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AMC7891SRHHT датащи(PDF) 21 Page - Texas Instruments

номер детали AMC7891SRHHT
подробное описание детали  Analog Monitor and Control Circuit with 10-Bit, Multi-Channel ADC and Four DACs, Temperature Sensor, and 12 GPIOs
PDF  43 Pages
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производитель  TI2 [Texas Instruments]
домашняя страница  https://www.ti.com
Logo TI2 - Texas Instruments

AMC7891SRHHT датащи(HTML) 21 Page - Texas Instruments

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AMC7891
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SBAS518A
– AUGUST 2011 – REVISED DECEMBER 2011
Register name: ADC_gain
– Address: 0x38, Default: 0xFF00 (READ/WRITE)
Register
Address
Bit
Name
Function
Default
Name
Value
ADC_gain
0x38
15
adc0_gain
When set to
‘1’ the corresponding analog input channel AIN_n (n = 0, 1,
1
…, 7) input range is 2 × VREF.
14
adc1_gain
1
13
adc2_gain
When cleared to
‘0’ the corresponding input channel AIN_n (n = 0, 1, …,
1
7) input range is VREF.
12
adc3_gain
1
11
adc4_gain
1
10
adc5_gain
1
9
adc6_gain
1
8
adc7_gain
1
7:0
Reserved
Reserved for factory use.
All zeros
Register name: DAC_clear
– Address: 0x39, Default: 0x0000 (READ/WRITE)
Register
Address
Bit
Name
Function
Default
Name
Value
ADC_clear
0x39
15:4
Reserved
Reserved for factory use.
All zeros
3
dac3_clear
When set to
‘1’ clears the corresponding DACout_n (n = 0, 1, …, 3)
0
output to the value specified in register dacn_clear, 0x2F to 0x32.
2
dac2_clear
0
1
dac1_clear
When cleared to
‘0’ the corresponding DACout_n (n = 0, 1, …, 3)
0
output returns to normal operation.
0
dac0_clear
0
Register name: DAC_sync
– Address: 0x3A, Default: 0x0000 (READ/WRITE)
Register
Address
Bit
Name
Function
Default
Name
Value
DAC_sync
0x3A
15:4
Reserved
Reserved for factory use.
All zeros
3
dac3_sync
When set to
‘1’ clears the corresponding DACout_n (n = 0, 1, …, 3) is set to
0
synchronous-mode.
2
dac2_sync
0
1
dac1_sync
When cleared to
‘0’ the corresponding DACout_n (n = 0, 1, …, 3) is set to
0
asynchronous-mode.
0
dac0_sync
0
Register name: AMC_power
– Address: 0x3B, Default: 0x0000 (READ/WRITE)
Register
Address
Bit
Name
Function
Default
Name
Value
AMC_power
0x3B
15
Reserved
Reserved for factory use.
0
14
adc_on
When cleared to '0' the primary ADC is in power-down mode.
0
When set to '1' the primary ADC is in active mode.
13
ref_on
When cleared to '0' the internal reference buffer is in power-down mode; the
0
device is in External ADC Reference mode and the REF pin is an input.
When set to '1' the internal reference buffer is active; the device is in
Internal ADC Reference mode and the REF pin is an output.
12
dac0_on
When cleared to '0' DAC0 is in power-down mode. DACout_0 is in
0
high-impedance state.
When set to '1' DAC0 is in active mode.
11
dac1_on
When cleared to '0' DAC1 is in power-down mode. DACout_1 is in
0
high-impedance state.
When set to '1' DAC1 is in active mode.
10
dac2_on
When cleared to '0' DAC2 is in power-down mode. DACout_2 is in
0
high-impedance state.
When set to '1' DAC2 is in active mode.
9
dac3_on
When cleared to '0' DAC3 is in power-down mode. DACout_3 is in
0
high-impedance state.
When set to '1' DAC3 is in active mode.
8:0
Reserved
Reserved for factory use.
All zeros
Copyright
© 2011, Texas Instruments Incorporated
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