200 lines
7.2 KiB
C
200 lines
7.2 KiB
C
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//#############################################################################
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//
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// FILE: device.h
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//
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// TITLE: Device setup for examples.
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//
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//#############################################################################
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// $TI Release: F2837xD Support Library v3.05.00.00 $
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// $Release Date: Tue Jun 26 03:15:23 CDT 2018 $
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// $Copyright:
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// Copyright (C) 2013-2018 Texas Instruments Incorporated - http://www.ti.com/
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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
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// are met:
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//
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// Redistributions of source code must retain the above copyright
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// notice, this list of conditions and the following disclaimer.
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//
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// 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
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// distribution.
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//
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// Neither the name of Texas Instruments Incorporated nor the names of
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// its contributors may be used to endorse or promote products derived
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// from this software without specific prior written permission.
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//
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// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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// $
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//#############################################################################
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//
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// Included Files
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//
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#include "driverlib.h"
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#if (!defined(CPU1) && !defined(CPU2))
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#error "You must define CPU1 or CPU2 in your project properties. Otherwise, \
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the offsets in your header files will be inaccurate."
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#endif
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#if (defined(CPU1) && defined(CPU2))
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#error "You have defined both CPU1 and CPU2 in your project properties. Only \
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a single CPU should be defined."
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#endif
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//*****************************************************************************
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//
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// Defines for pin numbers and other GPIO configuration
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//
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//*****************************************************************************
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//
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// LEDs
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//
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#define DEVICE_GPIO_PIN_LED1 31U // GPIO number for LD2
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#define DEVICE_GPIO_PIN_LED2 34U // GPIO number for LD3
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#define DEVICE_GPIO_CFG_LED1 GPIO_31_GPIO31 // "pinConfig" for LD2
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#define DEVICE_GPIO_CFG_LED2 GPIO_34_GPIO34 // "pinConfig" for LD3
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//
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// SCI for USB-to-UART adapter on FTDI chip
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//
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#define DEVICE_GPIO_PIN_SCIRXDA 28U // GPIO number for SCI RX
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#define DEVICE_GPIO_PIN_SCITXDA 29U // GPIO number for SCI TX
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#define DEVICE_GPIO_CFG_SCIRXDA GPIO_28_SCIRXDA // "pinConfig" for SCI RX
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#define DEVICE_GPIO_CFG_SCITXDA GPIO_29_SCITXDA // "pinConfig" for SCI TX
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//
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// CANA
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//
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#define DEVICE_GPIO_PIN_CANTXA 31U // GPIO number for CANTXA
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#define DEVICE_GPIO_PIN_CANRXA 30U // GPIO number for CANRXA
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//
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// CAN External Loopback
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//
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#define DEVICE_GPIO_CFG_CANRXA GPIO_30_CANRXA // "pinConfig" for CANA RX
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#define DEVICE_GPIO_CFG_CANTXA GPIO_31_CANTXA // "pinConfig" for CANA TX
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#define DEVICE_GPIO_CFG_CANRXB GPIO_10_CANRXB // "pinConfig" for CANB RX
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#define DEVICE_GPIO_CFG_CANTXB GPIO_8_CANTXB // "pinConfig" for CANB TX
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//*****************************************************************************
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//
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// Defines related to clock configuration
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//
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//*****************************************************************************
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//
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// Launchpad Configuration
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//
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#ifdef _LAUNCHXL_F28379D
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//
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// 10MHz XTAL on LaunchPad. For use with SysCtl_getClock().
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//
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#define DEVICE_OSCSRC_FREQ 10000000U
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//
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// Define to pass to SysCtl_setClock(). Will configure the clock as follows:
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// PLLSYSCLK = 10MHz (XTAL_OSC) * 40 (IMULT) * 1 (FMULT) / 2 (PLLCLK_BY_2)
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//
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#define DEVICE_SETCLOCK_CFG (SYSCTL_OSCSRC_XTAL | SYSCTL_IMULT(40) | \
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SYSCTL_FMULT_NONE | SYSCTL_SYSDIV(2) | \
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SYSCTL_PLL_ENABLE)
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//
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// 200MHz SYSCLK frequency based on the above DEVICE_SETCLOCK_CFG. Update the
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// code below if a different clock configuration is used!
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//
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#define DEVICE_SYSCLK_FREQ ((DEVICE_OSCSRC_FREQ * 40 * 1) / 2)
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//
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// ControlCARD Configuration
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//
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#else
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//
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// 20MHz XTAL on controlCARD. For use with SysCtl_getClock().
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//
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#define DEVICE_OSCSRC_FREQ 20000000U
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//
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// Define to pass to SysCtl_setClock(). Will configure the clock as follows:
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// PLLSYSCLK = 20MHz (XTAL_OSC) * 20 (IMULT) * 1 (FMULT) / 2 (PLLCLK_BY_2)
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//
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#define DEVICE_SETCLOCK_CFG (SYSCTL_OSCSRC_XTAL | SYSCTL_IMULT(20) | \
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SYSCTL_FMULT_NONE | SYSCTL_SYSDIV(2) | \
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SYSCTL_PLL_ENABLE)
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//
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// 200MHz SYSCLK frequency based on the above DEVICE_SETCLOCK_CFG. Update the
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// code below if a different clock configuration is used!
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//
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#define DEVICE_SYSCLK_FREQ ((DEVICE_OSCSRC_FREQ * 20 * 1) / 2)
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#endif
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//
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// 50MHz LSPCLK frequency based on the above DEVICE_SYSCLK_FREQ and a default
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// low speed peripheral clock divider of 4. Update the code below if a
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// different LSPCLK divider is used!
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//
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#define DEVICE_LSPCLK_FREQ (DEVICE_SYSCLK_FREQ / 4)
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//*****************************************************************************
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//
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// Macro to call SysCtl_delay() to achieve a delay in microseconds. The macro
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// will convert the desired delay in microseconds to the count value expected
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// by the function. \b x is the number of microseconds to delay.
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//
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//*****************************************************************************
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#define DEVICE_DELAY_US(x) SysCtl_delay(((((long double)(x)) / (1000000.0L / \
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(long double)DEVICE_SYSCLK_FREQ)) - 9.0L) / 5.0L)
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//*****************************************************************************
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//
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// Defines, Globals, and Header Includes related to Flash Support
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//
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//*****************************************************************************
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#ifdef _FLASH
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#include <stddef.h>
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extern uint16_t RamfuncsLoadStart;
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extern uint16_t RamfuncsLoadEnd;
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extern uint16_t RamfuncsLoadSize;
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extern uint16_t RamfuncsRunStart;
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extern uint16_t RamfuncsRunEnd;
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extern uint16_t RamfuncsRunSize;
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#define DEVICE_FLASH_WAITSTATES 3
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#endif
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//*****************************************************************************
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//
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// Function Prototypes
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//
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//*****************************************************************************
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extern void Device_init(void);
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extern void Device_enableAllPeripherals(void);
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extern void Device_initGPIO(void);
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extern void Device_enableUnbondedGPIOPullupsFor176Pin(void);
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extern void Device_enableUnbondedGPIOPullupsFor100Pin(void);
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extern void Device_enableUnbondedGPIOPullups(void);
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extern void __error__(char *filename, uint32_t line);
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//
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// End of file
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//
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