LPC2478FET208
ARM7TDMI-S microcontrollers with USB, CAN, and 512KB flash memory
Manufacturer： nxp
series introduction
# Introduction to the LPC2478FET208 Product Series
## 1. Overview
The LPC2478FET208 is a highly versatile and powerful microcontroller product series developed by NXP Semiconductors. It belongs to the ARM7 - based LPC2000 family, which is well - known for its excellent performance, low power consumption, and rich peripheral integration. This particular series is designed to meet the diverse requirements of various embedded applications, ranging from industrial control systems to consumer electronics.
## 2. Key Features
### 2.1 Processor Core
- **ARM7TDMI - S Core**: The LPC2478FET208 is built around the ARM7TDMI - S 32 - bit RISC processor core. This core offers a high - performance computing platform with a clock speed of up to 72 MHz. It provides efficient instruction execution, enabling fast data processing and real - time response for complex applications.
- **Thumb Instruction Set**: The ARM7TDMI - S core supports the Thumb instruction set, which allows for a more compact code size. This is beneficial for applications with limited memory resources, as it reduces the memory footprint while maintaining good performance.
### 2.2 Memory
- **On - Chip Memory**:
- **Flash Memory**: It comes with 512 KB of on - chip flash memory. This non - volatile memory is used to store the program code, allowing for easy firmware updates and reliable data storage. The flash memory has a high - speed access time, which enables fast code execution.
- **SRAM**: The device is equipped with 96 KB of on - chip SRAM. This volatile memory is used for data storage during program execution, providing fast access to variables and buffers. The large SRAM size allows for the implementation of complex algorithms and data - intensive applications.
- **External Memory Interface**: The LPC2478FET208 features an external memory interface (EMI) that supports various types of external memory, such as SDRAM, SRAM, and Flash. This allows for the expansion of the memory capacity, enabling the development of applications that require large amounts of data storage or high - speed memory access.
### 2.3 Peripherals
#### 2.3.1 Communication Peripherals
- **UART (Universal Asynchronous Receiver - Transmitter)**: It has multiple UART interfaces, which are commonly used for serial communication with other devices. The UARTs support a wide range of baud rates, making them suitable for different communication requirements. They can be used for communication with sensors, displays, and other serial - based devices.
- **SPI (Serial Peripheral Interface)**: The SPI interface provides a high - speed serial communication protocol. It is used for communicating with external devices such as flash memories, ADCs (Analog - to - Digital Converters), and DACs (Digital - to - Analog Converters). The SPI interface supports full - duplex communication and can operate at high clock speeds, enabling fast data transfer.
- **I²C (Inter - Integrated Circuit)**: The I²C interface is a widely used serial communication protocol for connecting multiple devices on a single bus. It is suitable for communicating with low - speed devices such as sensors, EEPROMs, and real - time clocks. The LPC2478FET208 supports multiple I²C interfaces, allowing for the connection of multiple I²C devices.
- **CAN (Controller Area Network)**: The CAN interface is designed for automotive and industrial applications that require reliable and high - speed communication between multiple nodes. It supports the CAN 2.0A and CAN 2.0B protocols and can operate at different bit rates. The CAN interface on the L
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