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"""
# TOP2049 Open Source programming suite
#
# pic8_splittedPMarea - file for newer 8bit PIC MCUs
#
# Copyright (c) 2013 Pavel Stemberk <stemberk@gmail.com>
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License along
# with this program; if not, write to the Free Software Foundation, Inc.,
# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
"""
from libtoprammer.chips.microchip8.microchip8_common import *
class microchip8_splittedPMarea(Chip_Microchip8_common):
CMD_LOAD_CONFIGURATION = 0x00
logicalFlashProgramMemorySize = 0x2000
logicalFlashConfigurationMemorySize = 0x2000
CMD_BEGIN_INTERNALLY_TIMED_PROGRAMMING = 0x08
CMD_BEGIN_EXTERNALLY_TIMED_PROGRAMMING = 0x18
CMD_END_EXTERNALLY_TIMED_PROGRAMMING = 0x0A
CMD_ROW_ERASE_PGM = 0x11
delayTinternalProgDM = 0.005
delayTinternalProgPM = 0.0025
# overriding:
delayTdis = 0.0003
delayTprog = 0.0021
delayTdly = 0.0000015
delayTera = 0.005
defaultWord = [b'\xFF', b'\x3F']
nDeviceIdRevisionBits = 5
deviceIdMapDict = {
0o474:"16F1826", 0o475:"16F1827", 0o504:"16LF1826", 0o505:"16LF1827", 0o471:"16F1823", 0o501:"16LF1823",
0o470:"16F1822", 0o500:"16LF1822", 0o472:"16F1824", 0o502:"16LF1824", 0o473:"16F1825", 0o503:"16LF1825",
0o476:"16F1828", 0o506:"16LF1828", 0o477:"16F1829", 0o507:"16LF1829",
0o515:"10F320", 0o514:"10F322", 0o517:"10LF320", 0o516:"10LF322",
0o174:"12F629", 0o176:"12F675", 0o206:"16F630", 0o207:"16F676",
0o053:"16F84A",
0o546:"12F1501", 0o554:"12LF1501", 0o547:"16F1503", 0o555:"16LF1503", 0o550:"16F1507", 0o556:"16LF1507",
0o551:"16F1508", 0o557:"16LF1508", 0o552:"16F1509", 0o560:"16LF1509",
0o460:"16F1933", 0o432:"16F1934", 0o433:"16F1936", 0o434:"16F1937", 0o435:"16F1938", 0o436:"16F1939",
0o450:"16F1946", 0o451:"16F1947", 0o440:"16LF1933", 0o442:"16LF1934", 0o443:"16LF1936", 0o444:"16LF1937",
0o445:"16LF1938", 0o446:"16LF1939", 0o454:"16LF1946", 0o455:"16LF1947", 0o541:"16LF1902", 0o540:"16LF1903",
0o544:"16LF1904", 0o543:"16LF1906", 0o542:"16LF1907",
0x3020:"16F1454", 0x3024:"16LF1454", 0x3021:"16F1455", 0x3025:"16LF1455", 0x3023:"16F1459", 0x3027:"16LF1459",
}
def __init__(self,
chipPackage, chipPinVCC, chipPinsVPP, chipPinGND,
signature,
flashPageSize, flashPages,
eepromPageSize, eepromPages,
fuseBytes
):
Chip_Microchip8_common.__init__(self, chipPackage, chipPinVCC, chipPinsVPP, chipPinGND, signature, flashPageSize, flashPages, eepromPageSize, eepromPages, fuseBytes)
self.isInsideProgramMemoryArea = True
self.initPcValue = 0
self.userIDLocationAddr = self.logicalFlashProgramMemorySize
self.deviceIDAddr = self.logicalFlashProgramMemorySize + 0x06
self.configWordAddr = self.logicalFlashProgramMemorySize + 0x07
def getIHexInterpreter(self):
inter = IHexInterpreter()
inter.progmemRanges = [ AddressRange(0, 2 * self.flashPageSize) ]
inter.fuseRanges = [ AddressRange(2 * self.configWordAddr,
2 * self.configWordAddr + 1) ]
inter.uilRanges = [ AddressRange(2 * self.userIDLocationAddr,
2 * (self.userIDLocationAddr + self.userIDLocationSize) - 1) ]
inter.progmemDefaultBytes = self.defaultWord[0] + self.defaultWord[1]
inter.fuseDefaultBytes = self.defaultWord[0] + self.defaultWord[1]
return inter
def incrementPC(self, count):
for address in range(0, count):
self.sendCommand(0, 0, 0, self.CMD_INCREMENT_ADDRESS)
self.PC += 1
if(self.isInsideProgramMemoryArea):
if (self.PC == self.logicalFlashProgramMemorySize):
self.PC = 0
else:
if (self.PC == self.logicalFlashConfigurationMemorySize):
self.PC = self.logicalFlashProgramMemorySize
def enterConfigArea(self, wordLatched=0):
self.send6bitWriteInstruction(self.CMD_LOAD_CONFIGURATION, wordLatched)
self.PC = self.logicalFlashProgramMemorySize
self.isInsideProgramMemoryArea = False
def setPC(self, address):
if(self.isInsideProgramMemoryArea):
if(address >= self.logicalFlashProgramMemorySize):
raise TOPException('Cannot set PC to address inside PM {:x}'.format(address))
else:
if(address < self.logicalFlashProgramMemorySize):
raise TOPException('Cannot set PC to address outside PM {:x}'.format(address))
while(self.PC != address):
self.incrementPC(1)
def readSignature(self):
self.progressMeterInit("Reading signature", 0)
self.enterPM()
self.enterConfigArea()
self.setPC(self.deviceIDAddr)
idSize = 1
for i in range(0, idSize):
self.sendReadFlashInstr()
self.top.hostDelay(0.00002)
self.readSDOBufferLow()
self.readSDOBufferHigh()
self.incrementPC(1)
self.progressMeterFinish()
signature = self.top.cmdReadBufferReg()[0:2 * idSize]
devId = ((byte2int(signature[1]) << 8) | byte2int(signature[0])) >> self.nDeviceIdRevisionBits
if(devId in self.deviceIdMapDict):
print("device: {:s}".format(self.deviceIdMapDict.get(devId)))
else:
print("WARNING: device id {:o} not found in local dictionary".format(devId))
return signature
def sendWriteFlashInstrExternallyTimed(self):
'''
'''
self.sendCommand(0, 0, 0, self.CMD_BEGIN_EXTERNALLY_TIMED_PROGRAMMING)
self.top.hostDelay(self.delayTprog)
self.sendCommand(0, 0, 0, self.CMD_END_EXTERNALLY_TIMED_PROGRAMMING)
self.top.hostDelay(self.delayTdis)
def sendWriteFlashInstrPM(self):
'''
'''
self.sendCommand(0, 0, 0, self.CMD_BEGIN_INTERNALLY_TIMED_PROGRAMMING)
self.top.hostDelay(self.delayTinternalProgPM)
def sendWriteFlashInstrCW(self):
'''
'''
self.sendCommand(0, 0, 0, self.CMD_BEGIN_INTERNALLY_TIMED_PROGRAMMING)
self.top.hostDelay(self.delayTinternalProgDM)
def sendWriteFlashInstr(self):
'''
'''
self.sendWriteFlashInstrPM()
def sendWriteFlashInstrDM(self):
'''
'''
self.sendWriteFlashInstrExternallyTimed()
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