0,0 → 1,48 |
/**************************************************************************** |
* Copyright (C) 2009-2010 by Claas Anders "CaScAdE" Rathje * |
* admiralcascade@gmail.com * |
* Project-URL: http://www.mylifesucks.de/oss/c-strom/ * |
* * |
* 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. * |
* * |
* This program is distributed in the hope that it will be useful, * |
* but WITHOUT ANY WARRANTY; without even the implied warranty of * |
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * |
* GNU General Public License for more details. * |
* * |
* You should have received a copy of the GNU General Public License * |
* along with this program; if not, write to the * |
* Free Software Foundation, Inc., * |
* 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. * |
****************************************************************************/ |
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Console listens at 8n1 19200... Commands are explained there... |
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############################################################################# |
i2c/twi Sample snipplet |
// i2c master libary by Peter Fleury used in this example |
// http://homepage.hispeed.ch/peterfleury/avr-software.html#libs |
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#define CSTROM_I2C 0x20 |
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i2c_init(); |
sei(); |
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union SPI_buffer_t SPI_buffer; |
// @see http://svn.mikrokopter.de/mikrowebsvn/filedetails.php?repname=Projects&path=%2FC-OSD%2Ftrunk%2Fspi.h |
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if(!(i2c_start(CSTROM_I2C+I2C_WRITE))) { // check for slave ready |
i2c_write(0x00); // start with buffer address 0 |
i2c_rep_start(CSTROM_I2C+I2C_READ); // start reading |
for (uint8_t i = 0; i < 9; i++) { // loop through first 9 positions |
SPI_buffer.buffer.c[i] = i2c_readAck(); |
} |
SPI_buffer.buffer.c[9] = i2c_readNak(); // last position does not take ACK |
i2c_stop(); |
} |
uart_puts(itoa(SPI_buffer.data.volt, s, 10)); |
uart_puts_pgm(PSTR("V\r\n")); |
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