Datasheet

Table 22. DOP Module Registers

Table 23. DOP1_Control (Address = 11h)

Table 24. DOP1_Config (Address = 12h)

Table 25. DOP2_Control (Address = 14h)

MAX1464 Low-Power, Low-Noise Multichannel

Sensor Signal Processor

www.maximintegrated.com

Maxim Integrated

│

NAME ADDRESS DESCRIPTION POR VALUE

DOP1_Data 10h DAC1/PWM1 input data. 0000

DOP1_Control 11h Initiate DAC1 and/or PWM1 conversions. 0000

DOP1_Cong 12h DAC1/PWM1 output and DAC 1 reference selection. 0000

DOP2_Data 13h DAC2/PWM2 input data. 0000

DOP2_Control 14h Initiate DAC2 and/or PWM2 conversions. 0000

DOP2_Cong 15h DAC2/PWM2 output and DAC 2 reference selection. 0000

OpAmp_Cong 30h Settings for op amps in DOPn modules. 0000

BIT NAME DESCRIPTION

15–5 — Unused.

4 ENPWM1 Enable pulse-width modulator 1: 1 = PWM1 active, 0 = PWM1 inactive.

3–1 — Unused.

0 ENDAC1 Enable digital-to-analog converter 1: 1 = DAC1 active, 0 = DAC1 inactive.

BIT NAME DESCRIPTION

15–9 — Unused.

8 SELPWM1 Select PWM1 output: 1 = OUT1LG, 0 = OUT1SM.

7–5 — Unused.

4 SELDAC1 Select DAC1 output: 1 = OUT1LG (large op-amp buffer), 0 = OUT1SM (small op-amp buffer).

3–1 — Unused.

0 SELREF1 Select voltage reference for DAC1: 0 = V

, 1 = 2 x V

REF

BIT NAME DESCRIPTION

15–5 — Unused.

4 ENPWM2 Enable pulse-width modulator 2: 1 = PWM2 active, 0 = PWM2 inactive.

3–1 — Unused.

0 ENDAC2 Enable digital-to-analog converter 2: 1 = DAC2 active, 0 = DAC2 inactive.