User`s manual

Graphic Operation Terminal F930GOT Introduction 1
1-36
Each data indicates the following contents.
Table 1.18:
Device Description
M8000 to M8049
Interrupt output
When the bit data status changes, the GOT sends an interrupt code to the host unit.
When the data length is 7 bits, interrupt codes for M8024 to M8049 are not output.
Even if the host unit overwrites this data, the GOT does not output interrupt codes.
M8050
1-second cycle clock
M8051
2-second cycle clock
M8052 to M8063 Unused
D8000, D8001
32-bit counter of 100 ms
The time after the power is turned on is counted in the units of 100 ms. The lower
word is stored in D8000. The upper word is stored in D8001.
D8002
Contents of communication error
This device indicates the contents of an error occurred in communication with the
host unit.
0: No error
1: Parity error
2: Framing error
3: Overrun error
4: Incorrect format of statement
5: Incorrect command
D8003 to D8015 Unused
1 second
2 seconds