MAX11410 Datasheet, PDF (36/95 Pages) Maxim Integrated Products – 24-Bit Multi-Channel Low-Power

MAX11410
24-Bit Multi-Channel Low-Power
1.9ksps Delta-Sigma ADC with PGA
Table 10. Populated Sequence Register Example. (continued)
SEQUENCER SEQUENCER
REGISTER ADDRESS
COMMAND
ADDRESS
BITS 15:8
µC27
0x55
0x01
µC28
µC29
0x56
0x57
0x0E
0x0B
µC30
0x58
0x10
µC31
0x59
0x08
µC32
0x5A
0x01
µC33
µC34
0x5B
0x5C
0x0E
0x0B
µC35
0x5D
0x10
µC36
0x5E
0x08
µC37
0x5F
0x01
µC38
µC39
0x60
0x61
0x0E
0x0B
µC40
0x62
0x10
µC41
0x63
0x08
µC42
0x64
0x01
µC43
µC44
0x65
0x66
0x0E
0x0B
µC45
0x67
0x10
µC46
0x68
0x08
µC47
0x69
0x01
µC48
µC49
µC50
µC51
0x6A
0x6B
0x6C
0x6D
0x02
0x0B
0x08
0x10
µC52
0x6E
0x03
COMMAND
NAME
CONV_
START
PGA
MUX_CTRL0
WAIT
FILTER
CONV_
START
PGA
MUX_CTRL0
WAIT
FILTER
CONV_
START
PGA
MUX_CTRL0
WAIT
FILTER
CONV_
START
PGA
MUX_CTRL0
WAIT
FILTER
CONV_
START
SEQ_START
MUX_CTRL0
FILTER
WAIT
CAL_START
COMMAND
DATA
BITS 7:0
0x30
0x24
0x78
0xD0
0x04
0x40
0x22
0x69
0xD0
0x04
0x50
0x22
0x20
0xD0
0x04
0x60
0x27
0x19
0xD0
0x04
0x70
0x42
0x26
0x04
0xD0
0x00
COMMENTS
Initiate a single conversion and send data to
DATA3 register.
Select PGA, Gain = 16.
Select AINP = AIN7, AINN = AIN8.
Insert wait time of 1.3ms
(assuming WAIT_EXT = 0).
Select 50/60Hz rejection, 16sps.
Initiate a single conversion and send data to
DATA4 register.
Select PGA, Gain = 4.
Select AINP = AIN6, AINN = AIN9.
Insert wait time of 1.3ms
(assuming WAIT_EXT = 0).
Select 50/60Hz rejection, 16sps.
Initiate a single conversion and send data to
DATA5 register.
Select PGA, Gain = 4.
Select AINP = AIN2, AINN = AIN0.
Insert wait time of 1.3ms
(assuming WAIT_EXT = 0).
Select 50/60Hz rejection, 16sps.
Initiate a single conversion and send data to
DATA6 register.
Select PGA, Gain = 128.
Select AINP = AIN1, AINN = AIN9.
Insert wait time of 1.3ms
(assuming WAIT_EXT = 0).
Select 50/60Hz rejection, 16sps.
Initiate a single conversion and send data to
DATA7 register.
Loop back to sequencer address 0x42 and
restart sequence.
Select AINP = AIN2, AINN = AIN6.
Select 50/60Hz rejection, 16sps.
Insert wait time of 1.3ms
(assuming WAIT_EXT = 0).
Perform a self-calibration. Wrap around to µC0
(0x3A) and continue.
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