rmspeers on GoodFETCCSPI fixing RF_autocrc and adding support to act like a TinyOS...

[goodfet] / client / GoodFETMSP430.py

diff --git a/client/GoodFETMSP430.py b/client/GoodFETMSP430.py
index a70c656..e7cc368 100644 (file)
--- a/client/GoodFETMSP430.py
+++ b/client/GoodFETMSP430.py
@@ -10,8 +10,12 @@ import sys, time, string, cStringIO, struct, glob, serial, os;
 from GoodFET import GoodFET;
 
 class GoodFETMSP430(GoodFET):
+    #Set APP to be MSP430APP or MSP430X2APP, the latter being preferred.
+    
+    #0x16 for class, 0x17 for SBW, 0x11 by default
     APP=0x11;
-    MSP430APP=0x11;  #Changed by inheritors.
+    MSP430APP=0x11;    
+    
     CoreID=0;
     DeviceID=0;
     JTAGID=0;
@@ -25,12 +29,12 @@ class GoodFETMSP430(GoodFET):
         self.writecmd(self.MSP430APP,0x21,0,self.data);
     
     def MSP430coreid(self):
-        """Get the Core ID."""
+        """Get the Core ID. (MSP430X2 only?)"""
         self.writecmd(self.MSP430APP,0xF0);
         CoreID=ord(self.data[0])+(ord(self.data[1])<<8);
         return CoreID;
     def MSP430deviceid(self):
-        """Get the Device ID."""
+        """Get the Device ID. (MSP430X2 only?)"""
         self.writecmd(self.MSP430APP,0xF1);
         DeviceID=(
             ord(self.data[0])+(ord(self.data[1])<<8)+
@@ -38,7 +42,7 @@ class GoodFETMSP430(GoodFET):
         return DeviceID;
     def peek16(self,adr,memory="vn"):
         return self.MSP430peek(adr);
-    def peek8(self,address, memory="vn"):
+    def peek8(self,adr, memory="vn"):
         adr=self.MSP430peek(adr&~1);
         if adr&1==0: return adr&0xFF;
         else: return adr>>8;
@@ -48,7 +52,7 @@ class GoodFETMSP430(GoodFET):
                    (adr&0xff0000)>>16,(adr&0xff000000)>>24,
                    ];
         self.writecmd(self.MSP430APP,0x02,4,self.data);
-        
+        #print "Got %i bytes peeking 0x%04x." % (len(self.data),adr);
         return ord(self.data[0])+(ord(self.data[1])<<8);
     def MSP430peekblock(self,adr):
         """Grab a few block from an SPI Flash ROM.  Block size is unknown"""
@@ -66,7 +70,7 @@ class GoodFETMSP430(GoodFET):
         self.writecmd(self.MSP430APP,0x03,6,self.data);
         written=ord(self.data[0])+(ord(self.data[1])<<8);
         if(written!=val):
-            print "Failed to write 0x%04x to 0x$04x" % (val,adr);
+            print "Failed to write 0x%04x to 0x%04x" % (val,adr);
         return written;
     def MSP430pokeflash(self,adr,val):
         """Write the contents of flash memory at an address."""
@@ -87,6 +91,11 @@ class GoodFETMSP430(GoodFET):
         """Start debugging."""
         self.writecmd(self.MSP430APP,0x20,0,self.data);
         self.JTAGID=ord(self.data[0]);
+        if(not (self.JTAGID==0x89 or self.JTAGID==0x91)):
+            #Try once more
+            self.writecmd(self.MSP430APP,0x20,0,self.data);
+            self.JTAGID=ord(self.data[0]);
+        
         #print "Identified as %02x." % self.JTAGID;
         if(not (self.JTAGID==0x89 or self.JTAGID==0x91)):
             print "Error, misidentified as %02x.\nCheck wiring, as this should be 0x89 or 0x91." % self.JTAGID;