279 lines
15 KiB
C
279 lines
15 KiB
C
//*****************************************************************************
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//
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// hw_comp.h - Macros used when accessing the comparator hardware.
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//
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// Copyright (c) 2005-2008 Luminary Micro, Inc. All rights reserved.
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//
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// Software License Agreement
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//
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// Luminary Micro, Inc. (LMI) is supplying this software for use solely and
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// exclusively on LMI's microcontroller products.
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//
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// The software is owned by LMI and/or its suppliers, and is protected under
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// applicable copyright laws. All rights are reserved. You may not combine
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// this software with "viral" open-source software in order to form a larger
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// program. Any use in violation of the foregoing restrictions may subject
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// the user to criminal sanctions under applicable laws, as well as to civil
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// liability for the breach of the terms and conditions of this license.
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//
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// THIS SOFTWARE IS PROVIDED "AS IS". NO WARRANTIES, WHETHER EXPRESS, IMPLIED
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// OR STATUTORY, INCLUDING, BUT NOT LIMITED TO, IMPLIED WARRANTIES OF
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// MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE APPLY TO THIS SOFTWARE.
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// LMI SHALL NOT, IN ANY CIRCUMSTANCES, BE LIABLE FOR SPECIAL, INCIDENTAL, OR
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// CONSEQUENTIAL DAMAGES, FOR ANY REASON WHATSOEVER.
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//
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// This is part of revision 2523 of the Stellaris Peripheral Driver Library.
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//
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//*****************************************************************************
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#ifndef __HW_COMP_H__
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#define __HW_COMP_H__
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//*****************************************************************************
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//
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// The following are defines for the comparator register offsets.
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//
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//*****************************************************************************
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#define COMP_O_ACMIS 0x00000000 // Analog Comparator Masked
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// Interrupt Status
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#define COMP_O_ACRIS 0x00000004 // Analog Comparator Raw Interrupt
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// Status
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#define COMP_O_ACINTEN 0x00000008 // Analog Comparator Interrupt
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// Enable
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#define COMP_O_ACREFCTL 0x00000010 // Analog Comparator Reference
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// Voltage Control
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#define COMP_O_ACSTAT0 0x00000020 // Comp0 status register
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#define COMP_O_ACCTL0 0x00000024 // Comp0 control register
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#define COMP_O_ACSTAT1 0x00000040 // Comp1 status register
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#define COMP_O_ACCTL1 0x00000044 // Comp1 control register
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#define COMP_O_ACSTAT2 0x00000060 // Comp2 status register
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#define COMP_O_ACCTL2 0x00000064 // Comp2 control register
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//*****************************************************************************
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//
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// The following are defines for the bit fields in the COMP_O_ACMIS register.
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//
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//*****************************************************************************
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#define COMP_ACMIS_IN2 0x00000004 // Comparator 2 Masked Interrupt
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// Status.
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#define COMP_ACMIS_IN1 0x00000002 // Comparator 1 Masked Interrupt
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// Status.
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#define COMP_ACMIS_IN0 0x00000001 // Comparator 0 Masked Interrupt
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// Status.
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//*****************************************************************************
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//
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// The following are defines for the bit fields in the COMP_O_ACRIS register.
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//
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//*****************************************************************************
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#define COMP_ACRIS_IN2 0x00000004 // Comparator 2 Interrupt Status.
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#define COMP_ACRIS_IN1 0x00000002 // Comparator 1 Interrupt Status.
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#define COMP_ACRIS_IN0 0x00000001 // Comparator 0 Interrupt Status.
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//*****************************************************************************
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//
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// The following are defines for the bit fields in the COMP_O_ACINTEN register.
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//
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//*****************************************************************************
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#define COMP_ACINTEN_IN2 0x00000004 // Comparator 2 Interrupt Enable.
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#define COMP_ACINTEN_IN1 0x00000002 // Comparator 1 Interrupt Enable.
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#define COMP_ACINTEN_IN0 0x00000001 // Comparator 0 Interrupt Enable.
