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/*
* Copyright (c) 2004, Technische Universitat Berlin
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* - Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* - 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.
* - Neither the name of the Technische Universitat Berlin 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.
* - Revision -------------------------------------------------------------
* $Revision: 1.4 $
* $Date: 2006-12-12 18:23:13 $
* ========================================================================
*/
/**
* HplTda5250DataP module
*
* @author Philipp Hupertz (huppertz@tkn.tu-berlin.de)
* @author Kevin Klues (klues@tkn.tu-berlin.de)
*/
module HplTda5250DataP {
provides {
interface Init;
interface HplTda5250Data;
interface HplTda5250DataControl;
interface Resource;
interface ResourceRequested;
}
uses {
interface GeneralIO as DATA;
interface UartStream as Uart;
interface HplTda5250DataControl as UartDataControl;
interface Resource as UartResource;
interface ResourceRequested as UartResourceRequested;
}
}
implementation {
/**
* Initializes the Radio, setting up all Pin configurations
* to the MicroProcessor that is driving it
*
* @return always returns SUCCESS
*/
command error_t Init.init() {
call DATA.makeOutput();
call DATA.clr();
//Make Rx default
call DATA.makeInput();
return SUCCESS;
}
async command error_t Resource.request() {
return call UartResource.request();
}
async command error_t Resource.immediateRequest() {
if(call UartResource.immediateRequest() == EBUSY) {
return EBUSY;
}
return SUCCESS;
}
async command error_t Resource.release() {
return call UartResource.release();
}
async command bool Resource.isOwner() {
return call UartResource.isOwner();
}
event void UartResource.granted() {
signal Resource.granted();
}
async event void UartResourceRequested.requested() {
signal ResourceRequested.requested();
}
async event void UartResourceRequested.immediateRequested() {
signal ResourceRequested.immediateRequested();
}
async command error_t HplTda5250Data.tx(uint8_t data) {
if(call UartResource.isOwner() == FALSE)
return FAIL;
return call Uart.send(&data, 1);
}
async event void Uart.sendDone( uint8_t* buf, uint16_t len, error_t error ) {
if(call UartResource.isOwner() == FALSE)
return;
signal HplTda5250Data.txReady();
}
async event void Uart.receivedByte( uint8_t data ) {
if(call UartResource.isOwner() == FALSE)
return;
signal HplTda5250Data.rxDone(data);
}
async event void Uart.receiveDone( uint8_t* buf, uint16_t len, error_t error ) {}
async command error_t HplTda5250DataControl.setToTx() {
call UartDataControl.setToTx();
return SUCCESS;
}
async command error_t HplTda5250DataControl.setToRx() {
call UartDataControl.setToRx();
return SUCCESS;
}
default event void Resource.granted() {}
default async event void HplTda5250Data.txReady() {}
default async event void HplTda5250Data.rxDone(uint8_t data) {}
}
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