User`s manual

174
P52
P51
P4
Connection request execution flag is set
Sets the transmission channel to CH1
Set the number of transmission data
Transmission normal completion
Data reception processing subroutine
Sets the data reception channel to CH1
Executes the reception data reading
Connection request signal is set
Line connection processing subroutine
Sets the transmitting flag
Executes the transmission request
Transmission abnormal completion
Set the transmission data
When the connection in progress
signal ON, the connection complete flag
is set and the request signal is reset
When the initialization/connection
abnormal complete signal ON, the error
code is read and request signal is reset
Data communication processing subroutine
(Non procedure protocol, transmission)
Transmission request execution flag is
set
Reception data read execution flag is
set
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