Hi I wanted to check out the hid interface, but: atte@ajstrup:~/music/chuck/examples/hid$ chuck kb.ck [chuck]: HidIn: couldn't open HID device 3:0... What am I doing wrong? This is under linux... I don't know if it's relevant, but heres what "chuck --probe" has to say: atte@ajstrup:~/music/chuck/examples/hid$ chuck --probe [chuck]: found 6 device(s) ... [chuck]: ------( chuck -- dac1 )--------------- [chuck]: device name = "hw:I82801DBICH4,0" [chuck]: probe [success] ... [chuck]: # output channels = 2 [chuck]: # input channels = 2 [chuck]: # duplex Channels = 2 [chuck]: default device = YES [chuck]: natively supported data formats: [chuck]: 16-bit int [chuck]: 32-bit int [chuck]: supported sample rates: [chuck]: 8000 Hz [chuck]: 9600 Hz [chuck]: 11025 Hz [chuck]: 16000 Hz [chuck]: 22050 Hz [chuck]: 32000 Hz [chuck]: 44100 Hz [chuck]: 48000 Hz [chuck]: [chuck]: ------( chuck -- dac2 )--------------- [chuck]: device name = "hw:I82801DBICH4,1" [chuck]: probe [success] ... [chuck]: # output channels = 0 [chuck]: # input channels = 2 [chuck]: # duplex Channels = 0 [chuck]: default device = NO [chuck]: natively supported data formats: [chuck]: 16-bit int [chuck]: supported sample rates: [chuck]: 48000 Hz [chuck]: [chuck]: ------( chuck -- dac3 )--------------- [chuck]: device name = "hw:I82801DBICH4,2" [chuck]: probe [success] ... [chuck]: # output channels = 0 [chuck]: # input channels = 2 [chuck]: # duplex Channels = 0 [chuck]: default device = NO [chuck]: natively supported data formats: [chuck]: 16-bit int [chuck]: supported sample rates: [chuck]: 48000 Hz [chuck]: [chuck]: ------( chuck -- dac4 )--------------- [chuck]: device name = "hw:I82801DBICH4,3" [chuck]: probe [success] ... [chuck]: # output channels = 0 [chuck]: # input channels = 2 [chuck]: # duplex Channels = 0 [chuck]: default device = NO [chuck]: natively supported data formats: [chuck]: 16-bit int [chuck]: supported sample rates: [chuck]: 48000 Hz [chuck]: [chuck]: ------( chuck -- dac5 )--------------- [chuck]: device name = "hw:I82801DBICH4,4" [chuck]: probe [success] ... [chuck]: # output channels = 2 [chuck]: # input channels = 0 [chuck]: # duplex Channels = 0 [chuck]: default device = NO [chuck]: natively supported data formats: [chuck]: 16-bit int [chuck]: supported sample rates: [chuck]: 48000 Hz [chuck]: [chuck]: ------( chuck -- dac6 )--------------- [chuck]: device name = "hw:Modem,0" [chuck]: probe [success] ... [chuck]: # output channels = 1 [chuck]: # input channels = 1 [chuck]: # duplex Channels = 1 [chuck]: default device = NO [chuck]: natively supported data formats: [chuck]: 16-bit int [chuck]: supported sample rates: [chuck]: 8000 Hz [chuck]: 9600 Hz [chuck]: 16000 Hz [chuck]: [chuck]: ------( chuck -- 1 MIDI inputs )------ [chuck]: [0] : "Midi Through Port-0" [chuck]: [chuck]: ------( chuck -- 1 MIDI outputs )----- [chuck]: [0] : "Midi Through Port-0" [chuck]: -- peace, love & harmony Atte http://www.atte.dk | quintet: http://www.anagrammer.dk | compositions: http://www.atte.dk/compositions