class GoodFETMSP430(GoodFET):
MSP430APP=0x11; #Changed by inheritors.
+ CoreID=0;
+ DeviceID=0;
+ JTAGID=0;
+ MSP430ident=0;
def MSP430setup(self):
"""Move the FET into the MSP430 JTAG application."""
- print "Initializing MSP430.";
- self.writecmd(0x11,0x10,0,self.data);
+ self.writecmd(self.MSP430APP,0x10,0,None);
+
def MSP430stop(self):
"""Stop debugging."""
self.writecmd(self.MSP430APP,0x21,0,self.data);
-
+
+ def MSP430coreid(self):
+ """Get the Core ID."""
+ self.writecmd(self.MSP430APP,0xF0);
+ CoreID=ord(self.data[0])+(ord(self.data[1])<<8);
+ return CoreID;
+ def MSP430deviceid(self):
+ """Get the Core ID."""
+ self.writecmd(self.MSP430APP,0xF1);
+ DeviceID=(
+ ord(self.data[0])+(ord(self.data[1])<<8)+
+ (ord(self.data[2])<<16)+(ord(self.data[3])<<24));
+ return DeviceID;
def MSP430peek(self,adr):
"""Read the contents of memory at an address."""
self.data=[adr&0xff, (adr&0xff00)>>8];
self.writecmd(self.MSP430APP,0x02,2,self.data);
return ord(self.data[0])+(ord(self.data[1])<<8);
def MSP430poke(self,adr,val):
- """Read the contents of memory at an address."""
+ """Write the contents of memory at an address."""
self.data=[adr&0xff, (adr&0xff00)>>8, val&0xff, (val&0xff00)>>8];
self.writecmd(self.MSP430APP,0x03,4,self.data);
- return;# ord(self.data[0])+(ord(self.data[1])<<8);
+ return ord(self.data[0])+(ord(self.data[1])<<8);
def MSP430start(self):
"""Start debugging."""
self.writecmd(self.MSP430APP,0x20,0,self.data);
- ident=self.MSP430ident();
- print "Target identifies as %04x." % ident;
+ self.JTAGID=ord(self.data[0]);
+ #print "Identified as %02x." % id;
+ if(self.JTAGID==0x89 or self.JTAGID==0x91):
+ print "Successfully connected."
+ else:
+ print "Error, misidentified as %02x." % id;
def MSP430haltcpu(self):
"""Halt the CPU."""
return self.data[0];
def MSP430ident(self):
"""Grab self-identification word from 0x0FF0 as big endian."""
- i=self.MSP430peek(0x0ff0);
- return ((i&0xFF00)>>8)+((i&0xFF)<<8)
+ if(self.JTAGID==0x89):
+ i=self.MSP430peek(0x0ff0);
+ ident=((i&0xFF00)>>8)+((i&0xFF)<<8)
+ if(self.JTAGID==0x91):
+ i=self.MSP430peek(0x1A04);
+ ident=((i&0xFF00)>>8)+((i&0xFF)<<8)
+ return ident;
def MSP430test(self):
"""Test MSP430 JTAG. Requires that a chip be attached."""
if self.MSP430ident()==0xffff:
rval=ord(self.data[0])+(ord(self.data[1])<<8);
if(val!=rval):
print "FLASH WRITE ERROR AT %04x. Found %04x, wrote %04x." % (adr,rval,val);
-
+
def MSP430dumpbsl(self):
self.MSP430dumpmem(0xC00,0xfff);
def MSP430dumpallmem(self):