Siemens SIMATIC S7-200 Manuale - Pagina 28

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S7-200 LAD instruction conversion

4.10 Logical operations

4.10

Logical operations

Table 4- 10

Logical operations conversion

S7-200 instruction

INV_B, INV_W, INV_DW

WAND_B, WAND_W, WAND_DW

WOR_B, WOR_W, WOR_DW

WXOR_B, WXOR_W, WXOR_DW

4.11

Shift and Rotate

Table 4- 11

Shift and Rotate conversion

S7-200 instruction

SHL_B, SHL_W, SHL_DW

SHR_B, SHR_W, SHR_DW

ROL_B, ROL_W, ROL_DW

ROR_B, ROR_W, ROR_DW

SHRB Shift Register Bit

4.12

Clock and Calendar

Table 4- 12

Clock and Calendar conversion

S7-200 instruction

READ_RTC Read Real-Time Clock

SET_RTC Set Real-Time Clock

READ_RTCX Read Real-Time Clock Extended

SET_RTCX Set Real-Time Clock Extended

Converted?

S7-1200 instruction

Yes

INV Invert

Yes

AND

Yes

XOR Exclusive OR

Converted?

S7-1200 instruction

Yes

SHL Shift Left

Yes

SHR Shift Right

Yes

ROL Rotate Left

Yes

ROR Rotate Right

Converted?

S7-1200 instruction

Yes

RD_SYS_T You must supply new data addresses.

Yes

WR_SYS_T You must supply new data addresses.

Time zone and daylight savings offsets are set by

the S7-1200 CPU Device configuration. You can

read the local time with the RD_LOC_T instruction.

SIMATIC S7-200 to SIMATIC S7-1200 software conversion tool

Manual, 1/2010