| 0,0 → 1,141 |
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| /**************************************************************************** |
| * Copyright (C) 2009-2010 by Claas Anders "CaScAdE" Rathje * |
| * admiralcascade@gmail.com * |
| * Project-URL: http://www.mylifesucks.de/oss/c-osd/ * |
| * * |
| * 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. * |
| ****************************************************************************/ |
| |
| /* ########################################################################## |
| * Software SPI to communicate with MAX7456 |
| * ##########################################################################*/ |
| #define MAX_CS_HIGH PORTA |= (1 << PA1); |
| #define MAX_CS_LOW PORTA &= ~(1 << PA1); |
| #define MAX_SDIN_HIGH PORTA |= (1 << PA2); |
| #define MAX_SDIN_LOW PORTA &= ~(1 << PA2); |
| #define MAX_SCLK_HIGH PORTA |= (1 << PA3); |
| #define MAX_SCLK_LOW PORTA &= ~(1 << PA3); |
| #define MAX_RESET_HIGH PORTA |= (1 << PA5); |
| #define MAX_RESET_LOW PORTA &= ~(1 << PA5); |
| |
| |
| /* ########################################################################## |
| * MAX7456 SPI & Display stuff |
| * ##########################################################################*/ |
| |
| /** |
| * Send a byte through SPI |
| */ |
| void spi_send(uint8_t); |
| |
| /** |
| * Send <byte> to <address> of MAX7456 |
| */ |
| void spi_send_byte(uint8_t, uint8_t); |
| |
| /** |
| * write a <character> to <address> of MAX7456 display memory |
| */ |
| void write_char(uint16_t, char); |
| |
| /** |
| * write a character <attribute> to <address> of MAX7456 display memory |
| */ |
| void write_char_att(uint16_t, char); |
| /** |
| * write a <character> at <x>/<y> to MAX7456 display memory |
| */ |
| void write_char_xy(uint8_t, uint8_t, char); |
| /** |
| * write a character <attribute> at <x>/<y> to MAX7456 display memory |
| */ |
| void write_char_att_xy(uint8_t, uint8_t, char attribute); |
| |
| /** |
| * clear display memory |
| * (also sets 8bit mode) |
| */ |
| void clear(void); |
| |
| /** |
| * write an ascii <character> to <address> of MAX7456 display memory |
| */ |
| void write_ascii_char(uint16_t, char); |
| |
| /** |
| * write an ascii <string> at <x>/<y> to MAX7456 display memory |
| */ |
| void write_ascii_string(uint8_t, uint8_t, char*); |
| |
| /** |
| * write an ascii <string> from progmen at <x>/<y> to MAX7456 display memory |
| */ |
| void write_ascii_string_pgm(uint8_t, uint8_t, const char*); |
| |
| /** |
| * write an <string> from progmen at <x>/<y> downwards to MAX7456 display memory |
| */ |
| void write_string_pgm_down(uint8_t, uint8_t, const char*, uint8_t); |
| |
| /** |
| * Write a unsigned <number> at <x>/<y> to MAX7456 display memory |
| * <length> represents the length to rightbound the number |
| * <pad> = 1 will cause blank spaced to be filled up with zeros e.g. 007 instead of 7 |
| */ |
| void write_ndigit_number_u(uint8_t, uint8_t, uint16_t, int16_t, uint8_t); |
| |
| /** |
| * Write a signed <number> at <x>/<y> to MAX7456 display memory |
| * <length> represents the length to rightbound the number |
| * <pad> = 1 will cause blank spaced to be filled up with zeros e.g. 007 instead of 7 |
| */ |
| void write_ndigit_number_s(uint8_t, uint8_t, int16_t, int16_t, uint8_t); |
| |
| /** |
| * Write a unsigned <number> at <x>/<y> to MAX7456 display memory as /10th of value |
| * <length> represents the length to rightbound the number |
| * <pad> = 1 will cause blank spaced to be filled up with zeros e.g. 007 instead of 7 |
| */ |
| void write_ndigit_number_u_10th(uint8_t, uint8_t, uint16_t, int16_t, uint8_t); |
| |
| /** |
| * Write a signed <number> at <x>/<y> to MAX7456 display memory as /10th of value |
| * <length> represents the length to rightbound the number |
| * <pad> = 1 will cause blank spaced to be filled up with zeros e.g. 007 instead of 7 |
| */ |
| void write_ndigit_number_s_10th(uint8_t, uint8_t, int16_t, int16_t, uint8_t); |
| |
| /** |
| * write <seconds> as human readable time at <x>/<y> to MAX7456 display mem |
| */ |
| void write_time(uint8_t, uint8_t, uint16_t); |
| |
| #if (ALLCHARSDEBUG|(WRITECHARS != -1)) |
| /** |
| * for testing write all chars to screen |
| */ |
| void write_all_chars(); |
| |
| /** |
| * let the MAX7456 learn a new character at <number> |
| * with <data>. |
| */ |
| void learn_char(uint8_t, unsigned char*); |
| #endif |
| |
| /** |
| * wirte a <position> at <x>/<y> assuming it is a gps position for long-/latitude |
| */ |
| void write_gps_pos(uint8_t, uint8_t, int32_t); |