various bugfixes

stitch_project/api/Stitch/Stitch.py

@@ -22,6 +22,12 @@ CMD_START = 2**3
 CMD_READBACK = 2**3+2**0
 CMD_RESET = 2**3+2**1
 
+def vectToScalar(data):
+    cumsum = 0
+    for i in range(8):
+        cumsum = cumsum*256 + data[7-i]
+    return cumsum
+
 
 
 class Stitch:
@@ -79,18 +85,27 @@ class Stitch:
         arr[0] = CMD_READBACK
         self._sendArray(arr)
         #now read until timeout
+        if not self.alwaysOpen:
+            self.serialHandle = serial.Serial(self.serialPort, self.baudRate, bytesize=8, stopbits=1, timeout=5)
         data = self.serialHandle.read(20*self.numFreqs)
-        print(f"Received {len(data)/20} frames")
+        if not self.alwaysOpen:
+            self.close()
+        print(f"Received {int(len(data)/20)} frames")
+        #print(data)
         cosineData = []
         sineData = []
         numberData = []
         for i in range(self.numFreqs):
-            cosData = int.from_bytes(data[i*20:i*20+8], byteorder='little')
-            sinData = int.from_bytes(data[i*20+8:i*20+16], byteorder='little')
-            numData = int.from_bytes(data[i*20+16:i*20+20], byteorder='little')
-            cosineData.append(float(cosData)/float(numData))
-            sineData.append(float(sinData)/float(numData))
-            numberData.append(numData)
+            cosineData.append([data[i*20:i*20+8]])
+            sineData.append([data[i*20+8:i*20+16]])
+            numberData.append([data[i*20+16:i*20+20]])
+        #for i in range(self.numFreqs):
+            #cosData = int.from_bytes(data[i*20:i*20+8], byteorder='little')
+            #sinData = int.from_bytes(data[i*20+8:i*20+16], byteorder='little')
+            #numData = int.from_bytes(data[i*20+16:i*20+20], byteorder='little')
+            #cosineData.append(float(cosData)/float(numData))
+            #sineData.append(float(sinData)/float(numData))
+            #numberData.append(numData)
         return numberData, cosineData, sineData
 
 
@@ -106,25 +121,31 @@ class Stitch:
     def setRegister(self, value):
         arr = np.zeros(7,dtype='uint8')
         #set 4:0 bits of register
-        arr[0] = DEST_REG_4dt0 + (value&15)
+        arr[0] = DEST_REG_4dt0 + (value&31)
         #set 9:5 bits of register
-        value = value >> 4
-        arr[1] = DEST_REG_9dt5 + (value&15)
+        value = value >> 5
+        arr[1] = DEST_REG_9dt5 + (value&31)
         #set 14:10 bits of register
-        value = value >> 4
-        arr[2] = DEST_REG_14dt10  + (value&15)
+        value = value >> 5
+        arr[2] = DEST_REG_14dt10  + (value&31)
         #set 19:15 bits of register
-        value = value >> 4
-        arr[3] = DEST_REG_19dt15  + (value&15)
+        value = value >> 5
+        arr[3] = DEST_REG_19dt15  + (value&31)
         #set 24:20 bits of register
-        value = value >> 4
-        arr[4] = DEST_REG_24dt20  + (value&15)
+        value = value >> 5
+        arr[4] = DEST_REG_24dt20  + (value&31)
         #set 29:25 bits of register
-        value = value >> 4
-        arr[5] = DEST_REG_29dt25  + (value&15)
+        value = value >> 5
+        arr[5] = DEST_REG_29dt25  + (value&31)
         #set 31:30 bits of register
-        value = value >> 4
-        arr[6] = DEST_REG_31dt30  + (value&15)
+        value = value >> 5
+        arr[6] = DEST_REG_31dt30  + (value&31)
+        #checkValue = 0
+        #for i,entry in enumerate(arr):
+        #    checkValue += (int(entry)&31)*2**(i*5)
+        #    print(f"Entry {i}: {entry} -> {entry&31} -> {int(entry)&31}")
+        #print(arr)
+        #print(int(checkValue))
         self._sendArray(arr)
 
     def dphiWrite(self):
@@ -156,17 +177,6 @@ class Stitch:
         arr = np.zeros(1,dtype='uint8')
         arr[0] = CMD_NFREQS_MV
         self._sendArray(arr)
-
-    def startExperiment(self):
-        arr = np.zeros(1,dtype='uint8')
-        arr[0] = CMD_START
-        self._sendArray(arr)
-
-    def getData(self):
-        arr = np.zeros(1,dtype='uint8')
-        arr[0] = CMD_READBACK
-        self._sendArray(arr)
-        #now read until timeout
     
     def _sendArray(self, transferBuffer):
         if not self.alwaysOpen: