040000 tree dfd674c0396119e58680a2d64a66482bbc2848dc	data_acquisition
040000 tree e42da443d2cfc24c99e00723ccc9c656504828ca	data_presentation
040000 tree 620648fc2c8708a3985bdc15975c10067caa5b5c	timer
040000 tree 58e180ccdbfd680f6eafc4c0ec36bd0732c46951	utils