optional_probes = [
{'id': 'pioa', 'name': 'PIOA/DONE#',
'desc': 'PIOA channel and chain output'},
{'id': 'piob', 'name': 'PIOB/EN#',
'desc': 'PIOB channel and chain output'},
]
optional_probes = [
{'id': 'pioa', 'name': 'PIOA/DONE#',
'desc': 'PIOA channel and chain output'},
{'id': 'piob', 'name': 'PIOB/EN#',
'desc': 'PIOB channel and chain output'},
]