aiden/h8-536-decoder
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timing adjustments

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Aiden
2026-05-25 22:17:36 +10:00
parent 6d4d9f0027
commit 4b50d0e98f
11 changed files with 313 additions and 40 deletions
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6
h8536/emulator/cli.py
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@@ -39,8 +39,9 @@ def build_arg_parser() -> argparse.ArgumentParser:
parser.add_argument("--stop-on-heartbeat", action="store_true", help="stop only when 00 00 00 00 80 DA is emitted through SCI1 TDR")
parser.add_argument("--memory-map", action="store_true", help="print the scaffolded memory map before running")
parser.add_argument("--interval-steps", type=int, default=2048, help="rough step period for the scaffolded timer interrupt")
parser.add_argument("--frt1-ocia-steps", type=int, default=1024, help="rough step period for the scaffolded FRT1 OCIA interrupt")
parser.add_argument("--frt2-ocia-steps", type=int, default=1024, help="rough step period for the scaffolded FRT2 OCIA interrupt")
parser.add_argument("--clock-hz", type=parse_int, default=10_000_000, help="CPU/phi clock in Hz for calibrated FRT timing")
parser.add_argument("--frt1-ocia-steps", type=int, default=None, help="legacy step-period override for FRT1 OCIA")
parser.add_argument("--frt2-ocia-steps", type=int, default=None, help="legacy step-period override for FRT2 OCIA")
parser.add_argument("--p9-fast-path", action="store_true", help="shortcut known P9 bit-banged transfer routines for exploration")
parser.add_argument("--p9-fast-input", type=parse_int, default=0xFF, help="default byte returned by the P9 fast-path read routine")
return parser
@@ -59,6 +60,7 @@ def main(argv: list[str] | None = None) -> int:
interval_steps=args.interval_steps,
frt1_ocia_steps=args.frt1_ocia_steps,
frt2_ocia_steps=args.frt2_ocia_steps,
clock_hz=args.clock_hz,
p9_fast_path_enabled=args.p9_fast_path,
p9_fast_default_input_byte=args.p9_fast_input,
)