User:Moiree

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SID ADSR times[edit]

tv_clock_rates = {"PAL": 0.985248, "NTSC": 1.022727}
attack_ms = [2, 8, 16, 24, 38, 56, 68, 80, 100, 250, 500, 800, 1000, 3000, 5000, 8000]
decay_ms = [6, 24, 48, 72, 114, 168, 204, 240, 300, 750, 1500, 2400, 3000, 9000, 15000, 24000]

assert(len(attack_ms) == len(decay_ms) == 16)

def tv_time(t, mhz):
    return (t / mhz)

print(
"""{|{{prettytable}}
|-
! !!colspan=2| PAL !!colspan=2| NTSC
|-
!value !! Attack !! Decay / Release !! Attack !! Decay / Release
|-
! !!colspan=4 align="center"| [ms]
|-""")

for i in range(0, 16):
    print("| {:-2d}".format(i), end=" || ")
    print("{:5.4f}".format(tv_time(attack_ms[i], tv_clock_rates["PAL"])), end=" || ")
    print("{:5.4f}".format(tv_time(decay_ms[i], tv_clock_rates["PAL"])), end=" || ")
    print("{:5.4f}".format(tv_time(attack_ms[i], tv_clock_rates["NTSC"])), end=" || ")
    print("{:5.4f}".format(tv_time(decay_ms[i], tv_clock_rates["NTSC"])), end="\n|-\n")
print("|}")

PAL NTSC
value Attack Decay / Release Attack Decay / Release
[ms]
0 2.0299 6.0898 1.9556 5.8667
1 8.1198 24.3593 7.8222 23.4667
2 16.2396 48.7187 15.6444 46.9333
3 24.3593 73.0780 23.4667 70.4000
4 38.5690 115.7069 37.1556 111.4667
5 56.8385 170.5154 54.7556 164.2667
6 69.0182 207.0545 66.4889 199.4667
7 81.1978 243.5935 78.2222 234.6667
8 101.4973 304.4919 97.7778 293.3334
9 253.7432 761.2297 244.4445 733.3335
10 507.4864 1522.4593 488.8890 1466.6671
11 811.9783 2435.9349 782.2224 2346.6673
12 1014.9729 3044.9186 977.7780 2933.3341
13 3044.9186 9134.7559 2933.3341 8800.0023
14 5074.8644 15224.5932 4888.8902 14666.6706
15 8119.7830 24359.3491 7822.2243 23466.6729