ProSoft Technology inRAx 3170-PDP, Руководство пользователя

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How Communication Takes Place and I/O Image Table Mapping 3170-PDP ♦ FLEX Platform
FLEX I/O™ PROFIBUS Adapter
ProSoft Technology, Inc. Page 35 of 152
August 23, 2007
Word Decimal Bit Definition
Bits 02 to 15 Not used – set to 0.
Write Word 4 Bits 00 to 05 Full range bits (F) for individual channels – Bit 00 corresponds to input channel 0,
bit 01 corresponds to input channel 1, bit 02 corresponds to input channel 3, bit 03
corresponds to input channel 3, bit 04 corresponds to output channel 1, and bit 05
corresponds to output channel 2. Refer to range selection above.
Bits 06 to 07 Not used – set to 0.
Bits 08 to 13 Configure select bits (C) for individual channels – Bit 08 corresponds to input
channel 0, bit 09 (11) corresponds to input channel 1, bit 10 (12) corresponds to
input channel 2, bit 11 (13) corresponds to input channel 3, bit 12 (14) corresponds
to output channel 0, and bit 13 (15) corresponds to output channel 1. Refer to range
selection above.
Bits 14 to 15 Not used – set to 0.
Write Word 5 Bits 00 to 15 Not used – set to 0.
Write Word 6 Bits 00 to 15 Not used – set to 0.
Write Word 7 Bits 00 to 15 Not used – set to 0.
Write Word 8 Bits 00 to 15 Not used – set to 0.
Write Word 9 Bits 00 to 15 Not used – set to 0.
Write Word 10 Bits 00 to 15 Not used – set to 0.
3.2.10 1794-IR8 – RTD Input Analog Module Image Table Mapping
Module Image
I/O Image
Input Data Channel 0
Input Data Channel 1
Input Data Channel 2
Input Data Channel 3
Input Data Channel 4
Input Data Channel 5
Input Data Channel 6
Input Data Channel 7
Underrange
Calibration Mask
RTD Type
Input Size
Output Size
0 to 3 Words
1 to 11 Words
Reserved
Overrange
Calibration Status
RTD Type
Configuration
1794-IR8 Read
Dec. Bit 15 14 13 12 11 10 09 08 07 06 05 04 03 02 01 00
Oct. Bit 17 16 15 14 13 12 11 10 07 06 05 04 03 02 01 00
Read Word 1 Reserved
Read Word 2 Channel 0 Input Data
Read Word 3 Channel 1 Input Data
Read Word 4 Channel 2 Input Data
Read Word 5 Channel 3 Input Data
Read Word 6 Channel 4 Input Data