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9 transmit a message by lsv/2 (module 9110) – HEIDENHAIN TNC 407 (243 020) Technical Manual User Manual

Page 630

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01.98

TNC 407/TNC 415/TNC 425

4 PLC Modules

7-169

Call:

PS

B/W/D/K

PS

B/W/D/K

CM

9107

PL

B/W/D

Error status after call: M3171 =

0: Binary value was read
1: Error condition see above

4.8.9 Transmit a Message by LSV/2 (Module 9110)

With Module 9110 a message (binary data or string) can be transmitted to a host computer
connected by LSV/2 protocol.

Constraint:
- The message is transmitted to the host by the LSV/2 command "M PC".

Possible errors:
- The control has no LSV/2 connection to a host computer.
- The transmit buffer for the transfer is full.
- A wrong value was specified for the data type (doubleword or string).
- A wrong value was specified for the address. String: 0..3 Binary: 0..1020, divisible by 4.

Call:

PS

B/W/D/K


0: Binary data doubleword
1: String

PS

B/W/D/K


With binary: number of doubleword (0..1020)
With string: number of string (0..3)

CM

9110

PL

B/W/D


0: Message transmitted
1: No connection to host
2: Transmit buffer full
3: Wrong data type (not 0 or 1)
4: Wrong source address

Error status after call: M3171 =

0: Message downloaded
1: Error condition see above