As character names:

U+0200 LATIN CAPITAL LETTER A WITH DOUBLE GRAVE character (Ȁ)

As raw characters:

Ȁ

As a string of HTML entities:

Ȁ

Decoder output:

Byte number 1 is decimal 200, hex 0xC8, octal \310, binary 11001000
This is the first byte of a 2 byte sequence.

Byte number 2 is decimal 128, hex 0x80, octal \200, binary 10000000
This is continuation byte 1, expecting 0 more.

U+0200	LATIN CAPITAL LETTER A WITH DOUBLE GRAVE
	: 0041 030F