Added the small support driver for the picoscope

Added a deploysics script
The Tcl data and time functions were moved to the SICS kernel

utils/picoscope/picosig.c

@@ -0,0 +1,69 @@
+/**
+   This is a little CLi program to control the picoscope frequency 
+   generator coming with the Pico Labs Picoscope 2206a oscilloscope
+
+   Mark Koennecke, May 2015
+
+ */
+
+#include <sys/types.h>
+#include <string.h>
+#include <termios.h>
+#include <sys/ioctl.h>
+#include <sys/types.h>
+#include <unistd.h>
+#include <stdlib.h>
+#include <stdio.h>
+
+#include <libps2000a-1.1/ps2000aApi.h>
+#ifndef PICO_STATUS
+#include <libps2000a-1.1/PicoStatus.h>
+#endif
+
+
+int main(int argc, char *argv[])
+{
+  int freq, ampl, status;
+  short handle;
+
+  if(argc < 3) {
+    printf("Usage:\n\tpicosig freq ampl\n");
+    exit(1);
+  }
+  
+  freq = atoi(argv[1]);
+  ampl = atoi(argv[2]);
+
+  printf("Found freq, ample = %d %d\n", freq, ampl);
+
+  status = ps2000aOpenUnit(&handle, NULL);
+  if(status != PICO_OK){
+    printf("Failed to open picoscope with %d\n", status);
+    exit(1);
+  }
+  
+  status = ps2000aSetSigGenBuiltIn(handle,
+				   0,
+				   (unsigned long)ampl,
+				   PS2000A_SINE,
+				   (float)freq,
+				   (float)freq,
+				   0,
+				   0,
+				   0,
+				   0,
+				   0,
+				   0,
+				   0,
+				   0,
+				   0);
+  if(status != PICO_OK){
+    printf("Failed to configure signal generator with %d\n", status);
+    exit(1);
+  }
+
+  sleep(5);
+
+  ps2000aCloseUnit(handle);
+  printf("Done\n");
+}