This is a specialized serial interface programmer for the LPC ARM series ICs that have the Phillips bootloader.
Used in conjunction with the LPC2000 Flash Utility, this board will allow the user to easily switch between program and debug modes.

Features:

• Programs LPC21xx
• Uses 6-pin interface : VCC, GND, TX, RX, RST, and BSL
• DPDT Switch between Program and Run modes

Documents: LPC-ICP Schematic