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# test ptr16 type
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@micropython.viper
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def set(dest:ptr16, val:int):
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dest[0] = val
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@micropython.viper
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def memset(dest:ptr16, val:int, n:int):
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for i in range(n):
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dest[i] = val
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b = bytearray(4)
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print(b)
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set(b, 0x4242)
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print(b)
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memset(b, 0x4343, len(b) // 2)
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print(b)
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