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| 1 | /**************************************************************************** |
1 | /**************************************************************************** |
| 2 | * Copyright (C) 2009-2011 by Claas Anders "CaScAdE" Rathje * |
2 | * Copyright (C) 2009-2012 by Claas Anders "CaScAdE" Rathje * |
| 3 | * admiralcascade@gmail.com * |
3 | * admiralcascade@gmail.com * |
| 4 | * Project-URL: http://www.mylifesucks.de/oss/c-osd/ * |
4 | * Project-URL: http://www.mylifesucks.de/oss/c-osd/ * |
| 5 | * * |
5 | * * |
| 6 | * This program is free software; you can redistribute it and/or modify * |
6 | * This program is free software; you can redistribute it and/or modify * |
| 7 | * it under the terms of the GNU General Public License as published by * |
7 | * it under the terms of the GNU General Public License as published by * |
| 8 | * the Free Software Foundation; either version 2 of the License. * |
8 | * the Free Software Foundation; either version 2 of the License. * |
| 9 | * * |
9 | * * |
| 10 | * This program is distributed in the hope that it will be useful, * |
10 | * This program is distributed in the hope that it will be useful, * |
| 11 | * but WITHOUT ANY WARRANTY; without even the implied warranty of * |
11 | * but WITHOUT ANY WARRANTY; without even the implied warranty of * |
| 12 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * |
12 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * |
| 13 | * GNU General Public License for more details. * |
13 | * GNU General Public License for more details. * |
| 14 | * * |
14 | * * |
| 15 | * You should have received a copy of the GNU General Public License * |
15 | * You should have received a copy of the GNU General Public License * |
| 16 | * along with this program; if not, write to the * |
16 | * along with this program; if not, write to the * |
| 17 | * Free Software Foundation, Inc., * |
17 | * Free Software Foundation, Inc., * |
| 18 | * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. * |
18 | * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. * |
| 19 | ****************************************************************************/ |
19 | ****************************************************************************/ |
| 20 | 20 | ||
| 21 | #ifndef _MAX7456_SOFTWARE_SPI_H |
21 | #ifndef _MAX7456_SOFTWARE_SPI_H |
| 22 | #define _MAX7456_SOFTWARE_SPI_H |
22 | #define _MAX7456_SOFTWARE_SPI_H |
| 23 | 23 | ||
| 24 | 24 | ||
| 25 | /* ########################################################################## |
25 | /* ########################################################################## |
| 26 | * Software SPI to communicate with MAX7456 |
26 | * Software SPI to communicate with MAX7456 |
| 27 | * ##########################################################################*/ |
27 | * ##########################################################################*/ |
| 28 | #define MAX_CS_HIGH PORTA |= (1 << PA1); |
28 | #define MAX_CS_HIGH PORTA |= (1 << PA1); |
| 29 | #define MAX_CS_LOW PORTA &= ~(1 << PA1); |
29 | #define MAX_CS_LOW PORTA &= ~(1 << PA1); |
| 30 | #define MAX_SDIN_HIGH PORTA |= (1 << PA2); |
30 | #define MAX_SDIN_HIGH PORTA |= (1 << PA2); |
| 31 | #define MAX_SDIN_LOW PORTA &= ~(1 << PA2); |
31 | #define MAX_SDIN_LOW PORTA &= ~(1 << PA2); |
| 32 | #define MAX_SCLK_HIGH PORTA |= (1 << PA3); |
32 | #define MAX_SCLK_HIGH PORTA |= (1 << PA3); |
| 33 | #define MAX_SCLK_LOW PORTA &= ~(1 << PA3); |
