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1 | /* |
2 | * Filename: cfag12864b.h |
3 | * Version: 0.1.0 |
4 | * Description: cfag12864b LCD driver header |
5 | * License: GPLv2 |
6 | * |
7 | * Author: Copyright (C) Miguel Ojeda Sandonis |
8 | * Date: 2006-10-12 |
9 | * |
10 | * This program is free software; you can redistribute it and/or modify |
11 | * it under the terms of the GNU General Public License version 2 as |
12 | * published by the Free Software Foundation. |
13 | * |
14 | * This program is distributed in the hope that it will be useful, |
15 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
16 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
17 | * GNU General Public License for more details. |
18 | * |
19 | * You should have received a copy of the GNU General Public License |
20 | * along with this program; if not, write to the Free Software |
21 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
22 | * |
23 | */ |
24 | |
25 | #ifndef _CFAG12864B_H_ |
26 | #define _CFAG12864B_H_ |
27 | |
28 | #define CFAG12864B_WIDTH (128) |
29 | #define CFAG12864B_HEIGHT (64) |
30 | #define CFAG12864B_CONTROLLERS (2) |
31 | #define CFAG12864B_PAGES (8) |
32 | #define CFAG12864B_ADDRESSES (64) |
33 | #define CFAG12864B_SIZE ((CFAG12864B_CONTROLLERS) * \ |
34 | (CFAG12864B_PAGES) * \ |
35 | (CFAG12864B_ADDRESSES)) |
36 | |
37 | /* |
38 | * The driver will blit this buffer to the LCD |
39 | * |
40 | * Its size is CFAG12864B_SIZE. |
41 | */ |
42 | extern unsigned char * cfag12864b_buffer; |
43 | |
44 | /* |
45 | * Get the refresh rate of the LCD |
46 | * |
47 | * Returns the refresh rate (hertz). |
48 | */ |
49 | extern unsigned int cfag12864b_getrate(void); |
50 | |
51 | /* |
52 | * Enable refreshing |
53 | * |
54 | * Returns 0 if successful (anyone was using it), |
55 | * or != 0 if failed (someone is using it). |
56 | */ |
57 | extern unsigned char cfag12864b_enable(void); |
58 | |
59 | /* |
60 | * Disable refreshing |
61 | * |
62 | * You should call this only when you finish using the LCD. |
63 | */ |
64 | extern void cfag12864b_disable(void); |
65 | |
66 | /* |
67 | * Is enabled refreshing? (is anyone using the module?) |
68 | * |
69 | * Returns 0 if refreshing is not enabled (anyone is using it), |
70 | * or != 0 if refreshing is enabled (someone is using it). |
71 | * |
72 | * Useful for buffer read-only modules. |
73 | */ |
74 | extern unsigned char cfag12864b_isenabled(void); |
75 | |
76 | /* |
77 | * Is the module inited? |
78 | */ |
79 | extern unsigned char cfag12864b_isinited(void); |
80 | |
81 | #endif /* _CFAG12864B_H_ */ |
82 | |
83 |
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