如何把16进制的字符串转化成相对应的字符?

snake 07-01-24

已经一字符串,是用16进制表示的,如下:
EB90EB90F801000002001F0001093D000E0001000000001B2000000002093D000C0001000000006B0200000003093D00030001000000006B0200000004093D00010001000000006B0200000005093D00020001000000006B0200000006093D000F0001000000006B0200000007093D00040001000000006B0200000008093D00050001000000006B0200000009093D00060001000000006B020000000A093D000700010000803F6B020000000B093D00080001000000006B020000000C093D00090001000000006B020000000D093D000A0001000000006B020000000E093D000D0001000000006B020000000F093D00100001000000006B0200000010093D000B0001000000006B0200000011093D00000001000000006B0200000012093D00640000C533BA419A2000000013093D0011000100000000560200000014093D00500000000000009A2000000015093D00510000000000009A2000000016093D00540000000000009A2000000017093D0012000100000000D70100000018093D0053000000000000CC0100000019093D0013000100000000D7010000001A093D00520000000000009A200000001B093D001E000100002842D7010000001C093D0014000100000000D7010000001D093D00550000000000009A200000001E093D001F0001398E633D0A000000001F093D00200001000000000A00000000
我如何把它们转化成相应的字符呀?