201 lines
9.7 KiB
C
201 lines
9.7 KiB
C
//*****************************************************************************
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//
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// am_reg_vcomp.h
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//! @file
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//!
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//! @brief Register macros for the VCOMP module
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//
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//*****************************************************************************
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//*****************************************************************************
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//
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// Copyright (c) 2017, Ambiq Micro
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// All rights reserved.
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//
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// Redistribution and use in source and binary forms, with or without
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// modification, are permitted provided that the following conditions are met:
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//
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// 1. Redistributions of source code must retain the above copyright notice,
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// this list of conditions and the following disclaimer.
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//
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// 2. Redistributions in binary form must reproduce the above copyright
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// notice, this list of conditions and the following disclaimer in the
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// documentation and/or other materials provided with the distribution.
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//
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// 3. Neither the name of the copyright holder nor the names of its
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// contributors may be used to endorse or promote products derived from this
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// software without specific prior written permission.
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//
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// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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// AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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// ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
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// LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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// CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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// SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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// INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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// CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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// ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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// POSSIBILITY OF SUCH DAMAGE.
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//
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// This is part of revision 1.2.9 of the AmbiqSuite Development Package.
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//
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//*****************************************************************************
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#ifndef AM_REG_VCOMP_H
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#define AM_REG_VCOMP_H
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//*****************************************************************************
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//
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// Instance finder. (1 instance(s) available)
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//
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//*****************************************************************************
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#define AM_REG_VCOMP_NUM_MODULES 1
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#define AM_REG_VCOMPn(n) \
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(REG_VCOMP_BASEADDR + 0x00000000 * n)
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//*****************************************************************************
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//
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// Register offsets.
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//
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//*****************************************************************************
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#define AM_REG_VCOMP_CFG_O 0x00000000
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#define AM_REG_VCOMP_STAT_O 0x00000004
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#define AM_REG_VCOMP_PWDKEY_O 0x00000008
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#define AM_REG_VCOMP_INTEN_O 0x00000200
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#define AM_REG_VCOMP_INTSTAT_O 0x00000204
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#define AM_REG_VCOMP_INTCLR_O 0x00000208
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#define AM_REG_VCOMP_INTSET_O 0x0000020C
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//*****************************************************************************
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//
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// Key values.
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//
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//*****************************************************************************
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#define AM_REG_VCOMP_PWDKEY_KEYVAL 0x00000037
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//*****************************************************************************
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//
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// VCOMP_INTEN - Voltage Comparator Interrupt registers: Enable
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//
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//*****************************************************************************
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// This bit is the vcompout high interrupt.
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#define AM_REG_VCOMP_INTEN_OUTHI_S 1
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#define AM_REG_VCOMP_INTEN_OUTHI_M 0x00000002
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#define AM_REG_VCOMP_INTEN_OUTHI(n) (((uint32_t)(n) << 1) & 0x00000002)
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// This bit is the vcompout low interrupt.
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#define AM_REG_VCOMP_INTEN_OUTLOW_S 0
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#define AM_REG_VCOMP_INTEN_OUTLOW_M 0x00000001
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#define AM_REG_VCOMP_INTEN_OUTLOW(n) (((uint32_t)(n) << 0) & 0x00000001)
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//*****************************************************************************
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//
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// VCOMP_INTSTAT - Voltage Comparator Interrupt registers: Status
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//
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//*****************************************************************************
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// This bit is the vcompout high interrupt.
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#define AM_REG_VCOMP_INTSTAT_OUTHI_S 1
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#define AM_REG_VCOMP_INTSTAT_OUTHI_M 0x00000002
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#define AM_REG_VCOMP_INTSTAT_OUTHI(n) (((uint32_t)(n) << 1) & 0x00000002)
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// This bit is the vcompout low interrupt.
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#define AM_REG_VCOMP_INTSTAT_OUTLOW_S 0
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#define AM_REG_VCOMP_INTSTAT_OUTLOW_M 0x00000001
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#define AM_REG_VCOMP_INTSTAT_OUTLOW(n) (((uint32_t)(n) << 0) & 0x00000001)
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//*****************************************************************************
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//
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// VCOMP_INTCLR - Voltage Comparator Interrupt registers: Clear
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//
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//*****************************************************************************
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// This bit is the vcompout high interrupt.
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#define AM_REG_VCOMP_INTCLR_OUTHI_S 1
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#define AM_REG_VCOMP_INTCLR_OUTHI_M 0x00000002
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#define AM_REG_VCOMP_INTCLR_OUTHI(n) (((uint32_t)(n) << 1) & 0x00000002)
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// This bit is the vcompout low interrupt.
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#define AM_REG_VCOMP_INTCLR_OUTLOW_S 0
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#define AM_REG_VCOMP_INTCLR_OUTLOW_M 0x00000001
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#define AM_REG_VCOMP_INTCLR_OUTLOW(n) (((uint32_t)(n) << 0) & 0x00000001)
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//*****************************************************************************
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//
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// VCOMP_INTSET - Voltage Comparator Interrupt registers: Set
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//
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//*****************************************************************************
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// This bit is the vcompout high interrupt.
