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stc12: fix option handling

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MCS3 index was wrong. Also, write MCS3 to two possible indices in
the option set packet.

Addresses grigorig/stcgal#14.
This commit is contained in:
Grigori Goronzy 2016-05-18 02:13:17 +02:00
parent 92f4def11a
commit 854f36100b
1 changed files with 4 additions and 2 deletions
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6
stcgal/protocols.py
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@ -1356,7 +1356,7 @@ class Stc12Protocol(StcBaseProtocol):
"""Initialize options""" """Initialize options"""
# create option state # create option state
self.options = Stc12Option(status_packet[23:27]) self.options = Stc12Option(status_packet[23:26] + status_packet[27:28])
self.options.print() self.options.print()
def handshake(self): def handshake(self):
@ -1465,8 +1465,10 @@ class Stc12Protocol(StcBaseProtocol):
print("Setting options: ", end="") print("Setting options: ", end="")
sys.stdout.flush() sys.stdout.flush()
msr = self.options.get_msr() msr = self.options.get_msr()
# XXX: it's not 100% clear if the index of msr[3] is consistent
# between devices, so write it to both indices.
packet = bytes([0x8d, msr[0], msr[1], msr[2], msr[3], packet = bytes([0x8d, msr[0], msr[1], msr[2], msr[3],
0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, msr[3], 0xff,
0xff, 0xff, 0xff, 0xff, 0xff, 0xff]) 0xff, 0xff, 0xff, 0xff, 0xff, 0xff])
packet += struct.pack(">I", int(self.mcu_clock_hz)) packet += struct.pack(">I", int(self.mcu_clock_hz))