[Owfs-developers] Issues with FTDI based USB-Serial dongle DS2480B

2014-09-19 Thread Johan Ström
Hi, I've noticed some problems using a FTDI based USB serial dongle together with a DS2480B based adapter (also known as DS9097U). On startup the device was not recognized at all, complaining about wrong responses. Anyone else seen these issues? I've debugged the problem and found the cause. On

Re: [Owfs-developers] Issues with FTDI based USB-Serial dongle DS2480B

2014-09-19 Thread Paul Alfille
Thank you, Johan, for the detailed tests. The idea of slurp was to collect any pending serial traffic and allow communication with the bus master to be synchronized. I agree that matching expected response exactly is optimal, but that supposes that you start from a known clean state. I found in