Eaton EASY222-DN, User Manual

Page: 184 / 284

easy800/MFD control
commands
180
09/10 MN05013007Z-EN
Table 90: Operand overview
Table 91: Index 0 – Bit IO
Table 92: Index 1 - Mode
Index
(hex) Operand Read
ing Writing
00 Bit IO, a table 91 x
01 Mode, a table 92 x
02 First operand I1
x
c
1)
03 Second operand I2 x c
1)
04 Result QV x
1) The value can only be written if it is assigned to a constant in
the program.
h The data for index 2 to 4 is transferred as a 32-bit value in
Intel format (Data 1 – Low Byte to Data 4 – High Byte).
Bit 7 6 5 4 3 2 1
FB output Data 3 – – – – – ZE
1
CY
2)
1) Status 1 if the value of the function block output QV
(the calculation result) equals zero
2) Status 1 if the value range is exceeded
Data 1
(hex)
00 ADD Add (I1 + I2 = QV)
01 SUB Subtract (I1 – I2 = QV)
02 MUL Multiply (I1 x I2 = QV)
03 DIV Divide (I1 : I2 = QV)