a.name=Board A
a.vid=0x9999
a.pid=0x0001

b.name=Board B
b.vid.0=0x9999
b.pid.0=0x0002

c.name=Board C
c.vid.0=0x9999
c.pid.0=0x0003
c.vid.1=0x9999
c.pid.1=0x0004

d.name=Board D
d.vid.1=0x9999
d.pid.1=0x0005
