Dirty little bugger Dirty little bugger Solder joint fatigue Fixed Floppy Drive Creating a DSO trigger test jig Creating a DSO trigger test jig Creating a DSO trigger test jig Creating a DSO trigger test jig Creating a DSO trigger test jig Creating a DSO trigger test jig Creating a DSO trigger test jig Creating a DSO trigger test jig Creating a DSO trigger test jig Creating a DSO trigger test jig Creating a DSO trigger test jig Creating a DSO trigger test jig Creating a DSO trigger test jig Creating a DSO trigger test jig Creating a DSO trigger test jig Creating a DSO trigger test jig Creating a DSO trigger test jig Creating a DSO trigger test jig Creating a DSO trigger test jig Confused trigger Confused trigger MIBAM MIBAM MIBAM - trying to get it to trigger MIBAM MIBAM - bad ISR runtime MIBAM - delayed interrupt MIBAM - OK ISR run time MIBAM Confused trigger MIBAM This trigger point looks right Confused trigger MIBAM waveform MIBAM waveform Not so clean edge Clean edge Serial data at 9600bps Serial data at 9600bps Some signal More details