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#define AM_REG_VCOMP_INTSET_OUTHI_S 1
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#define AM_REG_VCOMP_INTSET_OUTHI_M 0x00000002
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#define AM_REG_VCOMP_INTSET_OUTHI(n) (((uint32_t)(n) << 1) & 0x00000002)
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// This bit is the vcompout low interrupt.
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#define AM_REG_VCOMP_INTSET_OUTLOW_S 0
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#define AM_REG_VCOMP_INTSET_OUTLOW_M 0x00000001
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#define AM_REG_VCOMP_INTSET_OUTLOW(n) (((uint32_t)(n) << 0) & 0x00000001)
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//*****************************************************************************
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//
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// VCOMP_CFG - Configuration Register
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//
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//*****************************************************************************
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// When the reference input NSEL is set to NSEL_DAC, this bitfield selects the
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// voltage level for the negative input to the comparator.
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#define AM_REG_VCOMP_CFG_LVLSEL_S 16
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#define AM_REG_VCOMP_CFG_LVLSEL_M 0x000F0000
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#define AM_REG_VCOMP_CFG_LVLSEL(n) (((uint32_t)(n) << 16) & 0x000F0000)
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#define AM_REG_VCOMP_CFG_LVLSEL_0P58V 0x00000000
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#define AM_REG_VCOMP_CFG_LVLSEL_0P77V 0x00010000
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#define AM_REG_VCOMP_CFG_LVLSEL_0P97V 0x00020000
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#define AM_REG_VCOMP_CFG_LVLSEL_1P16V 0x00030000
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#define AM_REG_VCOMP_CFG_LVLSEL_1P35V 0x00040000
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#define AM_REG_VCOMP_CFG_LVLSEL_1P55V 0x00050000
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#define AM_REG_VCOMP_CFG_LVLSEL_1P74V 0x00060000
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#define AM_REG_VCOMP_CFG_LVLSEL_1P93V 0x00070000
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#define AM_REG_VCOMP_CFG_LVLSEL_2P13V 0x00080000
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#define AM_REG_VCOMP_CFG_LVLSEL_2P32V 0x00090000
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#define AM_REG_VCOMP_CFG_LVLSEL_2P51V 0x000A0000
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#define AM_REG_VCOMP_CFG_LVLSEL_2P71V 0x000B0000
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#define AM_REG_VCOMP_CFG_LVLSEL_2P90V 0x000C0000
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#define AM_REG_VCOMP_CFG_LVLSEL_3P09V 0x000D0000
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#define AM_REG_VCOMP_CFG_LVLSEL_3P29V 0x000E0000
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#define AM_REG_VCOMP_CFG_LVLSEL_3P48V 0x000F0000
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// This bitfield selects the negative input to the comparator.
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#define AM_REG_VCOMP_CFG_NSEL_S 8
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#define AM_REG_VCOMP_CFG_NSEL_M 0x00000300
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#define AM_REG_VCOMP_CFG_NSEL(n) (((uint32_t)(n) << 8) & 0x00000300)
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#define AM_REG_VCOMP_CFG_NSEL_VREFEXT1 0x00000000
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#define AM_REG_VCOMP_CFG_NSEL_VREFEXT2 0x00000100
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#define AM_REG_VCOMP_CFG_NSEL_VREFEXT3 0x00000200
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#define AM_REG_VCOMP_CFG_NSEL_DAC 0x00000300
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// This bitfield selects the positive input to the comparator.
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#define AM_REG_VCOMP_CFG_PSEL_S 0
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#define AM_REG_VCOMP_CFG_PSEL_M 0x00000003
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#define AM_REG_VCOMP_CFG_PSEL(n) (((uint32_t)(n) << 0) & 0x00000003)
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#define AM_REG_VCOMP_CFG_PSEL_VDDADJ 0x00000000
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#define AM_REG_VCOMP_CFG_PSEL_VTEMP 0x00000001
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#define AM_REG_VCOMP_CFG_PSEL_VEXT1 0x00000002
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#define AM_REG_VCOMP_CFG_PSEL_VEXT2 0x00000003
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//*****************************************************************************
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//
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// VCOMP_STAT - Status Register
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//
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//*****************************************************************************
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// This bit indicates the power down state of the voltage comparator.
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#define AM_REG_VCOMP_STAT_PWDSTAT_S 1
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#define AM_REG_VCOMP_STAT_PWDSTAT_M 0x00000002
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#define AM_REG_VCOMP_STAT_PWDSTAT(n) (((uint32_t)(n) << 1) & 0x00000002)
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#define AM_REG_VCOMP_STAT_PWDSTAT_POWERED_DOWN 0x00000002
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// This bit is 1 if the positive input of the comparator is greater than the
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// negative input.
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#define AM_REG_VCOMP_STAT_CMPOUT_S 0
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#define AM_REG_VCOMP_STAT_CMPOUT_M 0x00000001
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#define AM_REG_VCOMP_STAT_CMPOUT(n) (((uint32_t)(n) << 0) & 0x00000001)
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#define AM_REG_VCOMP_STAT_CMPOUT_VOUT_LOW 0x00000000
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#define AM_REG_VCOMP_STAT_CMPOUT_VOUT_HIGH 0x00000001
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#endif // AM_REG_VCOMP_H
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