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#!/usr/bin/env python3
#
# Convert time values such as 0x1AAA to their clock time, i.e. 2,30
# The time is output with a comma for easy copy-pasting into a macro
#
import sys
time = sys.argv[1]
time = int(time, 16 if time.startswith("0x") else 10)
minutes = round(((24 * 60) / 0x10000) * time)
hours = int(minutes // 60)
minutes = round(minutes - 60 * hours)
# Since multiple values are mapped to the same clock time, check that it
# still matches once converted. If it doesn't match as it is, print a warning.
macro_val = int((hours * 60 + minutes) * (0x10000 / (24 * 60)))
print(f"{hours},{minutes:02} -> 0x{macro_val:04X}")
print(f"CLOCK_TIME({hours}, {minutes})")
if time != macro_val:
print("Warning: Result does not match as-is")
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