1    /*
     2     * Copyright (c) 2016, Texas Instruments Incorporated
     3     * All rights reserved.
     4     *
     5     * Redistribution and use in source and binary forms, with or without
     6     * modification, are permitted provided that the following conditions
     7     * are met:
     8     *
     9     * *  Redistributions of source code must retain the above copyright
    10     *    notice, this list of conditions and the following disclaimer.
    11     *
    12     * *  Redistributions in binary form must reproduce the above copyright
    13     *    notice, this list of conditions and the following disclaimer in the
    14     *    documentation and/or other materials provided with the distribution.
    15     *
    16     * *  Neither the name of Texas Instruments Incorporated nor the names of
    17     *    its contributors may be used to endorse or promote products derived
    18     *    from this software without specific prior written permission.
    19     *
    20     * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
    21     * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
    22     * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
    23     * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
    24     * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
    25     * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
    26     * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
    27     * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
    28     * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
    29     * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
    30     * EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
    31     */
    32    
    33    import ti.catalog.msp430.peripherals.comparator.IComparator as Comparator;
    34    
    35    /*!
    36     *  ======== GPIO for MSP430G2210 ========
    37     *  MSP430 General Purpose Input Output Ports
    38     */
    39    metaonly module GPIO_MSP430G2210 inherits IGPIO {
    40        /*!
    41         *  ======== create ========
    42         *  Create an instance of this peripheral.
    43         */
    44        create(Comparator.Instance comparator);
    45    
    46    instance:
    47        /*! @_nodoc */
    48        config Comparator.Instance comparator;
    49    
    50       /*! Define an array to describe all device pins. The 1st dimension
    51        *  denotes the port, the second the pin on that port. On an
    52        *  MSP430G2210 device, there are 8 + 1 = 8 pins total.
    53        */
    54    
    55        /* TODO: This here should really be a module-wide feature, rather than an instance feature,
    56         * however due to limitations in XDCtools 3.21.0.0 the data is located here */
    57        /* TODO: For this device the config variable definition has been moved into the
    58         * corresponding XS file due to its size. This needs a more consistent solution. */
    59        config DevicePin_t devicePins[1][8];
    60    
    61        /*! Implementation of Device Pin Functional Configuration */
    62        override config DevicePinFunctionSetting_t devicePinSetting[1][8];
    63    
    64        /*! Determine if each Register needs to be forced set or not */
    65        readonly config ForceSetDefaultRegister_t forceSetDefaultRegister[] =
    66        [
    67            { register : "P1OUT" , regForceSet : true  },
    68            { register : "P1SEL" , regForceSet : false },
    69            { register : "P1DIR" , regForceSet : true  },
    70            { register : "P1REN" , regForceSet : false },
    71            { register : "P1IES" , regForceSet : true },
    72            { register : "P1IFG" , regForceSet : true },
    73            { register : "P1IE"  , regForceSet : false }
    74        ];
    75    
    76        /*
    77         *  GPIO Digital I/O Registers
    78         *
    79         *  One GIPO instance defines the configuration of an entire,
    80         *  8-bit wide digital I/O port.
    81         */
    82    
    83        /*! Port 1 Output Register */
    84        config GpioBits8PxOut_t P1OUT = {
    85            Bit0        : BIT0_OFF,
    86            Bit1        : BIT1_OFF,
    87            Bit2        : BIT2_OFF,
    88            Bit3        : BIT3_OFF,
    89            Bit4        : BIT4_OFF,
    90            Bit5        : BIT5_OFF,
    91            Bit6        : BIT6_OFF,
    92            Bit7        : BIT7_OFF
    93        };
    94    
    95        /*! Port 1 Port Select Register */
    96        config GpioBits8PxSel_t P1SEL = {
    97            Bit0        : BIT0_OFF,
    98            Bit1        : BIT1_OFF,
    99            Bit2        : BIT2_OFF,
   100            Bit3        : BIT3_OFF,
   101            Bit4        : BIT4_OFF,
   102            Bit5        : BIT5_OFF,
   103            Bit6        : BIT6_OFF,
   104            Bit7        : BIT7_OFF
   105        };
   106    
   107        /*! Port 1 Direction Register */
   108        config GpioBits8PxDir_t P1DIR = {
   109            Bit0        : BIT0_OFF,
   110            Bit1        : BIT1_OFF,
   111            Bit2        : BIT2_OFF,
   112            Bit3        : BIT3_OFF,
   113            Bit4        : BIT4_OFF,
   114            Bit5        : BIT5_OFF,
   115            Bit6        : BIT6_OFF,
   116            Bit7        : BIT7_OFF
   117        };
   118    
   119        /*! Port 1 Resistor Enable Register */
   120        config GpioBits8PxRen_t P1REN = {
   121            Bit0        : BIT0_OFF,
   122            Bit1        : BIT1_OFF,
   123            Bit2        : BIT2_OFF,
   124            Bit3        : BIT3_OFF,
   125            Bit4        : BIT4_OFF,
   126            Bit5        : BIT5_OFF,
   127            Bit6        : BIT6_OFF,
   128            Bit7        : BIT7_OFF
   129        };
   130    }