Main device (continued) – Rainbow Electronics DS1858 User Manual
Page 15
DS1858
Dual Temperature-Controlled Resistors with
Three Monitors
____________________________________________________________________
15
MEMORY
LOCATION
(hex)
EEPROM/
SRAM
R/W
DEFAULT
SETTING
(hex)
NAME OF LOCATION
FUNCTION
4
—
—
—
V
CC
lo
This alarm flag goes high when the lower limit
of the V
CC
setting is violated.
3
—
—
—
MON1hi
This alarm flag goes high when the upper limit
of the MON1 setting is violated.
2
—
—
—
MON1lo
This alarm flag goes high when the lower limit
of the MON1 setting is violated.
1
—
—
—
MON2hi
This alarm flag goes high when the upper limit
of the MON2 setting is violated.
0
—
—
—
MON2lo
This alarm flag goes high when the lower limit
of the MON2 setting is violated.
71
SRAM
R
—
Alarm flags
—
Bit 7
—
—
—
MON3hi
This alarm flag goes high when the upper limit
of the MON3 setting is violated.
6
—
—
—
MON3lo
This alarm flag goes high when the lower limit
of the MON3 setting is violated.
5
—
—
—
X
—
4
—
—
—
X
—
3
—
—
—
X
—
2
—
—
—
X
—
1
—
—
—
X
—
0
—
—
—
MINT
A mask of all flags located in Table 01 byte
88h determines the value of MINT. MINT is
maskable to 0 if no interrupt is desired by
setting Table 01 byte 88h to 0.
72 to 7E
SRAM
R
00
Reserved
—
7F
SRAM
R/W
—
Table select
—
Bit 7
—
—
0
X
—
6
—
—
0
X
—
5
—
—
0
X
—
4
—
—
0
X
—
3
—
—
0
X
—
2
—
—
0
X
—
1
—
—
0
0
—
—
0
Table select bits
Set bits = 00 to select Table 00, set bits = 01
to select Table 01, set bits = 10 to select
Table 02, set bits = 11 to select Table 03.
Main Device (continued)