33 | #define MAX_SCLK_LOW PORTA &= ~(1 << PA3); |
| 34 | #define MAX_RESET_HIGH PORTA |= (1 << PA5); |
34 | #define MAX_RESET_HIGH PORTA |= (1 << PA5); |
| 35 | #define MAX_RESET_LOW PORTA &= ~(1 << PA5); |
35 | #define MAX_RESET_LOW PORTA &= ~(1 << PA5); |
| - | 36 | ||
| - | 37 | /* ########################################################################## |
|
| - | 38 | * MAX7456 Register definitions |
|
| - | 39 | * ##########################################################################*/ |
|
| - | 40 | ||
| - | 41 | #define MAX7456_REG_READ_OFFSET 0x80 |
|
| - | 42 | ||
| - | 43 | #define MAX7456_VM0 0x00 |
|
| - | 44 | #define MAX7456_VM1 0x01 |
|
| - | 45 | #define MAX7456_HOS 0x02 |
|
| - | 46 | #define MAX7456_VOS 0x03 |
|
| - | 47 | #define MAX7456_DMM 0x04 |
|
| - | 48 | #define MAX7456_DMAH 0x05 |
|
| - | 49 | #define MAX7456_DMAL 0x06 |
|
| - | 50 | #define MAX7456_DMDI 0x07 |
|
| - | 51 | #define MAX7456_CMM 0x08 |
|
| - | 52 | #define MAX7456_CMAH 0x09 |
|
| - | 53 | #define MAX7456_CMAL 0x0A |
|
| - | 54 | #define MAX7456_CMDI 0x0B |
|
| - | 55 | #define MAX7456_OSDM 0x0C |
|
| - | 56 | #define MAX7456_RB0 0x10 |
|
| - | 57 | #define MAX7456_RB1 0x11 |
|
| - | 58 | #define MAX7456_RB2 0x12 |
|
| - | 59 | #define MAX7456_RB3 0x13 |
|
| - | 60 | #define MAX7456_RB4 0x14 |
|
| - | 61 | #define MAX7456_RB5 0x15 |
|
| - | 62 | #define MAX7456_RB6 0x16 |
|
| - | 63 | #define MAX7456_RB7 0x17 |
|
| - | 64 | #define MAX7456_RB8 0x18 |
|
| - | 65 | #define MAX7456_RB9 0x19 |
|
| - | 66 | #define MAX7456_RB10 0x1A |
|
| - | 67 | #define MAX7456_RB11 0x1B |
|
| - | 68 | #define MAX7456_RB12 0x1C |
|
| - | 69 | #define MAX7456_RB13 0x1D |
|
| - | 70 | #define MAX7456_RB14 0x1E |
|
| - | 71 | #define MAX7456_RB15 0x1F |
|
| - | 72 | #define MAX7456_OSDBL 0x6C |
|
| - | 73 | ||
| - | 74 | // READ-ONLY REGs |
|
| - | 75 | ||
| - | 76 | #define MAX7456_STAT 0xA0 |
|
| - | 77 | #define MAX7456_DMDO 0xB0 |
|
| - | 78 | #define MAX7456_CMDO 0xC0 |
|
| 36 | 79 | ||
| 37 | 80 | ||
| 38 | /* ########################################################################## |
81 | /* ########################################################################## |
| 39 | * MAX7456 SPI & Display stuff |
82 | * MAX7456 SPI & Display stuff |
| 40 | * ##########################################################################*/ |
83 | * ##########################################################################*/ |
| 41 | 84 | ||
| 42 | /** |
85 | /** |
| 43 | * Send a byte through SPI |
86 | * Send a byte through SPI |
| 44 | */ |
87 | */ |
| 45 | void spi_send(uint8_t); |
88 | void spi_send(uint8_t); |
| 46 | 89 | ||
| 47 | /** |
90 | /** |
| 48 | * Send <byte> to <address> of MAX7456 |
91 | * Send <byte> to <address> of MAX7456 |
| 49 | */ |
92 | */ |
| 50 | void spi_send_byte(uint8_t, uint8_t); |
93 | void spi_send_byte(uint8_t, uint8_t); |
| 51 | 94 | ||
| 52 | /** |
95 | /** |
| 53 | * write a <character> to <address> of MAX7456 display memory |
96 | * write a <character> to <address> of MAX7456 display memory |
| 54 | */ |
97 | */ |
| 55 | void write_char(uint16_t, char); |
98 | void write_char(uint16_t, char); |
| 56 | 99 | ||
| 57 | /** |
100 | /** |
| 58 | * write a character <attribute> to <address> of MAX7456 display memory |
101 | * write a character <attribute> to <address> of MAX7456 display memory |
| 59 | */ |
102 | */ |
| 60 | void write_char_att(uint16_t, char); |
103 | void write_char_att(uint16_t, char); |
| 61 | /** |
104 | /** |
