.:madworm:.'s photos with the keyword: ringing

Serial data at 9600bps

Serial data at 9600bps

.:madworm:.
18 Apr 2012 138
With 104µs the average bit time is pretty much on spec. A nice thing when running with a ceramic resonator. I had to tune the bit-delays to get there. The ATtiny85 unfortunately doesn't have a hardware UART.
Serial data at 9600bps

Serial data at 9600bps

.:madworm:.
18 Apr 2012 159
The little insert is quite annoying. It simply doesn't want to move out of the way.
Not so clean edge

Not so clean edge

.:madworm:.
18 Apr 2012 168
The question: is the ringing real? In this case it was caused by sin(x)/x interpolation. I was instantly suspicious as this effect only showed up at one zoom setting.