计算CRC校验码 Calculate CRC check code

MIT App Inventor Help
17

Here's a draggable block you can use in AI2:

IEEE_754_Float
IEEE_754_Float2310×1082 295 KB

It has loads of bit manipulation in it.
Attribution:
by flodmotorgrodan@gmail.com at

The rest of the project:

1_5
1_5239×352 37 KB

5_5
5_5231×350 36 KB

128
128236×346 35.7 KB

Designer
Designer1366×609 142 KB

when btnAbout .Click do
when btnAbout .Click do1434×284 34.8 KB

IEEE754.aia (5.2 KB)
to IEEE_754_Float IEEE_754_Int32 result
to IEEE_754_Float IEEE_754_Int32 result2310×1082 295 KB

to lpad text pad len result
to lpad text pad len result1140×400 49.7 KB

when btnHexToDec .Click do
when btnHexToDec .Click do1654×286 42.6 KB

when btnBinToDec .Click do
when btnBinToDec .Click do1844×382 69.6 KB

when btnConvertDecBinary32 .Click do
when btnConvertDecBinary32 .Click do1208×278 37 KB

when btnDecToBin .Click do
when btnDecToBin .Click do1566×890 136 KB

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