mario@108: ################
mario@108: # IL operators #
mario@108: ################
mario@108: # which are not simultaneously 
mario@108: #    - keywords (AND, OR, NOT, MOD, XOR), 
mario@108: #    - or standard funtion name (which by implication are also keywords)
mario@108: #               (AND, OR, NOT, MOD, XOR, as well as, GE, GT, LE, LT, EQ, NE, SUB, ADD, MUL, DIV) 
mario@108: #    - or standard function block name (which by implication are also keywords)
mario@108: #    - invalid identifier name (&, &N)
mario@108: ANDN
mario@108: CAL
mario@108: CALC
mario@108: CALCN
mario@108: CD
mario@108: CLK
mario@108: CU
mario@108: IN
mario@108: JMP
mario@108: JMPC
mario@108: JMPCN
mario@108: LD
mario@108: LDN
mario@108: ORN
mario@108: PT
mario@108: PV
mario@108: R
mario@108: R1
mario@108: RET
mario@108: RETC
mario@108: RETCN
mario@108: S
mario@108: S1
mario@108: ST
mario@108: STN
mario@108: XORN
mario@108: 
mario@108: 
mario@108: ##################
mario@108: # SFC qualifiers #
mario@108: ##################
mario@108: D
mario@108: DS
mario@108: L
mario@108: N
mario@108: P
mario@108: #R  -> also an IL operator
mario@108: #S  -> also an IL operator
mario@108: SD
mario@108: SL
mario@108: 
mario@108: 
mario@108: #####################
mario@108: # Task initialisers #
mario@108: #####################
mario@108: PRIORITY
mario@108: SINGLE
mario@108: INTERVAL