Allen-Bradley FLEX I/O 1794-ID2, Руководство пользователя, Страница: 46 / 84

4–4 Writing Configuration to and Reading Status from Your Module with a Remote I/O Adapter
Publication 1794-6.5.15 – December 1998
Definition Bit
Read
Word
Bit 06 Status for input Z (pulse transmitter 1) – This bit, when set, indicates a signal at Z.
Bit 07 Status for input G (pulse transmitter 1) – This bit, when set, indicates a signal at G.
Bit 08 (10) Cal 0 – This bit, when set (1), indicates that counter 0 has been calibrated. This bit is reset by CalReset.
Bit 09 (11) Cal 1 – This bit, when set (1), indicates that counter 1 has been calibrated. This bit is reset by CalReset.
Bit 10 (12) Store 0 – This bit, when set (1), indicates a counter value is saved in store 0. This bit is reset by StoreReset.
Word 0
continue
Bit 11 (13) Store 1 – This bit, when set (1), indicates a counter value is saved in store 1. This bit is reset by StoreReset.
continued
Bit 12 (14)
Preset Reached 0 (PR0) – When this bit is set (1), in all configuration modes, the counter 0 value equals the
preset 0 value, either in a positive or negative direction. This bit is reset by PresetReset0 and can only be set
again after at least 1 more pulse.
Bit 13 (15)
Preset Reached 1 (PR1) – When this bit is set (1), in all configuration modes, the counter 1 value equals the
preset 1 value, either in a positive or negative direction. This bit is reset by PresetReset1 and can only be set
again after at least 1 more pulse.
Bit 14–15
(16–17)
Not used – set to 0
Word 1
Bits 00–15
(00–17)
Store 0 – Saved counter value on channel 0
Word 2
Bits 00–15
(00–17)
Store 1 – Saved counter value on channel 1
Word 3
Bits 00–15
(00–17)
Channel 0 Current Counter Value– Current value in counter 0
Word 4
Bits 00–15
(00–17)
Channel 1 Current Counter Value– Current value in counter 1
Word 5
Bits 00–15
(00–17)
Channel 0 Readback– Counter word readback – last value written to write word 0
Word 6
Bits 00–15
(00–17)
Channel 0 Readback– Counter word readback – last value written to write word 1
Word 7
Bits 00–15
(00–17)
Revision Read – identification of latest software version code