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    |<--------- 16-bit config register ---------->|
    |                             |               |
...
    START    |       |      UNUSED      DATA
          CHANNEL    |
                  PIN SELECT

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    15:     Start conversation
             0 - do nothing
...
    10-8:   Unused (Don't care bits)

    7-0:    Data

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```
    my $data = bit_on(0, 15);
```

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    say bit_count($data);
    say bit_bin($data);

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```
    16
    1000000000000000
```

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    # setting channel

    $data = bit_set($data, 13, 2, 0b11);

    # result: 1110000000000000

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    # setting pin

    $data = bit_set($data, 11, 2, 0b01);

    # result: 1110100000000000

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    # setting data

...
    # or: bit_set($data, 0, 8, 0b10111010);

    # result: 1110100010111010

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    $data = bit_off($data, 14);

    # result: 1010100010111010

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    my $value = bit_get($data, 15, 15);
    say bit_bin($value);

    # result: 1

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    # data

...
    # ensure the unused bits weren't set

    say bit_get($data, 10, 8);

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# use a binary number directly:
...
# convert a number to a binary string, and assign it

my $bin = sprintf("%b", 127); # 1111111