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8-7. Special Data Registers
Address
Name
Description
DT9044
DT9045
DT9046
DT9047
DT9052
DT9053
DT9054
DT9055
DT9056
DT9057
High-speed counter
elapsed value area
(lower 16-bit)
High-speed counter
elapsed value area
(higher 16-bit)
High-speed counter
target value area
(lower 16-bit)
High-speed counter
target value area
(higher 16-bit)
High-speed counter
control register
Clock/calendar
monitor register
Clock/calendar
monitor and setting
register
(minute/second)
Clock/calendar
monitor and setting
register
(day/hour)
Clock/calendar
monitor and setting
register
(year/month)
Clock/calendar
monitor and setting
register
(day of week)
• Lower 16-bit of high-speed counter elapsed value is stored in DT9044.
• Higher 16-bit of high-speed counter elapsed value is stored in DT9045.
• Lower 16-bit of high-speed counter target value is stored in DT9046.
• Higher 16-bit of high-speed counter target value is stored in DT9047.
• A register dedicated to control high-speed counter operation.
• Refer to the
F0 (MV)
(high-speed counter control) instruction in the
FP-M/FP1 Programming Manual.
• Hour and minute data of the clock/calendar are stored in DT9053.
This register is available only for monitoring the data.
• The hour and minute data is stored in BCD as:
• C types (C20RC/C20TC/C32TC) only
• Data of the clock/calendar are stored in DT9054, DT9055, DT9056, and
DT9057. These registers are available both for settings and for monitoring
the clock/calendar.
• When setting the clock/calendar by using the
F0 (MV)
instruction, the
revised setting becomes effective from the time when the most significant
bit of DT9058 becomes “1”.
• The data is stored in BCD as:
• C types (C20RC/C20TC/C32TC) only
Higher 8 bits
Lower 8 bits
Hour data
H00 to H23 (BCD)
Minute data
H00 to H59 (BCD)
Higher 8 bits
Lower 8 bits
Minute
H00 to H59 (BCD)
Day
H01 to H31 (BCD)
Year
H00 to H99 (BCD)
Second
H00 to H59 (BCD)
Hour
H00 to H23 (BCD)
Month
H01 to H12 (BCD)
Day of week
H00 to H06 (BCD)
DT9054
DT9055
DT9056
DT9057
Summary of Contents for FP-M Hardware
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