Yamaha RCX Series User Manual page 43

When writing the robot controller's word information into the master station PLC's input
device No., write the following command in the robot program.
Assignment statement
Example : To write 512 into RWr (n+2) as word data
SOW (2) = 512 ................... * 512 is assigned to SOW (2), and SOW (2)
Example : To write 69905 as the double word data for RWr (n+2) and RWr (n+3)
SOD (2) = 69905................ * 69905 is assigned to SOD (2), SOW (2)
n
NOTE
Word data written with SOW(n) is a little endian format with no sign.
Double word data written with SOD(n) is a little endian format with a sign.
3. Communication with master station PLC
becomes 0200h.
becomes 1111h and SOW (3) becomes
0001h.
Chapter
3
3-7