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//*****************************************************************************
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//
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// The following are defines for the bit fields in the COMP_O_ACREFCTL
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// register.
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//
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//*****************************************************************************
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#define COMP_ACREFCTL_EN 0x00000200 // Resistor Ladder Enable.
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#define COMP_ACREFCTL_RNG 0x00000100 // Resistor Ladder Range.
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#define COMP_ACREFCTL_VREF_M 0x0000000F // Resistor Ladder Voltage Ref.
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#define COMP_ACREFCTL_VREF_S 0
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//*****************************************************************************
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//
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// The following are defines for the bit fields in the COMP_O_ACSTAT0 register.
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//
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//*****************************************************************************
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#define COMP_ACSTAT0_OVAL 0x00000002 // Comparator Output Value.
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//*****************************************************************************
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//
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// The following are defines for the bit fields in the COMP_O_ACCTL0 register.
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//
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//*****************************************************************************
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#define COMP_ACCTL0_TOEN 0x00000800 // Trigger Output Enable.
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#define COMP_ACCTL0_ASRCP_M 0x00000600 // Analog Source Positive.
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#define COMP_ACCTL0_ASRCP_PIN 0x00000000 // Pin value
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#define COMP_ACCTL0_ASRCP_PIN0 0x00000200 // Pin value of C0+
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#define COMP_ACCTL0_ASRCP_REF 0x00000400 // Internal voltage reference
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#define COMP_ACCTL0_TSLVAL 0x00000080 // Trigger Sense Level Value.
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#define COMP_ACCTL0_TSEN_M 0x00000060 // Trigger Sense.
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#define COMP_ACCTL0_TSEN_LEVEL 0x00000000 // Level sense, see TSLVAL
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#define COMP_ACCTL0_TSEN_FALL 0x00000020 // Falling edge
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#define COMP_ACCTL0_TSEN_RISE 0x00000040 // Rising edge
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#define COMP_ACCTL0_TSEN_BOTH 0x00000060 // Either edge
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#define COMP_ACCTL0_ISLVAL 0x00000010 // Interrupt Sense Level Value.
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#define COMP_ACCTL0_ISEN_M 0x0000000C // Interrupt Sense.
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#define COMP_ACCTL0_ISEN_LEVEL 0x00000000 // Level sense, see ISLVAL
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#define COMP_ACCTL0_ISEN_FALL 0x00000004 // Falling edge
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#define COMP_ACCTL0_ISEN_RISE 0x00000008 // Rising edge
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#define COMP_ACCTL0_ISEN_BOTH 0x0000000C // Either edge
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#define COMP_ACCTL0_CINV 0x00000002 // Comparator Output Invert.
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//*****************************************************************************
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//
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// The following are defines for the bit fields in the COMP_O_ACSTAT1 register.
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//
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//*****************************************************************************
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#define COMP_ACSTAT1_OVAL 0x00000002 // Comparator Output Value.
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//*****************************************************************************
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//
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// The following are defines for the bit fields in the COMP_O_ACCTL1 register.
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//
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//*****************************************************************************
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#define COMP_ACCTL1_TOEN 0x00000800 // Trigger Output Enable.
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#define COMP_ACCTL1_ASRCP_M 0x00000600 // Analog Source Positive.
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#define COMP_ACCTL1_ASRCP_PIN 0x00000000 // Pin value
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#define COMP_ACCTL1_ASRCP_PIN0 0x00000200 // Pin value of C0+
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#define COMP_ACCTL1_ASRCP_REF 0x00000400 // Internal voltage reference
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#define COMP_ACCTL1_TSLVAL 0x00000080 // Trigger Sense Level Value.
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#define COMP_ACCTL1_TSEN_M 0x00000060 // Trigger Sense.
