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8-7. Special Data Registers
Address
Name
Description
DT9025
DT9027
DT9030
DT9031
DT9032
DT9033
DT9034
DT9035
DT9037
DT9038
DT9040
DT9041
Mask condition
monitoring register
for input -initiated
interrupts (Interrupt
program: INT0 to
INT7)
Time-initiated
interrupt interval
monitoring register
Message 0 register
Message 1 register
Message 2 register
Message 3 register
Message 4 register
Message 5 register
Work register 1
for
F96
instruction
Work register 2
for
F96
instruction
Manual dial-set
register (V0)
Manual dial-set
register (V1)
• The mask conditions of input-initiated interrupts can be monitored.
• The mask conditions are judged by the status of each bit:
Interrupt disabled (masked): 0 Interrupt enabled (unmasked): 1
• Each bit position of DT9025 (bit positions 0 to 7) falls on an interrupt
instruction number.
• Refer to the
ICTL
instruction in the FP-M/FP1 Programming Manual.
• This register is available for monitoring the time-initiated interrupt interval.
The interval is calculated using the formula:
- K1 to K3000: interval (ms) = data
×
10 (ms)
- K0: time-initiated interrupt is not used.
• Refer to the
ICTL
instruction in the FP-M/FP1 Programming Manual.
• The contents of the specified message are stored in DT9030, DT9031,
DT9032, DT9033, DT9034, and DT9035 when an
F149 (MSG)
instruction
is executed.
• Refer to the
F149 (MSG)
instruction in the FP-M/FP1 Programming
Manual.
• The number of found data is stored in DT9037 when an
F96 (SRC)
instruction is executed.
• Refer to the
F96 (SRC)
instruction in the FP-M/FP1 Programming
Manual.
• The data position found in the first place counting from the first 16-bit area
is stored in DT9038 when an
F96 (SRC)
instruction is executed.
• The address stored is counted from the starting address of the register
specified by starting 16-bit area.
• Refer to the
F96 (SRC)
instruction in the FP-M/FP1 Programming
Manual.
Values of the potentiometers (V0 and V1) are stored as:
V0
→
DT9040
V1
→
DT9041
Bit position
INT program
DT9025
— — — —
11
8
3
0
15
•
•
12
•
•
•
•
7
4
•
•
— — — —
3
0
•
•
7
4
•
•
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Summary of Contents for FP-M Hardware
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