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/*------------------------------------------------------------------------------
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-- This file is a part of the libuc, microcontroler library
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-- Copyright (C) 2012, Alexis Jeandet
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--
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-- This program is free software; you can redistribute it and/or modify
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-- it under the terms of the GNU General Public License as published by
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-- the Free Software Foundation; either version 3 of the License, or
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-- (at your option) any later version.
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--
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-- This program is distributed in the hope that it will be useful,
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-- but WITHOUT ANY WARRANTY; without even the implied warranty of
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-- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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-- GNU General Public License for more details.
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--
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-- You should have received a copy of the GNU General Public License
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-- along with this program; if not, write to the Free Software
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-- Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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-------------------------------------------------------------------------------
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-- Author : Alexis Jeandet
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-- Mail : alexis.jeandet@gmail.com
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-------------------------------------------------------------------------------*/
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#ifndef UART_H
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#define UART_H
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#include <stdint.h>
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#include <uhandle.h>
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#include <streamdevices.h>
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#ifdef __cplusplus
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extern "C" {
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#endif
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/*
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typedef volatile struct uart_t
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{
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volatile void* _dev;
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volatile int cfg;
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volatile int speed;
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}uart_t;
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*/
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typedef int uart_t;
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#define uart1 0
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#define uart2 1
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#define uart3 2
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#define uart4 3
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#define uart5 4
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#define uart6 5
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#define uart7 6
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#define uart8 7
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#define uart9 8
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typedef enum
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{
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uartparitynone = 0x1,
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uartparityeven = 0x2,
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uartparityodd = 0x3
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}uartparity_t;
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#define UARTPARITYMASK 0x3
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typedef enum
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{
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uart7bits = 0x4,
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uart8bits = 0x8,
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uart9bits = 0xC
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}uartbits_t;
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#define UARTBITSMASK 0xC
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typedef enum
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{
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uarthalfstop = 0x10,
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uartonestop = 0x20,
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uartonehalfstop = 0x30,
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uarttwostop = 0x40
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}uartstopbits_t;
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#define UARTSTOPBITSMASK 0x70
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extern uart_t uartopen(int count);
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extern uart_t uartopenandconfig(int count ,uint32_t cfg,uint32_t speed,uint32_t TXpin,uint32_t RXpin,uint32_t RTSpin,uint32_t CTSpin);
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extern int uartclose(uart_t uart);
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extern int uartsetpins(uart_t uart,uint32_t TXpin,uint32_t RXpin,uint32_t RTSpin,uint32_t CTSpin);
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extern int uartenable(uart_t uart);
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extern int uartdisable(uart_t uart);
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extern int uartsetconfig(uart_t uart,uint32_t cfg,uint32_t speed);
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extern int uartsetspeed(uart_t uart,uint32_t speed);
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extern int uartsetparity(uart_t uart,uartparity_t parity);
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extern int uartsetdatabits(uart_t uart,uartbits_t databits);
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extern int uartsetstopbits(uart_t uart,uartstopbits_t stopbits);
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extern int uartputc(uart_t uart,char c);
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extern char uartgetc(uart_t uart);
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extern int uartputs(uart_t uart,char* s);
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extern int uartgets(uart_t uart,char* s);
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extern int uartputnc(uart_t uart,char* c,int n);
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extern int uartgetnc(uart_t uart,char* c,int n);
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extern int uartavailiabledata(uart_t uart);
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extern int uartmkstreamdev(uart_t uart,streamdevice* strdev);
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#ifdef __cplusplus
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}
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#endif
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#endif //SPI_H
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