After purchase, reply to your order confirmation email to request a free FRDM-MCXE31B, FRDM-MCXN236, FRDM-MCXA153, or FRDM-MCXA156 coupon to evaluate MCX microcontrollers. The LPCXpresso™ family of boards provides a powerful and flexible development system for NXP's Arm® Cortex®-M family of MCUs. The LPCXpresso51U68 board has been designed to enable evaluation of and prototyping with the LPC51U68 MCU leveraging the high-performance Cortex-M0+ core, power-efficiency and cost sensitive capabilities provided by the MCU device. The board also features an on-board, CMSIS-DAP / SEGGER J-Link compatible debug probe. In addition, the board can be used with a wide range of development tools, including NXP’s MCUXpresso Integrated Development Environment (IDE) and other popular toolchains including IAR and Keil. MCUXpresso configuration tools and extensive SDK drivers/examples are available for the board at mcuxpresso.nxp.com.