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Memory Map and Registers
V
V
Dedicated power supply pins, V
and to improve accuracy. The power to these pins should come from a low noise filtered
source. Uncoupling capacitors should be connected between V
V
is shared between both analog and digital circuitry.
SS
34.4
Memory Map and Registers
Absolute
address
(hex)
4005_C000 ADC Control Register 1 (ADC_CTRL1)
4005_C002 ADC Control Register 2 (ADC_CTRL2)
4005_C004 ADC Zero Crossing Control 1 Register (ADC_ZXCTRL1)
4005_C006 ADC Zero Crossing Control 2 Register (ADC_ZXCTRL2)
4005_C008 ADC Channel List Register 1 (ADC_CLIST1)
4005_C00A ADC Channel List Register 2 (ADC_CLIST2)
4005_C00C ADC Channel List Register 3 (ADC_CLIST3)
4005_C00E ADC Channel List Register 4 (ADC_CLIST4)
4005_C010 ADC Sample Disable Register (ADC_SDIS)
4005_C012 ADC Status Register (ADC_STAT)
4005_C014 ADC Ready Register (ADC_RDY)
4005_C016 ADC Low Limit Status Register (ADC_LOLIMSTAT)
4005_C018 ADC High Limit Status Register (ADC_HILIMSTAT)
666
1.0 mH Inductor
REFH
REFL
Figure 34-3. ADC Voltage Reference Circuit
and V
REFH
ADC memory map
Register name
Table continues on the next page...
KV4x Reference Manual, Rev. 2, 02/2015
Preliminary
External Reference Voltage
0.1uF
To ADC
To ADC
, are provided to reduce noise coupling
REFL
REFH
Width
Access
(in bits)
16
R/W
16
R/W
16
R/W
16
R/W
16
R/W
16
R/W
16
R/W
16
R/W
16
R/W
16
16
16
16
and V
.
REFL
Section/
Reset value
page
5005h
34.4.1/670
5044h
34.4.2/674
0000h
34.4.3/676
0000h
34.4.4/677
3210h
34.4.5/679
7654h
34.4.6/680
BA98h
34.4.7/682
FEDCh
34.4.8/684
F0F0h
34.4.9/686
34.4.10/
R
0000h
687
34.4.11/
R
0000h
689
34.4.12/
w1c
0000h
689
34.4.13/
w1c
0000h
690
Freescale Semiconductor, Inc.
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