Hello guys,

i am now working with CP 341 in CPU 315-2DP

i almost did all programs in logic side and now i am  working to communicate CP 341 (master) with WEST 6100+ controller .when i triggers the request bit the RLO goes till // "complete with error"// network and returns status event 16#e62 .

i searched about this event in CP 341 manual for the cause and remedy .

but i dont get that .i here giving some notes about the status and settings of my program

CP 341 led status tx blinking

                                 rx blinking

interface settings: baud rate: 9.6kbps

                                 parity       :even

                                 stop bit: 1

                                 slave   device address : 1

                                 Mode : RS485 (h-d)

kindly help me with this issue am facing.

its quite difficult to explain everything i did here but when i uploaded my program (10.8mb)

its says attachment oversize

regards,

Anantharaman.N

Nothing(k) is impossible if we think....

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Split form Tips&Tricks for the forum usage.

this link will guide to my modbus master program

cont..to my yesterday post 26.03.2015.

sir but here i dont find that i have error in my slave address (1)as i have checked it again.

sir to my personal view i thought that i having probelm in data types of db like source and work db .

i here by attach the screenshots of my project DB's .

kindly go through that and help me out .

sir from modbus i have to access only two word parameters like setpoint and process valve .

from west controller 6100 plus manual i found that the modbus access parameters are 1 for process variable and 2 for setpoint .so in my source db i converted the valve of 40001 to 9cf1 (hex).

i getting send error codes like E62 after that i changed the datatype from byte to word my error code at that time be E32,E31

i having small probelm here only can anyone kindly help me out as i am struck out here for 48 hours of time.

 i also attach screen shots of my project.kindly suggest if anything went wrong 

my pgm link:    https://www.dropbox.com/s/9sm0x0kbd5ybrmz/MODBUS_MASTER_PGM.zip?dl=0