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Functional, if scruffy, support for compiling a codeplug. #50

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This commit is contained in:
Travis Goodspeed 2017-11-30 17:29:38 -05:00
parent 845f2220b9
commit 2191bf4695
2 changed files with 16 additions and 6 deletions
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4
bin/cc430-bsl.py
View File

@ -101,11 +101,13 @@ class BSL:
self.serial.read(10);
def unlock(self,
password="\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff"):
password=None):
"""Unlocks the bootloader, optionally with a password."""
#Password must be 32 bytes; read from a file otherwise.
if password==None:
password="\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff"
if len(password)!=32:
password=self.passwordfromfile(password);

18
bin/goodwatch-txt2cp.py
View File

@ -16,8 +16,10 @@ def freqbytes(freq):
FREQ0= num & 0xFF
return FREQ2, FREQ1, FREQ0;
codeplugadr=0x1800;
def handleline(line):
"""Handles one line of the file."""
global codeplugadr;
if len(line)==0: #Empty line.
return;
elif line[0]=='#': #Comment
@ -27,22 +29,28 @@ def handleline(line):
# and the second word ought to be the name (8 characters or
# less). Further words would be flags, but we ignore them for
# now.
LEN=12;
words=line.split();
freq=float(words[0]);
name=words[1];
namehex=name.encode('hex');
assert(len(name)<=8);
while len(namehex)<16:
namehex='20'+namehex;
FLAGS=0;
(FREQ2, FREQ1, FREQ0) = freqbytes(freq);
print("%8s := %f = 0x%02x%02x%02x" % (
name, freq,
FREQ2, FREQ1, FREQ0));
CRC=0xFF; #FIXME This checksum is wrong, but cc430-bsl.py doesn't bother to check.
print(":%02x%04x00%02x%02x%02x%02x%s%02x" %(
LEN, codeplugadr, FLAGS, FREQ2,FREQ1,FREQ0, namehex, CRC
));
codeplugadr=codeplugadr+12;
def convertcodeplug(infile, outfile):
"""Converts a codeplug textfile into an intel hex file for flashing."""
i=open(infile,'r');
for line in i:
handleline(line.strip());
print ":00000001FF";
if __name__=='__main__':