F_CheckSum16
The function "F_CheckSum16" can be used to determine a 16-bit checksum for any data.
FUNCTION F_CheckSum16: WORD
VAR_INPUT
VAR_INPUT
dwSrcAddr : POINTER TO BYTE;
cbLen : UDINT;
wChkSum : WORD;
END_VAR
dwSrcAddr: Address of the data buffer.
cbLen: Length of the data buffer.
wChkSum: Initial value = 0 or last checksum.
Requirements
Development environment |
Target platform |
PLC libraries to be integrated (category group) |
---|---|---|
TwinCAT v3.1.0 |
PC or CX (x86, x64, ARM) |
Tc2_Utilities (System) |