Author: calvinraveenthran

UART Rx

This week I finished up the Rx portion of the UART device that follows the RS232 protocol. I was able to implement it onto the Spartan3 board. When I first tested it, I was...

RS 232 rx

This week i finished up writing the code for the receiver uart. My design includes a transmission register, a state register,  a status register and a few counters. This was the first time, I...

SPI Finishing

On my fifth week here, I finished up the SPI that was compatible with the Wishbone bus. I was able to have it working for the four modes of the SCLK. I had to...

SPI Slave Modifications

In my fourth week at AESTE, I worked on my spi design. I made many many changes with the help of my mentor. Firstly, I was able to introduce an edge detector that uses...