0x8500:"CC2430",
0x8900:"CC2431",
0x8100:"CC2510",
- 0x9100:"CC2511"};
+ 0x9100:"CC2511",
+ 0xFF00:"CCmissing"};
def CCidentstr(self):
ident=self.CCident();
chip=self.CCversions[ident&0xFF00];
hi=ord(self.data[0]);
lo=ord(self.data[1]);
return (hi<<8)+lo;
+ def CCdebuginstr(self,instr):
+ self.writecmd(0x30,0x88,len(instr),instr);
+ return ord(self.data[0]);
def MSP430peek(self,adr):
"""Read the contents of memory at an address."""
self.data=[adr&0xff, (adr&0xff00)>>8];
self.writecmd(0x11,0x02,2,self.data);
return ord(self.data[0])+(ord(self.data[1])<<8);
+ def CCpeekcodebyte(self,adr):
+ """Read the contents of code memory at an address."""
+ self.data=[adr&0xff, (adr&0xff00)>>8];
+ self.writecmd(0x30,0x90,2,self.data);
+ return ord(self.data[0]);
+ def CCpeekdatabyte(self,adr):
+ """Read the contents of data memory at an address."""
+ self.data=[adr&0xff, (adr&0xff00)>>8];
+ self.writecmd(0x30,0x91, 2, self.data);
+ return ord(self.data[0]);
+ def CCpokedatabyte(self,adr,val):
+ """Write a byte to data memory."""
+ self.data=[adr&0xff, (adr&0xff00)>>8, val];
+ self.writecmd(0x30, 0x92, 3, self.data);
+ return ord(self.data[0]);
+ def CCchiperase(self):
+ """Erase all of the target's memory."""
+ self.writecmd(0x30,0x80,0,None);
+ def CCstatus(self):
+ """Check the status."""
+ self.writecmd(0x30,0x84,0,None);
+ return ord(self.data[0])
+ CCstatusbits={0x80 : "erased",
+ 0x40 : "pcon_idle",
+ 0x20 : "halted",
+ 0x10 : "pm0",
+ 0x08 : "halted",
+ 0x04 : "locked",
+ 0x02 : "oscstable",
+ 0x01 : "overflow"};
+ def CCstatusstr(self):
+ """Check the status as a string."""
+ status=self.CCstatus();
+ str="";
+ i=1;
+ while i<0x100:
+ if(status&i):
+ str="%s %s" %(self.CCstatusbits[i],str);
+ i*=2;
+ return str;
def MSP430poke(self,adr,val):
"""Read the contents of memory at an address."""
self.data=[adr&0xff, (adr&0xff00)>>8, val&0xff, (val&0xff00)>>8];
self.writecmd(0x30,0x20,0,self.data);
ident=self.CCidentstr();
print "Target identifies as %s." % ident;
+ print "Status: %s." % self.CCstatusstr();
+ self.CCreleasecpu();
+ self.CChaltcpu();
+ print "Status: %s." % self.CCstatusstr();
def CCstop(self):
"""Stop debugging."""
self.writecmd(0x30,0x21,0,self.data);
def MSP430releasecpu(self):
"""Resume the CPU."""
self.writecmd(0x11,0xA1,0,self.data);
-
+ def CChaltcpu(self):
+ """Halt the CPU."""
+ self.writecmd(0x30,0x86,0,self.data);
+ def CCreleasecpu(self):
+ """Resume the CPU."""
+ self.writecmd(0x30,0x87,0,self.data);
def MSP430shiftir8(self,ins):
"""Shift the 8-bit Instruction Register."""
data=[ins];
print "%04x %04x" % (i, self.MSP430peek(i));
i+=2;
def CCtest(self):
+ self.CCreleasecpu();
+ self.CChaltcpu();
+ print "Status: %s" % self.CCstatusstr();
+
#Grab ident three times, should be equal.
ident1=self.CCident();
ident2=self.CCident();
print "%04x, %04x, %04x" % (ident1, ident2, ident3);
#Single step, printing PC.
- print "Tracing execution at startup."
+ #print "Tracing execution at startup."
for i in range(1,15):
- print "PC=%04x" % self.CCgetPC();
+ pc=self.CCgetPC();
+ byte=self.CCpeekcodebyte(i);
+ print "PC=%04x, %02x" % (pc, byte);
self.CCstep_instr();
+
+ #print "Verifying that debugging a NOP doesn't affect the PC."
+ for i in range(1,15):
+ pc=self.CCgetPC();
+ self.CCdebuginstr([0x00]);
+ if(pc!=self.CCgetPC()):
+ print "ERROR: PC changed during CCdebuginstr([NOP])!";
+ for i in range(0xE500,0xE600):
+ byte=self.CCpeekdatabyte(i);
+ print "data %04x: %02x" % (i,byte);
+ self.CCpokedatabyte(i,i&0xFF);
+ byte=self.CCpeekdatabyte(i);
+ print "data %04x: %02x" % (i,byte);
+ print "Status: %s." % self.CCstatusstr();
#Exit debugger
self.CCstop();
print "Done.";