RS-232C Communication (continued)

3.Response code / Error code KVKRZVKH[DGHFLPDO

(1)ACK reply : 06h

:KHQWKHSURMHFWRUUHFHLYHVWKH6HW,QFUHPHQW'HFUHPHQWRU([HFXWH

FRPPDQGFRUUHFWO\WKHSURMHFWRUFKDQJHVWKHVHWWLQJGDWDIRUWKHVSHFL¿HG

LWHPE\>7\SH@DQGLWUHWXUQVWKHFRGH

(2)NAK reply : 15h

:KHQWKHSURMHFWRUFDQQRWXQGHUVWDQGWKHUHFHLYHGFRPPDQGWKHSURMHFWRU

UHWXUQVWKHHUURUFRGH

,QVXFKDFDVHFKHFNWKHVHQGLQJFRGHDQGVHQGWKHVDPHFRPPDQGDJDLQ

(3)Error reply : 1Ch + 0000h

:KHQWKHSURMHFWRUFDQQRWH[HFXWHWKHUHFHLYHGFRPPDQGIRUDQ\UHDVRQV

WKHSURMHFWRUUHWXUQVWKHHUURUFRGH

,QVXFKDFDVHFKHFNWKHVHQGLQJFRGHDQGWKHVHWWLQJVWDWXVRIWKHSURMHFWRU

(4)Data reply : 1Dh + xxxxh

:KHQWKHSURMHFWRUUHFHLYHVWKH*(7FRPPDQGFRUUHFWO\WKHSURMHFWRUUHWXUQV

WKHUHVSRQFHFRGHDQGE\WHVRIGDWD

NOTE ‡2SHUDWLRQFDQQRWEHJXDUDQWHHGZKHQWKHSURMHFWRUUHFHLYHVDQ XQGH¿QHGFRPPDQGRUGDWD

‡3URYLGHDQLQWHUYDORIDWOHDVWPVEHWZHHQWKHUHVSRQVHFRGHDQGDQ\

RWKHUFRGH

‡7KHSURMHFWRURXWSXWVWHVWGDWDZKHQWKHSRZHUVXSSO\LVVZLWFKHG21DQG

ZKHQWKHODPSLVOLW,JQRUHWKLVGDWD

‡&RPPDQGVDUHQRWDFFHSWHGGXULQJZDUPXS

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Image 174
Hitachi ED-D11N user manual ACK reply 06h, NAK reply 15h, Error reply 1Ch + 0000h, Data reply 1Dh + xxxxh