README

SiGe GN3S v2 CUSTOM FIRMWARE FOR GNSS-SDR
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Source maintainer: Javier Arribas jarribas@cttc.es

Here can be found a modified version of the SiGe GN3S v2 firmware.
This device was once available at https://www.sparkfun.com/products/8238

The target is the 8051 MCU used in the Cypress FX2 USB 2.0 microcontroller.

Basically, the main modifications are:

	- Disabled the capture filesize limit in order to allow real-time processing
	
	- USB VID and PID changed
		;; Original one
		;;VID_FREE	 = 0x1781	; GN3S Project
		;;PID_USRP	 = 0x0B39	; CU AAU SE4120L-EK3
		;; New one
		VID_FREE	 = 0x16C0	; GN3S Modified driver Project
		PID_USRP	 = 0x072F	; CU AAU SE4120L-EK3