I need to communicate from visual basic to an Mitsubishi A1s cpu. I will appreciate if you could send me the following information: 2) The frame format for the following commands STX Send byte(s) Read byte(s) Force on device Force out..................................... 3) Address memory map, namelly the addresses of the following devices/registers X........ Y....... T....... C....... M.. D.... Thank you very much, [email protected]

 

Hi,
Have you solved your problem?
I sucessfully communicated Mitsubishi A2AS CPU
with visual basic 6.0.
Which type of PLC card are you using to communicate?
I have used UC24 PLC card. This card is generally used as a open protocol type.
For detail contact me : [email protected]

Regards,

Aniruddha