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- /****************************************************************************
- * configs/sure-pic32mx/include/board.h
- * include/arch/board/board.h
- *
- * Copyright (C) 2011-2012 Gregory Nutt. All rights reserved.
- * Author: Gregory Nutt <gnutt@nuttx.org>
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- *
- * 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in
- * the documentation and/or other materials provided with the
- * distribution.
- * 3. Neither the name NuttX nor the names of its contributors may be
- * used to endorse or promote products derived from this software
- * without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
- * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
- * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
- * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
- * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
- * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
- * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
- * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
- * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
- * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
- * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
- * POSSIBILITY OF SUCH DAMAGE.
- *
- ****************************************************************************/
- #ifndef __CONFIGS_SURE_PIC32MX_INCLUDE_BOARD_H
- #define __CONFIGS_SURE_PIC32MX_INCLUDE_BOARD_H
- /****************************************************************************
- * Included Files
- ****************************************************************************/
- #include <nuttx/config.h>
- /****************************************************************************
- * Pre-processor Definitions
- ****************************************************************************/
- /* Configuration ************************************************************/
- /* Clocking *****************************************************************/
- /* Crystal frequencies */
- #define BOARD_POSC_FREQ 20000000 /* Primary OSC XTAL frequency (20MHz) */
- #define BOARD_SOSC_FREQ 32768 /* Secondary OSC XTAL frequency (32.768KHz) */
- /* Oscillator modes */
- #define BOARD_FNOSC_POSCPLL 1 /* Use primary oscillator w/PLL */
- #define BOARD_POSC_HSMODE 1 /* High-speed crystal (HS) mode */
- /* PLL configuration and resulting CPU clock.
- * CPU_CLOCK = ((POSC_FREQ / IDIV) * MULT) / ODIV
- */
- #define BOARD_PLL_INPUT BOARD_POSC_FREQ
- #define BOARD_PLL_IDIV 5 /* PLL input divider */
- #define BOARD_PLL_MULT 15 /* PLL multiplier */
- #define BOARD_PLL_ODIV 1 /* PLL output divider */
- #define BOARD_CPU_CLOCK 60000000 /* CPU clock (60MHz = (20MHz / 5) * 15 / 1) */
- /* USB PLL configuration.
- * USB_CLOCK = ((POSC_XTAL / IDIV) * 24) / 2
- */
- #define BOARD_UPLL_IDIV 5 /* USB PLL divider */
- #define BOARD_USB_CLOCK 48000000 /* USB clock ((20MHz / 5) * 24) / 2 */
- /* Peripheral clock is *not* divided down from CPU clock.
- * PBCLOCK = CPU_CLOCK / PBDIV
- */
- #define BOARD_PBDIV 1 /* Peripheral clock divisor (PBDIV) */
- #define BOARD_PBCLOCK 60000000 /* Peripheral clock (PBCLK = 60MHz/1) */
- /* Watchdog pre-scaler (re-visit) */
- #define BOARD_WD_ENABLE 0 /* Watchdog is disabled */
- #define BOARD_WD_PRESCALER 8 /* Watchdog pre-scaler */
- /* Timer 1 is a type A timer and is used as system clock. It can be clocked
- * with either the SOSC or the PBCLOCK. We will use the PBCLOCK because it
- * is much more accurate.
- */
- #undef BOARD_TIMER1_SOSC
- /* LED definitions **********************************************************/
- /* The Sure DB_DP11215 PIC32 Storage Demo Board board has five LEDs. One
- * (D4, lablel "Power") is not controllable by software. Four are
- * controllable by software:
- *
- * D7 "USB" Yellow RD7 Low illuminates
- * D8 "SD" Yellow RD6 Low illuminates
- * D9 "Flash" Yellow RF0 Low illuminates
- * D10 "Error" Red RF1 Low illuminates
- */
- /* ON OFF */
- /* USB SD FLASH ERROR USB SD FLASH ERROR */
- #define LED_STARTED 0 /* OFF OFF OFF OFF --- --- --- --- */
- #define LED_HEAPALLOCATE 1 /* ON OFF N/C N/C --- --- --- --- */
- #define LED_IRQSENABLED 2 /* OFF ON N/C N/C --- --- --- --- */
- #define LED_STACKCREATED 3 /* ON ON N/C N/C --- --- --- --- */
- #define LED_INIRQ 4 /* N/C N/C ON N/C N/C N/C OFF N/C */
- #define LED_SIGNAL 4 /* N/C N/C ON N/C N/C N/C OFF N/C */
- #define LED_ASSERTION 4 /* N/C N/C ON N/C N/C N/C OFF N/C */
- #define LED_PANIC 5 /* N/C N/C N/C ON N/C N/C N/C OFF */
- #define LED_NVALUES 6
- /* The Sure DB-DP11212 PIC32 General Purpose Demo Board does not have any user
- * controllable LEDs, but does does have a segment LED display. That display is
- * however, obscured by the larger segment display attached to the board and, so,
- * is not supported.
- */
- /* For distinguishing individual LEDs */
- #define LED_USB 0
- #define LED_SD 1
- #define LED_FLASH 2
- #define LED_ERROR 3
- /* Button Definitions *******************************************************/
- /* The Sure PIC32MX board has three buttons.
- *
- * SW1 (SW_UP, left arrow) RB3 Pulled high, Grounded/low when depressed
- * SW2 (SW_DOWN, down/right arrow) RB2 Pulled high, Grounded/low when depressed
- * SW3 (SW_OK, right arrow) RB4 Pulled high, Grounded/low when depressed
- */
- #define BUTTON_SW1 0
- #define BUTTON_SW2 1
- #define BUTTON_SW3 2
- #define NUM_BUTTONS 3
- #define BUTTON_SW1_BIT (1 << BUTTON_SW1)
- #define BUTTON_SW2_BIT (1 << BUTTON_SW2)
- #define BUTTON_SW3_BIT (1 << BUTTON_SW3)
- /****************************************************************************
- * Public Types
- ****************************************************************************/
- #ifndef __ASSEMBLY__
- /****************************************************************************
- * Inline Functions
- ****************************************************************************/
- /****************************************************************************
- * Public Function Prototypes
- ****************************************************************************/
- #ifdef __cplusplus
- #define EXTERN extern "C"
- extern "C" {
- #else
- #define EXTERN extern
- #endif
- #undef EXTERN
- #ifdef __cplusplus
- }
- #endif
- #endif /* __ASSEMBLY__ */
- #endif /* __CONFIGS_SURE_PIC32MX_INCLUDE_BOARD_H */
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