MAX32600 User’s Guide
Analog Front End
8.2 AFE Reconfiguration Matrix
• 2: Connected to pin SCM[0-3] or to high impedance (as selected by AFE_CTRL2.scm_or_sel)
• 3: Connected to both pin SCM[0-3]/high impedance AND INC-
AFE_CTRL4.n_in_sel_opamp_d
Field
Bits
Default
Access
Description
n_in_sel_opamp_d
15:14
00b
R/W
Op Amp D Negative Input Select
Connects the negative (inverting) input of op amp D internally as follows.
• 0: Connected to pin IND-
• 1: Connected to pin OUTD (voltage follower mode)
• 2: Connected to pin SCM[0-3] or to high impedance (as selected by AFE_CTRL2.scm_or_sel)
• 3: Connected to both pin SCM[0-3]/high impedance AND IND-
AFE_CTRL4.dac_sel_a
Field
Bits
Default
Access
Description
dac_sel_a
17:16
00b
R/W
DAC Output Mux Select to dac_or0 Stage
MUX that selects 1 of 4 DAC outputs for internal signal DAC_or0, which can be further selected for the OPAMPA positive input, OPAMPA negative pad, or SNO0
pad via other MUX selections
• 2’d0: dac0 -
>
DAC_or0 (dac0 controlled by DAC0_sel)
• 2’d1: dac1 -
>
DAC_or0 (dac1 controlled by DAC1_sel)
• 2’d2: DAC2p1 -
>
DAC_or0
• 2’d3: DAC3p1 -
>
DAC_or0
Rev.1.3 April 2015
Maxim Integrated
Page 393
Содержание MAX32600
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