NXP Semiconductors LPC18Sx ARM® Cortex® 微控制器
恩智浦半导体 LPC18Sx 系列包含基于 ARM® Cortex®-M3 的微控制器(MCU)，具有安全特性,适用于嵌入式应用。ARM Cortex-M3 采用新一代核心，系统具有多项改进，如低功耗、增强的调试功能、支持模块的高度集成。ARM Cortex-M3 CPU 集成了一个 3 级流水线，CPU 工作频率 额定功耗达 180MHz。哈弗架构具有独立的本地指令总线和数据总线，还有第三条用于外设的总线。此外，ARM Cortex-M3CPU 还有一个内部预取单元，必要时可进行分支操作（speculative branching）。LPC18Sx 基于 ARM Cortex-M3 的 MCU 包括高达 200kB 片上 SRAM、AES 加密安全引擎、一个四通道 SPI 闪存接口（SPIFI）、一个状态可配置定时器/PWM （SCTimer/PWM）子系统、两个高速 USB 控制器、以太网、LCD、一个外部存储控制器和多个数字和模拟外设。
特性
- Processor core
- Arm Cortex-M3 processor, running at CPU frequencies of up to 180MHz
- Arm Cortex-M3 built-in Memory Protection Unit (MPU) supporting eight regions
- Arm Cortex-M3 built-in Nested Vectored Interrupt Controller (NVIC).
- Non-Maskable Interrupt (NMI) input
- JTAG and serial wire debug, serial trace, eight breakpoints, and four watchpoints
- Enhanced Trace Module (ETM) and Enhanced Trace Buffer (ETB) support
- System tick timer
- On-chip memory
- 200kB SRAM for code and data use
- Multiple SRAM blocks with separate bus access
- 64kB ROM containing boot code and on-chip software drivers
- 64-bit One-Time Programmable (OTP) memory for general-purpose use
- Two banks (256 bit total) One-Time Programmable (OTP) memory for AES key storage
- One bank can store an encrypted key for decoding the boot image
- AES engine encryption and decryption of the boot image and data with DMA support and programmable via a ROM-based API
- Clock generation unit
- Crystal oscillator with an operating range of 1MHz to 25MHz
- 12MHz internal RC oscillator trimmed to 1.5 % accuracy over temperature and voltage
- Ultra-low power RTC crystal oscillator
- Serial interfaces
- Quad SPI Flash Interface (SPIFI) with 1-, 2-, or 4-bit data at rates of up to 52MB per second
- 10/100T Ethernet MAC with RMII and MII interfaces and DMA support for high throughput at low CPU load
- Support for IEEE 1588 timestamping/advanced time stamping (IEEE 1588-2008 v2)
- Digital peripherals
- External Memory Controller (EMC) supporting external SRAM, ROM, NOR flash, and SDRAM devices
- LCD controller with DMA support and a programmable display resolution of up to 1024H x 768V
- Analog peripherals
- One 10-bit DAC with DMA support and a data conversion rate of 400kSamples/s
- Two 10-bit ADCs with DMA support and a data conversion rate of 400kSamples/s
- Up to eight analog channels tota
- Each analog input is connected to both ADCs
应用
- Communication hubs
- Embedded audio applications
- Automotive aftermarket
- Industrial control
- Power management
- Industrial automation
- Consumer health devices
- White goods
视频
Block Diagram
View Results ( 12 ) Page
| 物料编号 | 程序存储器大小 | 数据 RAM 大小 | 数据 ROM 大小 | 输入/输出端数量 | 接口类型 |
|---|---|---|---|---|---|
| LPC18S37JBD144E | 1 MB | 136 kB | 16 kB | 83 I/O | CAN, I2C, Ethernet, SPI, UART, USB |
| LPC18S57JBD208E | 1 MB | 136 kB | 16 kB | 142 I/O | CAN, I2C, Ethernet, SPI, UART, USB |
| LPC18S10FBD144E | 0 B | 136 kB | 64 kB | 83 I/O | CAN, I2C, SPI, UART |
| LPC18S37JET100E | 1 MB | 136 kB | 16 kB | 49 I/O | CAN, I2C, Ethernet, SPI, UART, USB |
| LPC18S10FET100E | 0 B | 136 kB | 64 kB | 49 I/O | CAN, I2C, SPI, UART |
| LPC18S10FET180E | 0 B | 16 kB | SPI, SSP, UART | ||
| LPC18S30FBD144E | 0 B | 200 kB | 64 kB | 83 I/O | CAN, I2C, Ethernet, SPI, UART, USB |
| LPC18S30FET100E | 0 B | 200 kB | 64 kB | 49 I/O | CAN, I2C, Ethernet, SPI, UART, USB |
| LPC18S30FET256E | 0 B | 200 kB | 64 kB | 164 I/O | CAN, I2C, Ethernet, SPI, UART, USB |
| LPC18S50FET180E | 0 B | 200 kB | 64 kB | 118 I/O | CAN, I2C, Ethernet, SPI, UART, USB |
发布日期: 2015-03-03
| 更新日期: 2022-03-11