DIO-4264
64-ä³Î µðÁöÅÐ I/O
PC-104
¸ðµâ (2 82C55A PPI)
Á¦Ç° °³¿ä (Introduction)
DIO-4264 Ä«µå´Â FPGA¿¡ ÁØ°ÅÇÏ¿© ¼³°èµÇ¾úÀ¸¸ç, ¹öÆ۷μ 74HC245¸¦ äÅÃÇÏ¿© È®Àå °¡´ÉÇÑ µå¶óÀ̺ù ijÆÛ½ÃƼ¸¦ °¡Áø 48 Æ÷ÀÎÆ® 82C55 ¸ðµå 0 ȣȯ I/O(48 point 82C55 mode 0 compatible I/O)¸¦ °¡Áö°í ÀÖ´Ù.
ÃÖ¼±ÀÇ ¼º´É°ú °¡°Ý »óÀÇ ÀÌÁ¡À» Á¦°øÇϱâ À§ÇÏ¿© 82C55ÀÇ ±âº» ±â´ÉÀ» ¿¡¹Ä·¹ÀÌÆ® ÇÒ »Ó¸¸ ¾Æ´Ï¶ó, 16 Ãß°¡ÀûÀÎ ´ÕºÒ ¼³Á¤ °¡´ÉÇÑ (nibble configurable) I/O¸¦ Á¦°øÇÑ´Ù.
À¯Àú¿¡°Ô ÃÖ¼±ÀÇ Æí¸®ÇÔÀ» Á¦°øÇϱâ À§ÇÏ¿© Ä¿³ØÅÍ´Â OPTO22 Ä¿³ØÅ͸¦ »ç¿ëÇÏ¿´°í ÇÊ¿ä½Ã Ä«µåÀÇ È¸·Îµµ°¡ Á¦°øµÈ´Ù.
48 µðÁöÅÐ ÀÔÃâ·Â ¶óÀÎÀº 2 82C55A PPI¸¦ ¿¡¹Ä·¹À̼Ç
16 ´ÕºÒ DIO(16 extra nibble programmable digital I/O)
OPT022 ȣȯ ¸ðµâÀ» À§ÇÑ µà¾ó 50ÇÉ Ä¿³ØÅÍ
FPGA¿¡ ±â¹ÝÇÑ ¼³°è
EXT/INT irq Æ®¸®°Å, ÇÁ·Î±×·¥ °¡´ÉÇÑ irq ¹øÈ£
ÇöÀå Çʿ並 À§ÇÑ È¸·Îµµ Á¦°ø
Àû¿ë ºÐ¾ß (Applications)
¼ÒÇÁÆ®¿þ¾î Áö¿ø (Software Support)
»ê¾÷¿ë ON/OFF Á¦¾î(industrial ON/OFF control)
Á¢ÃË ±ÙÁ¢ ¸ð´ÏÅ͸µ (Contact closure monitoring)
½ºÀ§Ä¡ »óÅ °¨Áö (Switch status sensing)
µðÁöÅÐ ÀÔÃâ·Â Á¦¾î(Digital I/O control)
»ê¾÷¿ë/¿¬±¸¼³ºñ ÀÚµ¿È(Industrial and lab automation)
¼Ò½º ÄÚµå ¿¹ (Example Source Code)
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