MAX1329 Datasheet, PDF (59/78 Pages) Maxim Integrated Products – 12-/16-Bit DASs with ADC, DACs, DPIOs, APIOs, Reference, Voltage Monitors, and Temp Sensor

12-/16-Bit DASs with ADC, DACs, DPIOs, APIOs,
Reference, Voltage Monitors, and Temp Sensor
Table 31. DPIO_ Mode Bit Configuration
MODE
DP_MD3 DP_MD2 DP_MD1 DP_MD0
MAX1329 MAX1330
DESCRIPTION
0
0
0
0
GPI
GPI Digital input. DPIO_ logic-level read from DP_LL register bit.
0
0
0
1
WUL
WUL ^{Digital input. A falling edge on WUL sets the OSCE bit enabling}
the oscillator.
0
0
1
0
WUH
WUH ^{Digital input. A rising edge on WUH sets the OSCE bit enabling}
the oscillator.
Digital input. A logic-low on SLP overrides the register settings and
0
0
1
1
SLP
SLP
powers down all circuits except VM1 and all the registers. A logic-
high on SLP transfers the power control back to the register
settings. See the Clock Control Register section.
Digital input. A logic-low on SHDN overrides the register
0
1
0
0
SHDN
SHDN settings and powers down all circuits. A logic-high on SHDN
transfers the power control back to the register settings.
Digital input. A rising edge on DLAB shifts DACA and DACB
0
1
0
1
DLAB
DLAB
data from the input register to the output register or sequences
through FIFOA if enabled. For the MAX1330, this applies only
to DACA.
Digital input. CONVST controls acquisition time and conversion
0
1
1
0
CONVST CONVST start. A falling edge on CONVST puts the ADC in acquisition
mode. A rising edge on CONVST starts a single conversion.
0
1
1
1
DLDA
DLDA ^{Digital input. A rising edge on DLDA shifts DACA data from the}
input to output register or sequences through FIFOA if enabled.
1
0
0
0
DSWA
DSWA ^{Digital input. DSWA and OSW3 control the DACA and op amp 3}
switches, respectively. See the Switch Control Register section.
1
0
0
1
DLDB
—
Digital input. A rising edge on DLDB shifts DACB data from the
input to output register.
Digital input. DACB and op amp 2 control the DACB and op
1
0
1
0
DSWB
OSW2 amp 2 switches, respectively. See the Switch Control Register
section.
1
0
1
1
OSW1
OSW1
Digital input. Op amp 1 switch control. See the Switch Control
Register section.
1
1
0
0
SPDT1
SPDT1
Digital input. SPDT1 controls the SPDT1 switch. See the Switch
Control Register section.
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