Rainbow Electronics MAX1329 - Manual (Page 34)

MAX1329/MAX1330
12-/16-Bit DASs with ADC, DACs, DPIOs, APIOs,
Reference, Voltage Monitors, and Temp Sensor
34 ______________________________________________________________________________________
D
7
D
6
D
5
D
4
D
2
D
1
D
0
CS
SCLK
DIN
X X
DOUT
D
3
D
8
D
9
D
10
D
11
AB 0 1 0
X = DON'T CARE.
Figure 13. Write to DACA (AB = 0) or DACB (AB = 1). The DAC Control register programs the write mode.
Figure 14. Read of DACA (AB = 0) or DACB (AB = 1) Input Register
X X 0 0 1 1 0 1 X X X
SCLK
DIN X
DOUT D
23
D 22 D 1 D 0
X X X X 0 0 X X X X X X
INTERRUPT ASSERTED REASSERTS IF NEW INTERRUPT OCCURS DURING READ RST1/RST2*
*RST1 AND RST2 ARE ACTIVE-HIGH (INTP = 1).
X = DON'T CARE.
CS
Figure 15. Read of Status Register to Clear Asserted Interrupt (RST1/RST2)
X X X X X X X
CS
SCLK
DIN
X X
DOUT
X X X X X AB 1 1 0
D
11 D 10 D 0
D 9 D 8 D 7 D 6 D 5 D 4 D 3 D 2 D 1
X = DON'T CARE.