digital signal processing using casper tools
DESCRIPTION
Digital Signal Processing Using CASPER Tools. Daria Lane & Bang Nhan NAIC/NRAO Single Dish Summer School 7 Arecibo Observatory 11-16 July 2013. Analog. AKA Lots of cables…. DIGITAL=FUTURE. CASPER Hardware – ROACH + iADC. FPGA. ADC. - PowerPoint PPT PresentationTRANSCRIPT
DIGITAL SIGNAL PROCESSING USING CASPER TOOLS
Daria Lane & Bang NhanNAIC/NRAO Single Dish Summer School 7Arecibo Observatory11-16 July 2013
Analog. AKA Lots of cables…
DIGITAL=FUTURE
CASPER Hardware – ROACH + iADC
FPGA
ADC
ROACH (Reconfigurable Open Architecture Computing Hardware)
PowerPC
Z-DOK+
CX4
Ethernet
RS232
Mem
DIO
ADC
Analog to Digital Converter - ADC
A/D …
A/D …
= or
iADC (ADC2x1000-8)
katADC
clock
Analog to Digital Down-Conversion
Low Pass Filter
Downsampling