コード例 #1
0
 def __init__(self):
     super(XMEGAProgrammer, self).__init__()
     self._usbiface = None
     self.supported_chips = supported_xmega
     self.xmega = XMEGAPDI()
     self._logging = None
     self._foundchip = False
コード例 #2
0
 def __init__(self):
     super(XMEGAProgrammer, self).__init__()
     self._usbiface = None
     self.supported_chips = [XMEGA128A4U()]
     self.xmega = XMEGAPDI()
     self._logging = None
     self._foundchip = False
コード例 #3
0
class XMEGAProgrammer(object):
    
    def __init__(self):
        super(XMEGAProgrammer, self).__init__()
        self._usbiface = None
        self.supported_chips = [XMEGA128A4U()]
        self.xmega = XMEGAPDI()
        self._logging = None
        self._foundchip = False

    def setUSBInterface(self, iface):
        self._usbiface = iface
        self._foundchip = False
        self.xmega.setUSB(iface)
        self.xmega.setChip(self.supported_chips[0])

    def find(self):
        self._foundchip = False

        self.xmega.setParamTimeout(200)
        self.xmega.enablePDI(True)

        # Read signature bytes
        data = self.xmega.readMemory(0x01000090, 3, "signature")

        # Check if it's one we know about?
        for t in self.supported_chips:
            if ((data[0] == t.signature[0]) and
                (data[1] == t.signature[1]) and
                (data[2] == t.signature[2])):

                self._foundchip = True

                self.log("Detected %s" % t.name)
                self.xmega.setChip(t)
                break

        # Print signature of unknown device
        if self._foundchip == False:
            self.log("Detected Unknown Chip, sig=%2x %2x %2x" % (data[0], data[1], data[2]))

    def erase(self, memtype="chip"):

        if memtype == "app":
            self.xmega.eraseApp()
        elif memtype == "chip":
            self.xmega.eraseChip()
        else:
            raise ValueError("Invalid memtype: %s" % memtype)

    def program(self, filename, memtype="flash", verify=True):
        f = IntelHex(filename)

        startaddr = self.xmega._chip.memtypes[memtype]["offset"]
        maxsize = self.xmega._chip.memtypes[memtype]["size"]
        fsize = f.maxaddr() - f.minaddr()

        if fsize > maxsize:
            raise IOError("File %s appears to be %d bytes, larger than %s size of %d" % (filename, fsize, memtype, maxsize))

        print "Programming..."
        fdata = f.tobinarray(start=0)
        self.xmega.writeMemory(startaddr, fdata, memtype)
        
        print "Reading..."
        #Do verify run
        rdata = self.xmega.readMemory(startaddr, len(fdata), memtype)

        for i in range(0, len(fdata)):
            if fdata[i] != rdata[i]:
                # raise IOError("Verify failed at 0x%04x, %x != %x" % (i, fdata[i], rdata[i]))
                print i
                pass

        print "Verifed OK"
    
    def close(self):
        self.xmega.enablePDI(False)

    def log(self, text):
        if self._logging is None:
            print text
        else:
            self._logging(text)
コード例 #4
0
class XMEGAProgrammer(object):
    def __init__(self):
        super(XMEGAProgrammer, self).__init__()
        self._usbiface = None
        self.supported_chips = supported_xmega
        self.xmega = XMEGAPDI()
        self._logging = None
        self._foundchip = False

    def setUSBInterface(self, iface):
        self._usbiface = iface
        self._foundchip = False
        self.xmega.setUSB(iface)
        self.xmega.setChip(self.supported_chips[0])

    def find(self):
        self._foundchip = False

        self.xmega.setParamTimeout(400)
        self.xmega.enablePDI(True)

        # Read signature bytes
        data = self.xmega.readMemory(0x01000090, 3, "signature")

        # Check if it's one we know about?
        for t in self.supported_chips:
            if ((data[0] == t.signature[0]) and (data[1] == t.signature[1])
                    and (data[2] == t.signature[2])):

                self._foundchip = True

                self.log("Detected %s" % t.name)
                self.xmega.setChip(t)
                break

        # Print signature of unknown device
        if self._foundchip == False:
            self.log("Detected Unknown Chip, sig=%2x %2x %2x" %
                     (data[0], data[1], data[2]))

    def erase(self, memtype="chip"):

        if memtype == "app":
            self.xmega.eraseApp()
        elif memtype == "chip":
            self.xmega.eraseChip()
        else:
            raise ValueError("Invalid memtype: %s" % memtype)

    def program(self, filename, memtype="flash", verify=True):
        f = IntelHex(filename)

        startaddr = self.xmega._chip.memtypes[memtype]["offset"]
        maxsize = self.xmega._chip.memtypes[memtype]["size"]
        fsize = f.maxaddr() - f.minaddr()

        if fsize > maxsize:
            raise IOError(
                "File %s appears to be %d bytes, larger than %s size of %d" %
                (filename, fsize, memtype, maxsize))

        self.log("XMEGA Programming %s..." % memtype)
        QCoreApplication.processEvents()
        fdata = f.tobinarray(start=0)
        self.xmega.writeMemory(startaddr, fdata, memtype)  # , erasePage=True

        self.log("XMEGA Reading %s..." % memtype)
        QCoreApplication.processEvents()
        #Do verify run
        rdata = self.xmega.readMemory(startaddr, len(fdata), memtype)

        for i in range(0, len(fdata)):
            if fdata[i] != rdata[i]:
                raise IOError("Verify failed at 0x%04x, %x != %x" %
                              (i, fdata[i], rdata[i]))

        self.log("Verified %s OK, %d bytes" % (memtype, fsize))

    def close(self):
        self.xmega.enablePDI(False)

    def log(self, text):
        if self._logging is None:
            print text
        else:
            self._logging(text)