Date Code 20010518 Database 9-5
SEL-2020 Instruction Manual
Table 9.2: Global Data Region (continued)
Starting
Address
Data Item Label
Data Type
Notes
002Dh DATE int 1 through 31.
002Eh TIME(ms) int[2] Append two registers to get 32-bit
time; register 2Eh has high-word,
2Fh has low-word; 0-86,399,999.
0030h ELEMENTS char[7] Eight-bit character for each row. See
Global Elements subsection
following this table.
0037h REMOTE_BIT_REG int See Remote Bit Control Register
subsection following this table.
0038h REMOTE_BITS int Directly operate all 8 remote bits.
Lower byte corresponds to bits: bit 0
is R8, bit 1 is R7, … bit 7 is R1. The
upper byte must be the complement
of the lower byte for command to be
accepted.
0039h _YEARS int Years in the century. 0 through 99.
003Ah _HOURS int Hours in the day. 0 through 23.
003Bh _MINS int Minutes in the hour. 0 through 59.
003Ch _SECS int Seconds in the minute. 0 through 59.
0400h PORT_STATUS int Read-only. See Port F Status
Register subsection following this
table.
0401h ALT_PORT int Port number Port F is in transparent
communications with; 255 if not
transparently connected; read-only.
0402h NUM_MESGS int PORT F #Messages Received. Reset
when port reset, or count exceeds
32767; read-only.
0403h BAD_MESGS int PORT F #Bad Messages Received.
Reset when previous field reset; read-
only.
0404h Unused
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