Overview
The LPC1754FBD80 is a high-performance 32-bit microcontroller from NXP USA Inc., based on the ARM Cortex-M3 core. This microcontroller is designed for a wide range of embedded applications, offering a high level of integration and advanced peripherals. It features 128 kB of flash memory, 32 kB of SRAM, and a variety of communication interfaces, including USB, UARTs, CAN, and more. The LPC1754FBD80 is packaged in an LQFP80 package, measuring 12 mm x 12 mm x 1.4 mm, making it suitable for applications requiring compact and powerful processing capabilities.
Key Specifications
| Parameter | Value |
|---|---|
| Processor Core | ARM Cortex-M3 |
| Maximum Clock Frequency | Up to 100 MHz |
| Flash Memory | 128 kB |
| SRAM | 32 kB |
| Package Type | LQFP80 (80 leads, 12 mm x 12 mm x 1.4 mm) |
| Communication Interfaces | USB 2.0 Device/Host/OTG, 4 UARTs, 2 CAN channels, 2 SSP controllers, SPI interface, 2 I2C-bus interfaces |
| Analog Peripherals | 6-channel 12-bit ADC, 10-bit DAC (on LPC1759/58/56/54 only) |
| Timers and PWM | 4 general purpose timers/counters, motor control PWM, Quadrature encoder interface |
| General Purpose I/O | Up to 52 GPIO pins with configurable pull-up/down resistors |
| Real-Time Clock | Ultra-low power RTC with separate battery supply |
Key Features
- ARM Cortex-M3 Processor: Runs at frequencies up to 100 MHz with a Nested Vectored Interrupt Controller (NVIC) and Memory Protection Unit (MPU) supporting eight regions.
- Memory and Programming: 128 kB of on-chip flash memory with enhanced flash memory accelerator for high-speed operation, and In-System Programming (ISP) and In-Application Programming (IAP) via on-chip bootloader software.
- Communication Interfaces: Includes USB 2.0 full-speed device/host/OTG controller, four UARTs, two CAN channels, two SSP controllers, SPI interface, and two I2C-bus interfaces.
- Analog Peripherals: Features a 6-channel 12-bit ADC and a 10-bit DAC (on LPC1759/58/56/54 only), along with a motor control PWM and Quadrature encoder interface.
- General Purpose I/O and Timers: Up to 52 GPIO pins with configurable pull-up/down resistors and four general purpose timers/counters.
- Real-Time Clock: Ultra-low power RTC with a separate power domain and dedicated RTC oscillator.
- DMA and Bus Architecture: 8-channel general purpose DMA controller and a multilayer AHB matrix interconnect for high throughput with minimal arbitration delays.
Applications
- eMetering: Suitable for smart metering applications due to its advanced peripherals and low power consumption.
- Lighting: Can be used in lighting control systems requiring precise timing and communication capabilities.
- Industrial Networking: Ideal for industrial automation and networking due to its support for CAN, UART, and other communication protocols.
- Alarm Systems: Used in security and alarm systems that require reliable and fast processing.
- White Goods: Applicable in consumer appliances such as refrigerators, washing machines, and air conditioners.
- Motor Control: Features motor control PWM and Quadrature encoder interface, making it suitable for motor control applications.
Q & A
- What is the processor core of the LPC1754FBD80?
The LPC1754FBD80 is based on the ARM Cortex-M3 core.
- What is the maximum clock frequency of the LPC1754FBD80?
The maximum clock frequency is up to 100 MHz.
- How much flash and SRAM memory does the LPC1754FBD80 have?
The LPC1754FBD80 has 128 kB of flash memory and 32 kB of SRAM.
- What type of package does the LPC1754FBD80 come in?
The LPC1754FBD80 is packaged in an LQFP80 package, measuring 12 mm x 12 mm x 1.4 mm.
- What communication interfaces does the LPC1754FBD80 support?
The LPC1754FBD80 supports USB 2.0, four UARTs, two CAN channels, two SSP controllers, SPI interface, and two I2C-bus interfaces.
- Does the LPC1754FBD80 have any analog peripherals?
Yes, it features a 6-channel 12-bit ADC and a 10-bit DAC (on LPC1759/58/56/54 only).
- What is the purpose of the DMA controller in the LPC1754FBD80?
The 8-channel general purpose DMA controller is used for high-speed data transfers between peripherals and memory, reducing CPU load.
- What are some common applications of the LPC1754FBD80?
Common applications include eMetering, lighting control, industrial networking, alarm systems, white goods, and motor control.
- Does the LPC1754FBD80 support real-time clock functionality?
Yes, it includes an ultra-low power Real-Time Clock (RTC) with a separate power domain and dedicated RTC oscillator.
- How many GPIO pins does the LPC1754FBD80 have?
The LPC1754FBD80 has up to 52 GPIO pins with configurable pull-up/down resistors.
