Takes an u32 '''port''', an u16 '''addr''', an '''AddressingMode''' (1 for 10-bit, 0 otherwise) and a '''SpeedMode''' (400000 or 100000). Returns true if the device exists or false otherwise. | Takes an u32 '''port''', an u16 '''addr''', an '''AddressingMode''' (1 for 10-bit, 0 otherwise) and a '''SpeedMode''' (400000 or 100000). Returns true if the device exists or false otherwise. |