6.5 SX Bus Interface Card
6-95
Chap. 6
CONTROL OPTIONS
(3) Monitoring format
When the monitoring format is selected (U11=2)
, as shown in the figure below, out of the I/Q area
of the MICREX-SX, 16 words are used for each FRENIC-VG, with the lower 4 words are used for
read and upper 12 words are used for write.
(MICREX-SX ← FRENIC-VG) data
(12 words)
(MICREX-SX → FRENIC-VG) data
(4 words)
(MSB) (LSB)
15 14 ・・・ ・・・ 1 0
～
～
～
～
～
～
～
～
16 words
MICREX-SX
I/Q area
Figure 6.5.22
(MSB) (LSB)
15 14 … 8 7 …10
%IW***．0 Polling function code (1) Polling function code (2)
%IW***．1 Polling function code (3) Polling function code (4)
%IW***．2 Polling function code (5) Polling function code (6)
%IW***．3 Polling function code (7) Polling function code (8)
%IW***．4 Polling function code (1) data
%IW***．5 Polling function code (2) data
%IW***．6 Polling function code (3) data
%IW***．7 Polling function code (4) data
%IW***．8 Polling function code (5) data
%IW***．9 Polling function code (6) data
%IW***．10 Polling function code (7) data
%IW***．11 Polling function code (8) data
%QW***．12 Polling function code (1) Polling function code (2)
%QW***．13 Polling function code (3) Polling function code (4)
%QW***．14 Polling function code (5) Polling function code (6)
%QW***．15 Polling function code (7) Polling function code (8)
Note: *** represents the SX bus station address set by "RSW1" and "RSW2".
Figure 6.5.23
FRENIC-VG
⇓
MICREX-SX
MICREX-SX
⇓
FRENIC-VG
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