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#define COMP_ACCTL1_TSEN_LEVEL 0x00000000 // Level sense, see TSLVAL
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#define COMP_ACCTL1_TSEN_FALL 0x00000020 // Falling edge
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#define COMP_ACCTL1_TSEN_RISE 0x00000040 // Rising edge
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#define COMP_ACCTL1_TSEN_BOTH 0x00000060 // Either edge
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#define COMP_ACCTL1_ISLVAL 0x00000010 // Interrupt Sense Level Value.
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#define COMP_ACCTL1_ISEN_M 0x0000000C // Interrupt Sense.
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#define COMP_ACCTL1_ISEN_LEVEL 0x00000000 // Level sense, see ISLVAL
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#define COMP_ACCTL1_ISEN_FALL 0x00000004 // Falling edge
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#define COMP_ACCTL1_ISEN_RISE 0x00000008 // Rising edge
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#define COMP_ACCTL1_ISEN_BOTH 0x0000000C // Either edge
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#define COMP_ACCTL1_CINV 0x00000002 // Comparator Output Invert.
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//*****************************************************************************
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//
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// The following are defines for the bit fields in the COMP_O_ACSTAT2 register.
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//
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//*****************************************************************************
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#define COMP_ACSTAT2_OVAL 0x00000002 // Comparator Output Value.
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//*****************************************************************************
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//
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// The following are defines for the bit fields in the COMP_O_ACCTL2 register.
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//
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//*****************************************************************************
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#define COMP_ACCTL2_TOEN 0x00000800 // Trigger Output Enable.
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#define COMP_ACCTL2_ASRCP_M 0x00000600 // Analog Source Positive.
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#define COMP_ACCTL2_ASRCP_PIN 0x00000000 // Pin value
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#define COMP_ACCTL2_ASRCP_PIN0 0x00000200 // Pin value of C0+
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#define COMP_ACCTL2_ASRCP_REF 0x00000400 // Internal voltage reference
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#define COMP_ACCTL2_TSLVAL 0x00000080 // Trigger Sense Level Value.
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#define COMP_ACCTL2_TSEN_M 0x00000060 // Trigger Sense.
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#define COMP_ACCTL2_TSEN_LEVEL 0x00000000 // Level sense, see TSLVAL
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#define COMP_ACCTL2_TSEN_FALL 0x00000020 // Falling edge
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#define COMP_ACCTL2_TSEN_RISE 0x00000040 // Rising edge
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#define COMP_ACCTL2_TSEN_BOTH 0x00000060 // Either edge
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#define COMP_ACCTL2_ISLVAL 0x00000010 // Interrupt Sense Level Value.
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#define COMP_ACCTL2_ISEN_M 0x0000000C // Interrupt Sense.
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#define COMP_ACCTL2_ISEN_LEVEL 0x00000000 // Level sense, see ISLVAL
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#define COMP_ACCTL2_ISEN_FALL 0x00000004 // Falling edge
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#define COMP_ACCTL2_ISEN_RISE 0x00000008 // Rising edge
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#define COMP_ACCTL2_ISEN_BOTH 0x0000000C // Either edge
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#define COMP_ACCTL2_CINV 0x00000002 // Comparator Output Invert.
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//*****************************************************************************
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//
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// The following definitions are deprecated.
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//
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//*****************************************************************************
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#ifndef DEPRECATED
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//*****************************************************************************
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//
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// The following are deprecated defines for the comparator register offsets.
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//
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//*****************************************************************************
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#define COMP_O_MIS 0x00000000 // Interrupt status register
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#define COMP_O_RIS 0x00000004 // Raw interrupt status register
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#define COMP_O_INTEN 0x00000008 // Interrupt enable register
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#define COMP_O_REFCTL 0x00000010 // Reference voltage control reg.
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//*****************************************************************************
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//
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// The following are deprecated defines for the bit fields in the COMP_MIS,
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// COMP_RIS, and COMP_INTEN registers.
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//
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//*****************************************************************************
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#define COMP_INT_2 0x00000004 // Comp2 interrupt
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#define COMP_INT_1 0x00000002 // Comp1 interrupt
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#define COMP_INT_0 0x00000001 // Comp0 interrupt
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//*****************************************************************************
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//
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// The following are deprecated defines for the bit fields in the COMP_REFCTL
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// register.