| 62 | * write a <character> at <x>/<y> to MAX7456 display memory |
105 | * write a <character> at <x>/<y> to MAX7456 display memory |
| 63 | */ |
106 | */ |
| 64 | void write_char_xy(uint8_t, uint8_t, char); |
107 | void write_char_xy(uint8_t, uint8_t, char); |
| 65 | /** |
108 | /** |
| 66 | * write a character <attribute> at <x>/<y> to MAX7456 display memory |
109 | * write a character <attribute> at <x>/<y> to MAX7456 display memory |
| 67 | */ |
110 | */ |
| 68 | void write_char_att_xy(uint8_t, uint8_t, char attribute); |
111 | void write_char_att_xy(uint8_t, uint8_t, char attribute); |
| 69 | 112 | ||
| 70 | /** |
113 | /** |
| 71 | * clear display memory |
114 | * clear display memory |
| 72 | * (also sets 8bit mode) |
115 | * (also sets 8bit mode) |
| 73 | */ |
116 | */ |
| 74 | void clear(void); |
117 | void clear(void); |
| 75 | 118 | ||
| 76 | /** |
119 | /** |
| 77 | * write an ascii <character> to <address> of MAX7456 display memory |
120 | * write an ascii <character> to <address> of MAX7456 display memory |
| 78 | */ |
121 | */ |
| 79 | void write_ascii_char(uint16_t, char); |
122 | void write_ascii_char(uint16_t, char); |
| 80 | 123 | ||
| 81 | /** |
124 | /** |
| 82 | * write an ascii <string> at <x>/<y> to MAX7456 display memory |
125 | * write an ascii <string> at <x>/<y> to MAX7456 display memory |
| 83 | */ |
126 | */ |
| 84 | void write_ascii_string(uint8_t, uint8_t, char*); |
127 | void write_ascii_string(uint8_t, uint8_t, char*); |
| 85 | 128 | ||
| 86 | /** |
129 | /** |
| 87 | * write an ascii <string> with lenght <len> at <x>/<y> to MAX7456 display memory |
130 | * write an ascii <string> with lenght <len> at <x>/<y> to MAX7456 display memory |
| 88 | */ |
131 | */ |
| 89 | void write_ascii_string_len(uint8_t x, uint8_t y, char *string, uint8_t len); |
132 | void write_ascii_string_len(uint8_t x, uint8_t y, char *string, uint8_t len); |
| 90 | 133 | ||
| 91 | /** |
134 | /** |
| 92 | * write an ascii <string> from progmen at <x>/<y> to MAX7456 display memory |
135 | * write an ascii <string> from progmen at <x>/<y> to MAX7456 display memory |
| 93 | */ |
136 | */ |
| 94 | void write_ascii_string_pgm(uint8_t, uint8_t, const char*); |
137 | void write_ascii_string_pgm(uint8_t, uint8_t, const char*); |
| 95 | 138 | ||
| 96 | /** |
139 | /** |
| 97 | * write an <string> from progmen at <x>/<y> downwards to MAX7456 display memory |
140 | * write an <string> from progmen at <x>/<y> downwards to MAX7456 display memory |
| 98 | */ |
141 | */ |
| 99 | void write_string_pgm_down(uint8_t, uint8_t, const char*, uint8_t); |
142 | void write_string_pgm_down(uint8_t, uint8_t, const char*, uint8_t); |
| 100 | 143 | ||
| 101 | /** |
144 | /** |
| 102 | * Write a unsigned <number> at <x>/<y> to MAX7456 display memory |
145 | * Write a unsigned <number> at <x>/<y> to MAX7456 display memory |
| 103 | * <length> represents the length to rightbound the number |
146 | * <length> represents the length to rightbound the number |
| 104 | * <pad> = 1 will cause blank spaced to be filled up with zeros e.g. 007 instead of 7 |
147 | * <pad> = 1 will cause blank spaced to be filled up with zeros e.g. 007 instead of 7 |
| 105 | */ |
148 | */ |
| 106 | void write_ndigit_number_u(uint8_t, uint8_t, uint16_t, int16_t, uint8_t); |
149 | void write_ndigit_number_u(uint8_t, uint8_t, uint16_t, int16_t, uint8_t); |
| 107 | 150 | ||
| 108 | /** |
151 | /** |
| 109 | * Write a signed <number> at <x>/<y> to MAX7456 display memory |
152 | * Write a signed <number> at <x>/<y> to MAX7456 display memory |
