C3-370C is a mini GPS module with ceramic antenna. We will make a topic about this module on our blog and forum, to teach you how to use it and download new firmware for it, of cause with many demo for different platforms, lime ATMega328, C51 and STM32.
DATASHEET of C3-370C GPS Module (The datasheet is English, but maybe your pdf reader should support Korean character)

Above it the pin define of this module. We also provide the breakout cables for this connector.Come with the module:

You can use the SiRFflash to download the new firmware for this module, to reset the baud rate, time zoom and so on. We provide a USB to TLL serial tool for you to connect GPS module with USB port of PC

Download the SiRFflash software here.
Use the GPS Viewer software , you can test your module with PC.

Download the GPS Viewer here.
Tell us what you think about C3-370C Mini GPS module (Built-in Antenna), share your opinion with other people. Please make sure that your review focus on C3-370C Mini GPS module (Built-in Antenna). All the reviews are moderated and will be reviewed within two business days. Inappropriate reviews will not be posted.
Have any question or inquire for C3-370C Mini GPS module (Built-in Antenna)? Please contact Customer Service. (Our customer representative will get back shortly.)
366 Categories,2,384 Products,Worldwide shipping to 189 countries.