/*************************************************************************** * __________ __ ___. * Open \______ \ ____ ____ | | _\_ |__ _______ ___ * Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ / * Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < < * Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \ * \/ \/ \/ \/ \/ * $Id$ * * Copyright (C) 2002 by Alan Korr & Nick Robinson * * This program is free software; you can redistribute it and/or * modify it under the terms of the GNU General Public License * as published by the Free Software Foundation; either version 2 * of the License, or (at your option) any later version. * * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY * KIND, either express or implied. * ****************************************************************************/ #include #include #include #include "config.h" #include "cpu.h" #include "system.h" #include "serial.h" void serial_setup (void) { UCR0 = 0x30; /* Reset transmitter */ UCSR0 = 0xdd; /* Timer mode */ UCR0 = 0x10; /* Reset pointer */ UMR0 = 0x13; /* No parity, 8 bits */ UMR0 = 0x07; /* 1 stop bit */ UCR0 = 0x04; /* Tx enable */ } int tx_rdy(void) { if(USR0 & 0x04) return 1; else return 0; } int rx_rdy(void) { /* a dummy */ return 0; } void tx_writec(unsigned char c) { UTB0 = c; }