pl2302-pl2307. pdf USB TO COM USB TO ATA-pl2302-pl2307.pdf is the ICs using convert USB to RS232 signal and so on.

几个USB转串口RS—232c的原理图，配转换芯片的datasheet。-Some USB to Serial RS-232c of the schematic diagram, with the conversion chip datasheet.

Schematic of ZLPC2103 evaluation board saik on www.the0.net The Zero Research Institute presents a brand new ZLPC2103 Development Board for Philips NXP LPC2103 ARM Family. The ZLPC2103 Development board helps you get started writing programs and