Firmware to control a Si570 chip over the USB port.

This is the official source of the firmware delivered with the SoftRock40 SDR receivers / transceivers (V9.0, V6.3, RX Ensemble, RXTX Ensemble) kits from Tony, KB9YIG.

• Website describing the various versions of the firmware. pe0fko firmware.
• Firmware configuration tool.
• WinRad SDR application ExtIO_Si570 DLL to control the firmware in WinRad.
• Many other SDR radio applications are supporting the SoftRock kits as a frond-end receiver.
• Some of the latest tested SDR programs with this firmware are:
• Winrad v1.32
• Winrad v1.42
• WinradHD v0.0.7
• Rocky v3.6
• PSDR v1.9.0 sr40
• PSDR_IQ v1.12.20
• PSDR v1.16.2,
• PSDR v1.18.0

73, Fred PE0FKO