4 2013-02-13 www.fritzing.org <b>Single-Chip USB to UART Bridge</b> Source: www.silabs.com .. CP2103.pdf. Spark Fun Electronics SKU : COM-00309 Single-Chip USB to UART Bridge MLP28 CP2103_USB_UART mlp28 sparkfun USB IC CP2103 !RST

!SUSPEND

CTS

D+

D-

DCD

DSR

DTR

GND

GND

GND

GPIO_0

GPIO_1

GPIO_2

GPIO_3

REGIN

RI

RTS

RXD

SUSPEND

TXD

VBUS

VDD

VIO