100 lines
3.9 KiB
C
100 lines
3.9 KiB
C
/*
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* Contiki PIC32 Port project
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*
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* Copyright (c) 2012,
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* Scuola Superiore Sant'Anna (http://www.sssup.it) and
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* Consorzio Nazionale Interuniversitario per le Telecomunicazioni
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* (http://www.cnit.it).
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*
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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
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* are met:
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* 1. 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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* 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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* 3. Neither the name of the Institute nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
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* 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 INSTITUTE OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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*/
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/**
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* \defgroup pic32 PIC32 Contiki Port
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*
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* @{
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*/
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/**
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* \file pic32.h
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* \brief PIC32MX initialization routines
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* \author Giovanni Pellerano <giovanni.pellerano@evilaliv3.org>
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* \date 2012-03-23
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*/
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#ifndef __INCLUDE_PIC32_PIC32_H__
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#define __INCLUDE_PIC32_PIC32_H__
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/*
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* PIC32MX795F512L - Specific Functions
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*
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* All the functions in this part of the file are specific for the
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* pic32mx795f512l that is characterized by registers' name that differ from
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* the 3xx and 4xx families of the pic32mx.
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*/
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/* Initial Configuration
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*
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* Main Clock -> SYSCLK = (Crystal_Freq / FPLLIDIV) * FPLLMUL / FPLLODIV
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* Peripheral Clock -> PBCLK = SYSCLK / FPBDIV
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*
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* SYSCLK = 80MHz, PBCLK = 40MHz
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*/
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#include <p32xxxx.h>
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#pragma config FNOSC = PRIPLL // Oscillator Selection
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#pragma config FPLLIDIV = DIV_2 // PLL Input Divider (PIC32 Starter Kit: use divide by 2 only)
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#pragma config FPLLMUL = MUL_20 // PLL Multiplier
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#pragma config FPLLODIV = DIV_1 // PLL Output Divider
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#pragma config FPBDIV = DIV_1 // Peripheral Clock divisor
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#pragma config FWDTEN = OFF // Watchdog Timer
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#pragma config WDTPS = PS32768 // Watchdog Timer Postscale
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#pragma config FCKSM = CSDCMD // Clock Switching & Fail Safe Clock Monitor
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#pragma config OSCIOFNC = OFF // CLKO Enable
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#pragma config POSCMOD = HS // Primary Oscillator
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#pragma config IESO = OFF // Internal/External Switch-over
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#pragma config FSOSCEN = OFF // Secondary Oscillator Enable
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#pragma config CP = OFF // Code Protect
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#pragma config BWP = OFF // Boot Flash Write Protect
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#pragma config PWP = OFF // Program Flash Write Protect
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#pragma config ICESEL = ICS_PGx2 // ICE/ICD Comm Channel Select
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#pragma config DEBUG = OFF // Debugger Disabled for Starter Kit
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#pragma config FSRSSEL = PRIORITY_7
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/* external PHY in RMII/default configuration */
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#pragma config FMIIEN = OFF
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#pragma config FETHIO = ON
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void pic32_init(void);
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#endif /* __INCLUDE_PIC32_PIC32_H__ */
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/** @} */
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