 5x5mm package, with a maximum operating frequency of 30MHz, making it particularly suitable for space-constrained or cost-sensitive application designs.

The LPC824M201JHI33 microcontroller offers higher integration, larger memory capacity, doubling the maximum flash and SRAM sizes, featuring 18-channel DMA, additional I2C serial interfaces, and a 12-bit 1.2Msps ADC.

1. Core Architecture and Performance Parameters

The LPC824M201JHI33 microcontroller uses an ARM Cortex-M0+ processor (r0p1 version), featuring a single-cycle multiplier and fast single-cycle I/O ports, achieving a perfect balance between performance and power consumption.

Its main technical specifications include:

CPU Core: 32-bit ARM Cortex-M0+ single-core, operating at up to 30MHz

Memory Configuration: 32KB on-chip flash memory (supporting 64-byte page write and erase operations); 8KB SRAM; built-in ROM API support (including bootloader, ADC, SPI, I2C drivers, etc.)

Operating Voltage Range: 1.8V to 3.6V, suitable for various power supply environments

Temperature range: -40°C to +105°C (industrial grade) or -40°C to +85°C (commercial grade)

Package type: 32-pin HVQFN (5x5mm), surface-mount type

2. Rich peripheral interfaces

The highly integrated features of the LPC824M201JHI33 provide a variety of communication and control interfaces in a compact package:

Communication interfaces:

Up to 4 I2C bus interfaces (double the number compared to the previous-generation LPC81x series)

Up to 3 USARTs

Up to 2 SPI interfaces

Timer resources:

Multi-rate timers

Self-wake-up timers

Status-configurable timer (SCTimer/PWM), supporting PWM waveform generation

Analogue peripherals:

12-bit 1.2 Msps ADC (12 channels)

Analogue comparator

Other features:

18-channel DMA controller

CRC engine

Input pattern match engine (supporting Boolean operation interrupts on 8 pins)

Switch matrix (enabling flexible pin function configuration)

3. Advanced I/O Features

The LPC824M201JHI33 microcontroller provides 29 configurable GPIO pins with the following features:

Configurable pull-up/pull-down resistors

Programmable open-drain mode

Input inverter

Digital filter

Independent direction control for setting/clearing/switching individual bits

Four pins support high-current source output drive (20mA)

Product advantages and innovative features of the LPC824M201JHI33

The LPC824M201JHI33 represents a significant technological advancement and functional enhancement within the LPC800 series, offering higher integration and more powerful processing capabilities compared to the previous-generation LPC81x series.

1. Performance improvements and architectural optimisations

Compared to the LPC81x MCU series, the LPC824M201JHI33 achieves several key upgrades:

Doubled memory capacity: Flash memory increased from 16KB to 32KB, and SRAM increased from 4KB to 8KB

Increased DMA channels: Provides 18 DMA channels to enhance data transfer efficiency

Expanded communication interfaces: I2C interface count increased to 4 to meet multi-device connectivity requirements

Improved ADC performance: Integrated 12-bit 1.2Msps ADC (previous generation was 12-bit 200ksps)

2. Unique configurable features

The LPC824M201JHI33 introduces several innovative features that significantly enhance design flexibility:

Switch Matrix: Allows designers to flexibly arrange pin functions, simplifying PCB routing and addressing the limitations of fixed pin functions in traditional MCUs

Pattern Matching Engine: A configurable Boolean operation interrupt generation feature that can process specific pin state combinations without CPU intervention, reducing system power consumption

SCTimer/PWM: A highly configurable timer/PWM module capable of generating complex waveforms with minimal CPU resource usage

3. Low-Power Design

For battery-powered applications, the LPC824M201JHI33 offers multiple power-saving modes:

Deep sleep mode

Shutdown mode

Supports system wake-up via multiple peripherals (such as the pattern matching engine)

Built-in brown-out detection circuit to protect the system during power abnormalities

These features make the LPC824M201JHI33 an ideal choice for portable medical devices, wearable devices, and IoT nodes, performing exceptionally well in applications requiring long-term battery power.

Typical application scenarios for the LPC824M201JHI33

With its balanced performance, rich peripherals, and low-cost characteristics, the LPC824M201JHI33 is suitable for a wide range of embedded application areas.

Industrial automation and control

In industrial environments, the LPC824M201JHI33 can be used for:

Sensor gateways: collecting and processing data from multiple sensors

Simple motor control: Controlling DC motors via PWM and ADC

Status monitoring systems: Monitoring equipment status changes using a pattern matching engine

Industrial HMI: Driving small displays and receiving user input

Consumer Electronics and IoT

The LPC824M201JHI33's compact size and low power consumption make it ideal for consumer applications:

Smart home devices: such as smart plugs, lighting control, and environmental monitoring

Wearable devices: fitness trackers, smartwatches, etc.

Game controllers: processing user input and simple feedback

Portable medical devices: such as blood glucose meters, pulse oximeters, etc.

8/16-bit Application Upgrade

The LPC824M201JHI33 provides a smooth upgrade path for traditional 8/16-bit applications:

Maintains simplicity and ease of use

Offers higher performance and more features

Compatible with existing development toolchains (such as Keil MDK and IAR EWARM)

Simplifies PCB redesign via a switch matrix