Sample Macro Code
“for” statement and other expressions (arithmetic, bitwise shift, logic and comparison)
macro_command main()
int a[10], b[10], i
b[0] = (400 + 400 << 2) / 401
b[1] = 22 *2 – 30 % 7
b[2] = 111 >> 2
b[3] = 403 > 9 + 3 >= 9 + 3 < 4 + 3 <= 8 + 8 == 8
b[4] = not 8 + 1 and 2 + 1 or 0 + 1 xor 2
b[5] = 405 and 3 and not 0
b[6] = 8 & 4 + 4 & 4 + 8 | 4 + 8 ^ 4
b[7] = 6 – (~4)
b[8] = 0x11
b[9] = 409
for i = 0 to 4 step 1
if (a[0] == 400) then
GetData(a[0], “Device 1”, 4x, 0,9)
GetData(b[0],”Device 1″, 4x, 11,10)
end If
next i
end macro_command
“while”, “if” and “break” statements
macro_command main()
int b[10], i
i = 5
while i == 5 – 20 % 3
GetData(b[1], “Device 1”, 4x, 11, 1)
if b[1] == 100 then
break
end if
wend
end macro_command
Global variables and function call
char g
sub int fun(int j, int k)
int y
SetData(j, “Local HMI”, LB, 14, 1)
GetData(y, “Local HMI”, LB, 15, 1)
g = y
return y
end Sub
macro_command main()
int a, b, i
a = 2
b = 3
i = fun(a, b)
SetData(i, “Local HMI”, LB, 16, 1)
end macro_command
“if” statement
macro_command main()
int k[10], j
for j = 0 to 10
k[j] = j
next j
if k[0] == 0 then
SetData(k[1], “Device 1”, 4x, 0, 1)
end if
if k[0] == 0 then
SetData(k[1], “Device 1”, 4x, 0, 1)
else
SetData(k[2], “Device 1”, 4x, 0, 1)
end if
if k[0] == 0 then
SetData(k[1], “Device 1”, 4x, 1, 1)
else if k[2] == 1 then
SetData(k[3], “Device 1”, 4x, 2, 1)
end If
if k[0] == 0 then
SetData(k[1], “Device 1”, 4x, 3, 1)
else if k[2] == 2 then
SetData(k[3], “Device 1”, 4x, 4, 1)
else
SetData(k[4], “Device 1”, 4x, 5, 1)
end If
end macro_command
“while” and “wend” statements
macro_command main()
char i = 0
int a[13], b[14], c = 4848
b[0] = 13
while b[0]
a[i] = 20 + i * 10
if a[i] == 120 then
c =200
break
end if
i = i + 1
wend
SetData(c, “Device 1”, 4x, 2, 1)
end macro_command
“break” and “continue” statements
macro_command main()
char i = 0
int a[13], b[14], c = 4848
b[0] = 13
while b[0]
a[i] = 20 + i * 10
if a[i] == 120 then
c =200
i = i + 1
continue
end if
i = i + 1
if c == 200 then
SetData(c, “Device 1”, 4x, 2, 1)
break
end if
wend
end macro_command
Array
macro_command main()
int a[25], b[25], i
b[0] = 13
for i = 0 to b[0] step 1
a[i] = 20 + i * 10
next i
SetData(a[0], “Device 1”, 4x, 0, 13)
end macro_command
Syntax for placing quotation marks in a string applies to variable declaration and function’s argument.
macro_command main()
char data[40]= “”Note” “
StringCopy(“This is a “test” for Maple”, data[7])
//The string contains “Note” This is a “test” for Maple
end macro_command