LPC2292FBD144
16/32-bit ARM7 microcontrollers with 256KB flash, 144-pin LQFP package
Manufacturer： nxp
series introduction
# Introduction to the LPC2292FBD144 Product Series
## 1. Overview
The LPC2292FBD144 is a highly versatile and powerful microcontroller product series developed by NXP Semiconductors. It belongs to the ARM7TDMI - S based family of microcontrollers, offering a rich set of features and capabilities that make it suitable for a wide range of embedded applications. With its high - performance processing core, extensive peripheral set, and compact form factor, the LPC2292FBD144 provides an excellent solution for designers looking to create efficient and reliable embedded systems.
## 2. Key Features
### 2.1 Processor Core
- **ARM7TDMI - S Core**: The LPC2292FBD144 is built around the ARM7TDMI - S 32 - bit RISC processor core. This core offers a high level of performance with a clock speed that can reach up to 60 MHz. It has a Harvard architecture, which means it has separate instruction and data buses, allowing for simultaneous access to instructions and data, thereby enhancing the overall processing efficiency.
- **Thumb Instruction Set**: In addition to the standard ARM instruction set, the core supports the Thumb instruction set. Thumb instructions are 16 - bit in length, which helps in reducing the code size while still maintaining a high level of performance. This is particularly useful in applications where memory space is limited.
### 2.2 Memory
- **On - Chip Memory**:
- **Flash Memory**: The LPC2292FBD144 is equipped with 512 KB of on - chip flash memory. This non - volatile memory is used to store the program code of the embedded application. The flash memory has a high - speed access time, enabling fast execution of the code.
- **SRAM**: It also features 32 KB of on - chip static random - access memory (SRAM). SRAM is used for storing data during the execution of the program, such as variables, buffers, and stack space. The fast access time of SRAM ensures quick data retrieval and storage, which is crucial for high - performance applications.
- **External Memory Interface**: The microcontroller provides an external memory interface that allows for the connection of external memory devices, such as external flash or SRAM. This feature enables the expansion of the memory capacity, which is useful for applications that require large amounts of code or data storage.
### 2.3 Peripherals
#### 2.3.1 Serial Communication
- **UARTs**: The LPC2292FBD144 has two universal asynchronous receiver - transmitters (UARTs). UARTs are commonly used for serial communication between the microcontroller and other devices, such as sensors, displays, or other microcontrollers. They support a wide range of baud rates, making them suitable for different communication requirements.
- **SPI**: A serial peripheral interface (SPI) is also available. SPI is a high - speed serial communication protocol that allows for full - duplex communication between the microcontroller and SPI - compatible devices. It is often used for communicating with external memory devices, sensors, and other peripherals.
- **I²C**: The integrated inter - integrated circuit (I²C) interface enables communication with I²C - compliant devices. I²C is a multi - master, multi - slave serial communication protocol that is widely used for connecting low - speed devices, such as EEPROMs, sensors, and real - time clocks.
#### 2.3.2 Timers and Counters
- **Multiple Timers**: The microcontroller includes several timers, such as 16 - bit and 32 - bit timers. These timers can be
Images for reference
144-LQFP
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