| 110 | * <length> represents the length to rightbound the number |
153 | * <length> represents the length to rightbound the number |
| 111 | * <pad> = 1 will cause blank spaced to be filled up with zeros e.g. 007 instead of 7 |
154 | * <pad> = 1 will cause blank spaced to be filled up with zeros e.g. 007 instead of 7 |
| 112 | */ |
155 | */ |
| 113 | void write_ndigit_number_s(uint8_t, uint8_t, int16_t, int16_t, uint8_t); |
156 | void write_ndigit_number_s(uint8_t, uint8_t, int16_t, int16_t, uint8_t); |
| 114 | 157 | ||
| 115 | /** |
158 | /** |
| 116 | * Write a unsigned <number> at <x>/<y> to MAX7456 display memory as /10th of value |
159 | * Write a unsigned <number> at <x>/<y> to MAX7456 display memory as /10th of value |
| 117 | * <length> represents the length to rightbound the number |
160 | * <length> represents the length to rightbound the number |
| 118 | * <pad> = 1 will cause blank spaced to be filled up with zeros e.g. 007 instead of 7 |
161 | * <pad> = 1 will cause blank spaced to be filled up with zeros e.g. 007 instead of 7 |
| 119 | */ |
162 | */ |
| 120 | void write_ndigit_number_u_10th(uint8_t, uint8_t, uint16_t, int16_t, uint8_t); |
163 | void write_ndigit_number_u_10th(uint8_t, uint8_t, uint16_t, int16_t, uint8_t); |
| 121 | 164 | ||
| 122 | /** |
165 | /** |
| 123 | * Write a signed <number> at <x>/<y> to MAX7456 display memory as /10th of value |
166 | * Write a signed <number> at <x>/<y> to MAX7456 display memory as /10th of value |
| 124 | * <length> represents the length to rightbound the number |
167 | * <length> represents the length to rightbound the number |
| 125 | * <pad> = 1 will cause blank spaced to be filled up with zeros e.g. 007 instead of 7 |
168 | * <pad> = 1 will cause blank spaced to be filled up with zeros e.g. 007 instead of 7 |
| 126 | */ |
169 | */ |
| 127 | void write_ndigit_number_s_10th(uint8_t, uint8_t, int16_t, int16_t, uint8_t); |
170 | void write_ndigit_number_s_10th(uint8_t, uint8_t, int16_t, int16_t, uint8_t); |
| 128 | 171 | ||
| 129 | /** |
172 | /** |
| 130 | * write <seconds> as human readable time at <x>/<y> to MAX7456 display mem |
173 | * write <seconds> as human readable time at <x>/<y> to MAX7456 display mem |
| 131 | */ |
174 | */ |
| 132 | void write_time(uint8_t, uint8_t, uint16_t); |
175 | void write_time(uint8_t, uint8_t, uint16_t); |
| 133 | 176 | ||
| 134 | #if (ALLCHARSDEBUG|(WRITECHARS != -1)) |
177 | #if (ALLCHARSDEBUG|(WRITECHARS != -1)) |
| 135 | /** |
178 | /** |
| 136 | * for testing write all chars to screen |
179 | * for testing write all chars to screen |
| 137 | */ |
180 | */ |
| 138 | void write_all_chars(); |
181 | void write_all_chars(); |
| 139 | 182 | ||
| 140 | /** |
183 | /** |
| 141 | * let the MAX7456 learn a new character at <number> |
184 | * let the MAX7456 learn a new character at <number> |
| 142 | * with <data>. |
185 | * with <data>. |
| 143 | */ |
186 | */ |
| 144 | void learn_char(uint8_t, unsigned char*); |
187 | void learn_char(uint8_t, unsigned char*); |
| 145 | #endif |
188 | #endif |
| 146 | 189 | ||
| 147 | /** |
190 | /** |
| 148 | * wirte a <position> at <x>/<y> assuming it is a gps position for long-/latitude |
191 | * wirte a <position> at <x>/<y> assuming it is a gps position for long-/latitude |
| 149 | */ |
192 | */ |
| 150 | void write_gps_pos(uint8_t, uint8_t, int32_t); |
193 | void write_gps_pos(uint8_t, uint8_t, int32_t); |
| 151 | 194 | ||
| 152 | #endif |
195 | #endif |
| 153 | 196 | ||