The LPC11E1x are an ARM Cortex-M0 based, low-cost 32-bit MCU family, designed for 8/16-bit microcontroller applications, offering performance, low power, simple instruction set and memory addressing together with reduced code size compared to existing 8/16-bit architectures. The LPC11E1x operate at CPU frequencies of up to 50 MHz
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## Features
* ARM Cortex-M0 processor, running at frequencies of up to 50 MHz
* ARM Cortex-M0 built-in Nested Vectored Interrupt Controller (NVIC)
* Non-Maskable Interrupt (NMI) input selectable from several input sources
* System tick timer
* 32 kB on-chip flash program memory
* 4 kB on-chip EEPROM data memory; byte erasable and byte programmable
* 10 kB SRAM data memory
* 16 kB boot ROM including 32-bit integer divide routines and power profiles
* In-System Programming (ISP) and In-Application Programming (IAP)
* Standard JTAG test interface for BSDL
* Serial Wire Debug
* 28 General-Purpose I/O (GPIO) pins with configurable pull-up/pull-down resistors
* Up to 8 GPIO pins can be selected as edge and level sensitive interrupt sources
* Two GPIO grouped interrupt modules
* High-current source output driver (20 mA) on one pin
* High-current sink driver (20 mA) on true open-drain pins
* Four general-purpose counter/timers
* Programmable Windowed WatchDog Timer (WWDT)
* 10-bit ADC with input multiplexing among eight pins
* USART with fractional baud rate generation
* Two SSP controllers with FIFO and multi-protocol capabilities
* I2C-bus interface supporting the full I2C-bus specification and Fast-mode Plus
* Crystal Oscillator with an operating range of 1 MHz to 25 MHz
