Rockwell Automation 1746-BAS BASIC LANGUAGE User Manual
Page 217
Publication 1746-RM001A-US-P
Input Functions 13-27
3.
3.
3.
3. The module places the byte count into the lower byte of the first available
word of the destination buffer.
4.
4.
4.
4. The module sets the input file word 0, bit 12 to inform the SLC processor that
valid data is available.
5.
5.
5.
5. The SLC processor retrieves the data from the buffer and sets the output file
word 0, bit 12 to inform the module that data was received.
6.
6.
6.
6. The module resets the input file word 0, bit 12 on the same end of scan cycle
in which the output file word 0, bit 12 was reset.
7.
7.
7.
7. The SLC resets output file word 0, bit 12. The module can begin loading the
destination buffer with the next packet when it is received.
SLC Processor
SLC Backplane
BASIC or BASIC-T Module
DESTINATION
BUFFER
BYTE
COUNT
SLC Processor
SLC Backplane
BASIC or BASIC-T Module
Input File
Word 0, Bit 12
SLC Processor
SLC Backplane
BASIC or BASIC-T Module
Output File
Word 0, Bit 12
SLC Processor
SLC Backplane
BASIC or BASIC-T Module
Input File
Word 0, Bit 12
SLC Processor
SLC Backplane
BASIC or BASIC-T Module
Reset Output File
Word 0, Bit 12