added more api calls and provided a getbyId function. handy for my ow…

pydps.py

@@ -15,40 +15,102 @@ def __init__(self, portname, slaveaddress):
             self.serial.bytesize = 8
             self.serial.parity   = serial.PARITY_NONE
             self.serial.stopbits = 1
-            self.serial.timeout  = 0.5
+            self.serial.timeout  = 1
+    def setVoltage(self,volt):
+        self.write_register(0x0000,volt,2)
+
+    def setCurrent(self,curr):
+        self.write_register(0x0001,curr,3)
 
     def getVoltage(self):
         return self.read_register(0x0002,2)
 
     def getCurrent(self):
-        return self.read_register(0x0003,3)
+        return self.read_register(0x0003,2)
 
     def getPower(self):
         return self.read_register(0x0004,2)
 
-    def setVoltage(self,volt):
-        self.write_register(0x0000,volt,2)
+    def getInputVoltage(self):
+        return self.read_register(0x0005,2)
 
-    def setCurrent(self,curr):
-        self.write_register(0x0001,curr,3)
+    def setKeyLock(self, lock):
+        self.write_register(0x0006,(1 if lock else 0),0)
+
+    def getProtection(self):
+        return self.read_register(0x0007,2)
 
+    def getCVCC(self):
+        return self.read_register(0x0008,2)
+
     def setOutput(self,on):
         self.write_register(0x0009,(1 if on else 0),0)
 
-    def getInputVoltage(self):
-        return self.read_register(0x0005,2)
+    def setBackLight(self,level):
+        self.write_register(0x000A,level,2)
+
+    def getModel(self):
+        return self.read_register(0x000B,2)
 
     def getFwVersion(self):
-        return self.read_register(0x000C,0)
+        return self.read_register(0x000C,2)
 
-    def getModel(self):
-        return self.read_register(0x000B,0)
+    def getOverVoltageProtection(self):
+        return self.read_register(0x0052,2)
 
-    def setKeyLock(self, lock):
-        self.write_register(0x0006,(1 if lock else 0),0)
+    def setOverVoltageProtection(self,level):
+        self.write_register(0x0052,level,2)
+
+    def getOverCurrentProtection(self):
+        return self.read_register(0x0053,2)
+
+    def setOverCurrentProtection(self,level):
+        self.write_register(0x0053,level,3)
+
+    def getOverPowerProtection(self):
+        return self.read_register(0x0054,1)
+
+    def setOverPowerProtection(self,level):
+        self.write_register(0x0054,level,1)
+
+    def setById(self, name, value):
+        if name == 'u-set':
+            self.setVoltage(value)
+        elif name == 'i-set':
+            self.setCurrent(value)
+        elif name == 'on':
+            self.setOutput(value)
+        elif name == 'lock':
+            self.setKeyLock(value)
+        elif name == 'b-led':
+            self.setBackLight(value)
+        elif name == 's-ovp':
+            self.setOverVoltageProtection(value)
+        elif name == 's-ocp':
+            self.setOverCurrentProtection(value)
+        elif name == 's-opp':
+            self.setOverPowerProtection(value)
+        else:
+            print("not a valid Id.")
+            exit()
 
     # Read all interesting status registers at once
     def getFullData(self):
-        buf = self.read_registers(0x00,10)
-        dat = {"u-set" : buf[0]*0.01, "i-set": buf[1]*0.001, "u-out":round(buf[2]*0.01,2), "i-out":round(buf[3]*0.001,3), "power":round(buf[4]*0.01,2), "u-in":buf[5]*0.01, "lock":buf[6], "protect":buf[7], "cvcc":buf[8],"on":buf[9]}
+        buf = self.read_registers(0x00,87)
+        dat = {"u-set" : buf[0]*0.01,
+               "i-set": buf[1]*0.001,
+               "u-out":round(buf[2]*0.01,2),
+               "i-out":round(buf[3]*0.001,3),
+               "power":round(buf[4]*0.01,2),
+               "u-in":buf[5]*0.01,
+               "lock":buf[6],
+               "protect":buf[7],
+               "cvcc":buf[8],
+               "on":buf[9],
+               "b-led":buf[10],
+               "model":buf[11],
+               "fw-version":str(buf[12] / 10.0),
+               "s-ovp":buf[82]*0.01,
+               "s-ocp":buf[83]*0.001,
+               "s-opp":buf[84]}
         return dat