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stc8: remove cruft

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Remove some old leftover cruft from porting and development. No
functional change intended.
This commit is contained in:
Grigori Goronzy 2018-08-21 12:48:34 +02:00
parent ac119e180e
commit c7c4937628
1 changed files with 0 additions and 6 deletions
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6
stcgal/protocols.py
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@ -1570,16 +1570,12 @@ class Stc8Protocol(Stc15Protocol):
"""Decode status packet and store basic MCU info"""
self.mcu_clock_hz, = struct.unpack(">I", packet[1:5])
# XXX: external clock not supported nor tested
self.external_clock = False
# all ones means no calibration
# new chips are shipped without any calibration
# XXX: somehow check if that still holds
if self.mcu_clock_hz == 0xffffffff: self.mcu_clock_hz = 0
# pre-calibrated trim adjust for 24 MHz, range 0x40
self.freq_count_24 = packet[4]
# wakeup timer factory value
self.wakeup_freq, = struct.unpack(">H", packet[23:25])
self.reference_voltage, = struct.unpack(">H", packet[35:37])
@ -1614,8 +1610,6 @@ class Stc8Protocol(Stc15Protocol):
target_user_count = round(user_speed / (self.baud_handshake/2))
# calibration, round 1
# XXX: challenges need work. the ranges and how they related to clock frequency
# is different. A clock divider is used for lower frequencies.
print("Trimming frequency: ", end="")
sys.stdout.flush()
packet = bytes([0x00])