Added multi-channel support

diff --git a/demo/ao_waveform.c b/demo/ao_waveform.c
index d24428922a890ecaed3bab13c47a2437d28ddbb0..09a17fc49bd63550e92bacd15f18c4d93dc093b9 100644 (file)
--- a/demo/ao_waveform.c
+++ b/demo/ao_waveform.c
@@ -92,10 +92,13 @@ int main(int argc, char *argv[])
        int n,m;
        int total=0;
        comedi_t *dev;
-       unsigned int chanlist[1];
+       unsigned int chanlist[16];
 
        parse_options(argc,argv);
 
+       /* Force n_chan to be 1 */
+       n_chan = 1;
+
        if(value){
                waveform_frequency = value;
        }
@@ -117,14 +120,15 @@ int main(int argc, char *argv[])
        cmd.convert_src = TRIG_NOW;
        cmd.convert_arg = 0;
        cmd.scan_end_src = TRIG_COUNT;
-       cmd.scan_end_arg = 1;
+       cmd.scan_end_arg = n_chan;
        cmd.stop_src = TRIG_NONE;
        cmd.stop_arg = 0;
 
        cmd.chanlist = chanlist;
-       cmd.chanlist_len = 1;
+       cmd.chanlist_len = n_chan;
 
        chanlist[0] = CR_PACK(channel,range,aref);
+       chanlist[1] = CR_PACK(channel+1,range,aref);
 
        dds_init();