> For instance, C-u C-x = on \224 says

> 	    character:   (4194196, #o17777624, #x3fff94)
>     preferred charset: tis620-2533 (TIS620.2533)
> 	   code point: 0x94
> 	       syntax: w 	which means: word
> 	  buffer code: #x94
> 	    file code: #x94 (encoded by coding system no-conversion)
> 	      display: not encodable for terminal

Here C-u C-x = tells me: