
Publication 1794-UM064B-EN-P - May 2014
20 Communicate With Your Module
1794-IE8 Series B – 8 Input Analog Module Image Table Mapping
1794-IE8/B Memory Map
Decimal Bit 15 14 13 12 11 10 09080706050403020100Size
Octal Bit 17 16 15 14 13 12 11 10 07 06 05 04 03 02 01 00 Read/Write Words
S Analog Value Channel 0
Read Word 0
S Analog Value Channel 1
Read Word 1
S Analog Value Channel 2
Read Word 2
S Analog Value Channel 3
Read Word 3
S Analog Value Channel 4
Read Word 4
S Analog Value Channel 5
Read Word 5
S Analog Value Channel 6
Read Word 6
S Analog Value Channel 7
Read Word 7
PU Not used – set to zero
U7 U6 U5 U4 U3 U2 U1 U0 Read Word 8
C7
C6 C5 C4 C3 C2 C1 C0 F7 F6 F5 F4 F3 F2 F1 F0 Write Word 0
Not used
Write Word 1…5
Where: PU = Power up bit – included in series B modules only.
U = Underrange bits for 4…20 mA inputs
C = Configure select bit
F = Full range bit
S = sign bit (in 2’s complement)
Comentarios a estos manuales