Of yes. b'11111111' form is still fully supported. You may get the error shown above if you encase within braces, so, in this case use the alternative.
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Help says
but HI2CSend(b'10001111') give error 2 unbalanced braces
whereas HI2CSend(0b10001111) works ok
Known issue always use 0b10001111 format. The pre-processor treats the first quote as comment commencer.
Always use 0b10001111 format.
I have revised the Help to remove this usage.
Will the b'11111111' form still be supported?
Will the b'11111111' form still be supported?
Of yes. b'11111111' form is still fully supported. You may get the error shown above if you encase within braces, so, in this case use the alternative.