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/*------------------------------------------------------------------------------
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-- This file is a part of the libuc, microcontroler library
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-- Copyright (C) 2013, 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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#include <uart.h>
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#include <gpio.h>
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#include <stdio.h>
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int _uartstrsetpos(streamdevice* device,int pos);
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int _uartstrread(streamdevice* device,void* data,int size, int n);
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int _uartstrwrite(streamdevice* device,void* data,int size, int n);
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streamdevice_ops UART_OPS=
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{
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.write = &_uartstrwrite,
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.read = &_uartstrread,
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.setpos= &_uartstrsetpos,
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.close = NULL
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};
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uart_t uartopen(int count)
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{
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return -1;
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}
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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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{
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uart_t dev= uartopen(count);
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uartsetconfig(dev,cfg,speed);
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uartsetpins(dev,TXpin,RXpin,RTSpin,CTSpin);
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return dev;
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}
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int uartclose(uart_t uart)
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{
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return 1;
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}
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int uartsetpins(uart_t uart,uint32_t TXpin,uint32_t RXpin,uint32_t RTSpin,uint32_t CTSpin)
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{
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if(uart >5)return -1;
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if(uart <0)return -1;
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return 1;
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}
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int uartsetconfig(uart_t uart, uint32_t cfg, uint32_t speed)
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{
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int res=1;
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uartdisable(uart);
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uartsetspeed(uart,speed);
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uartsetparity(uart,cfg & UARTPARITYMASK);
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uartsetdatabits(uart,cfg & UARTBITSMASK);
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uartsetstopbits(uart,cfg & UARTSTOPBITSMASK);
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uartenable(uart);
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return res;
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}
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int uartenable(uart_t uart)
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{
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if((uart<6)&&(uart>=0))
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{
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return 1;
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}
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return -1;
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}
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int uartdisable(uart_t uart)
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{
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if((uart<6)&&(uart>=0))
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{
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return 1;
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}
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return -1;
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}
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int uartsetspeed(uart_t uart,uint32_t speed)
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{
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if((uart<6)&&(uart>=0))
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{
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return 1;
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}
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return -1;
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}
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int uartsetparity(uart_t uart,uartparity_t parity)
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{
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if((uart<6)&&(uart>=0))
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{
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return 1;
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}
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return -1;
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}
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int uartsetdatabits(uart_t uart,uartbits_t databits)
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{
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if((uart<6)&&(uart>=0))
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{
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return 1;
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}
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return -1;
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}
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int uartsetstopbits(uart_t uart,uartstopbits_t stopbits)
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{
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if((uart<6)&&(uart>=0))
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{
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return 1;
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}
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return -1;
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}
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int uartputc(uart_t uart,char c)
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{
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if((uart<6)&&(uart>=0))
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{
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return 1;
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}
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return -1;
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}
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char uartgetc(uart_t uart)
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{
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if((uart<6)&&(uart>=0))
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{
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return 0;
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}
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return -1;
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}
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int uartputs(uart_t uart,char* s)
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{
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while (*s) uartputc(uart,*s++);
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return 1;
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}
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int uartgets(uart_t uart,char* s)
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{
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do
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{
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(*s) = uartgetc(uart);
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}
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while(*s++);
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return 1;
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}
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int uartputnc(uart_t uart,char* c,int n)
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{
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int l=0;
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while(l<n)
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{
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uartputc(uart,*c++);
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l++;
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}
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return n;
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}
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int uartgetnc(uart_t uart,char* c,int n)
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{
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int l=0;
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while(l<n)
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{
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*c++=uartgetc(uart);
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l++;
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}
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return n;
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}
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int uartavailiabledata(uart_t uart)
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{
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if((uart<6)&&(uart>=0))
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{
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return 1;
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}
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return -1;
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}
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int _uartstrwrite(streamdevice* device,void* data,int size, int n)
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{
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return uartputnc((uart_t) device->_stream,(char*) data,size*n);
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}
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int _uartstrread(streamdevice* device,void* data,int size, int n)
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{
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return uartgetnc((uart_t) device->_stream,(char*) data,size*n);
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}
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int _uartstrsetpos(streamdevice* device,int pos)
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{
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return 1;
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}
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int uartmkstreamdev(uart_t uart,streamdevice* strdev)
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{
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strdev->_stream = (UHANDLE)uart;
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strdev->ops = &UART_OPS;
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strdev->streamPt = 0;
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return 1;
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}
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