4 checking user program – Toshiba SX 2000 User Manual
Page 174
Attention! The text in this document has been recognized automatically. To view the original document, you can use the "Original mode".
6.4 Checking user program
6.4 Checking user program
Check the program based on the following points if it is running but the operation
does not work as intended.
(1)
Output is not carried on the same coil or register or variable of two or more
locations during one scanning; the devices or variables for coil instructions and
for function instructions are not overlapping.
(2) The signal which changes faster than the scanning cycle is not input.
(3) The instance name as time/counter instruction is not duplicated.
(4)
When an interrupt is used, the device/register which is used in the main program
is not operated erroneously in the interrupt routine.
6F8C0926
157