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//
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//*****************************************************************************
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#define COMP_REFCTL_EN 0x00000200 // Reference voltage enable
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#define COMP_REFCTL_RNG 0x00000100 // Reference voltage range
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#define COMP_REFCTL_VREF_MASK 0x0000000F // Reference voltage select mask
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#define COMP_REFCTL_VREF_SHIFT 0
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//*****************************************************************************
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//
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// The following are deprecated defines for the bit fields in the COMP_ACSTAT0,
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// COMP_ACSTAT1, and COMP_ACSTAT2 registers.
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//
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//*****************************************************************************
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#define COMP_ACSTAT_OVAL 0x00000002 // Comparator output value
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//*****************************************************************************
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//
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// The following are deprecated defines for the bit fields in the COMP_ACCTL0,
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// COMP_ACCTL1, and COMP_ACCTL2 registers.
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//
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//*****************************************************************************
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#define COMP_ACCTL_TMASK 0x00000800 // Trigger enable
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#define COMP_ACCTL_ASRCP_MASK 0x00000600 // Vin+ source select mask
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#define COMP_ACCTL_ASRCP_PIN 0x00000000 // Dedicated Comp+ pin
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#define COMP_ACCTL_ASRCP_PIN0 0x00000200 // Comp0+ pin
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#define COMP_ACCTL_ASRCP_REF 0x00000400 // Internal voltage reference
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#define COMP_ACCTL_ASRCP_RES 0x00000600 // Reserved
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#define COMP_ACCTL_OEN 0x00000100 // Comparator output enable
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#define COMP_ACCTL_TSVAL 0x00000080 // Trigger polarity select
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#define COMP_ACCTL_TSEN_MASK 0x00000060 // Trigger sense mask
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#define COMP_ACCTL_TSEN_LEVEL 0x00000000 // Trigger is level sense
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#define COMP_ACCTL_TSEN_FALL 0x00000020 // Trigger is falling edge
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#define COMP_ACCTL_TSEN_RISE 0x00000040 // Trigger is rising edge
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#define COMP_ACCTL_TSEN_BOTH 0x00000060 // Trigger is both edges
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#define COMP_ACCTL_ISLVAL 0x00000010 // Interrupt polarity select
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#define COMP_ACCTL_ISEN_MASK 0x0000000C // Interrupt sense mask
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#define COMP_ACCTL_ISEN_LEVEL 0x00000000 // Interrupt is level sense
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#define COMP_ACCTL_ISEN_FALL 0x00000004 // Interrupt is falling edge
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#define COMP_ACCTL_ISEN_RISE 0x00000008 // Interrupt is rising edge
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#define COMP_ACCTL_ISEN_BOTH 0x0000000C // Interrupt is both edges
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#define COMP_ACCTL_CINV 0x00000002 // Comparator output invert
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//*****************************************************************************
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//
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// The following are deprecated defines for the reset values for the comparator
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// registers.
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//
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//*****************************************************************************
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#define COMP_RV_ACCTL1 0x00000000 // Comp1 control register
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#define COMP_RV_ACSTAT2 0x00000000 // Comp2 status register
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#define COMP_RV_ACSTAT0 0x00000000 // Comp0 status register
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#define COMP_RV_RIS 0x00000000 // Raw interrupt status register
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#define COMP_RV_INTEN 0x00000000 // Interrupt enable register
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#define COMP_RV_ACCTL2 0x00000000 // Comp2 control register
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#define COMP_RV_MIS 0x00000000 // Interrupt status register
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#define COMP_RV_ACCTL0 0x00000000 // Comp0 control register
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#define COMP_RV_ACSTAT1 0x00000000 // Comp1 status register
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#define COMP_RV_REFCTL 0x00000000 // Reference voltage control reg.
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#endif
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#endif // __HW_COMP_H__
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