There are 40 I/Os on the Microcontroller. This program has a type of memory called Flash for this MCU's program memory. There is 64KB bytes of program memory in MCU, which corresponds to the size of the program. 48 pins are counted on this board. With ARM core architecture, it offers high performance.
LPC11U35FBD48/40EL Features
LPC11U35FBD48/40EL Applications
There are a lot of NXP Semiconductors LPC11U35FBD48/40EL Microcontroller applications.