uart_analog_10700_8n2.sr: This was captured from an ATMega328p running at 1Mz from the internal oscillator, with a DDR0 of 5. The device used to capture this was a Hantek 6022BE, with an 8MHz sample rate, single channel. The ATMega was programmed to output bytes between 0x1A and 0x20, separated by null bytes.