Minor documentation cleanups.
[pub/USBasp.git] / LUFA / Drivers / Board / RZUSBSTICK / LEDs.h
1 /*
2 LUFA Library
3 Copyright (C) Dean Camera, 2010.
4
5 dean [at] fourwalledcubicle [dot] com
6 www.fourwalledcubicle.com
7 */
8
9 /*
10 Copyright 2010 Dean Camera (dean [at] fourwalledcubicle [dot] com)
11
12 Permission to use, copy, modify, distribute, and sell this
13 software and its documentation for any purpose is hereby granted
14 without fee, provided that the above copyright notice appear in
15 all copies and that both that the copyright notice and this
16 permission notice and warranty disclaimer appear in supporting
17 documentation, and that the name of the author not be used in
18 advertising or publicity pertaining to distribution of the
19 software without specific, written prior permission.
20
21 The author disclaim all warranties with regard to this
22 software, including all implied warranties of merchantability
23 and fitness. In no event shall the author be liable for any
24 special, indirect or consequential damages or any damages
25 whatsoever resulting from loss of use, data or profits, whether
26 in an action of contract, negligence or other tortious action,
27 arising out of or in connection with the use or performance of
28 this software.
29 */
30
31 /** \file
32 * \brief Board specific LED driver header for the RZUSBSTICK.
33 *
34 * Board specific LED driver header for the RZUSBSTICK.
35 *
36 * \note This file should not be included directly. It is automatically included as needed by the LEDs driver
37 * dispatch header located in LUFA/Drivers/Board/LEDs.h.
38 */
39
40 /** \ingroup Group_LEDs
41 * @defgroup Group_LEDs_RZUSBSTICK RZUSBSTICK
42 *
43 * Board specific LED driver header for the RZUSBSTICK.
44 *
45 * \note This file should not be included directly. It is automatically included as needed by the LEDs driver
46 * dispatch header located in LUFA/Drivers/Board/LEDs.h.
47 *
48 * @{
49 */
50
51 #ifndef __LEDS_RZUSBSTICK_H__
52 #define __LEDS_RZUSBSTICK_H__
53
54 /* Includes: */
55 #include <avr/io.h>
56
57 #include "../../../Common/Common.h"
58
59 /* Enable C linkage for C++ Compilers: */
60 #if defined(__cplusplus)
61 extern "C" {
62 #endif
63
64 /* Preprocessor Checks: */
65 #if !defined(__INCLUDE_FROM_LEDS_H)
66 #error Do not include this file directly. Include LUFA/Drivers/Board/LEDS.h instead.
67 #endif
68
69 /* Private Interface - For use in library only: */
70 #if !defined(__DOXYGEN__)
71 /* Macros: */
72 #define LEDS_PORTD_LEDS (LEDS_LED1 | LEDS_LED2)
73 #define LEDS_PORTE_LEDS (LEDS_LED3 | LEDS_LED4)
74
75 #define LEDS_PORTE_MASK_SHIFT 4
76 #endif
77
78 /* Public Interface - May be used in end-application: */
79 /* Macros: */
80 /** LED mask for the first LED on the board. */
81 #define LEDS_LED1 (1 << 7)
82
83 /** LED mask for the second LED on the board. */
84 #define LEDS_LED2 (1 << 5)
85
86 /** LED mask for the third LED on the board. */
87 #define LEDS_LED3 ((1 << 6) >> LEDS_PORTE_MASK_SHIFT)
88
89 /** LED mask for the fourth LED on the board. */
90 #define LEDS_LED4 ((1 << 7) >> LEDS_PORTE_MASK_SHIFT)
91
92 /** LED mask for all the LEDs on the board. */
93 #define LEDS_ALL_LEDS (LEDS_LED1 | LEDS_LED2 | LEDS_LED3 | LEDS_LED4)
94
95 /** LED mask for the none of the board LEDs. */
96 #define LEDS_NO_LEDS 0
97
98 /* Inline Functions: */
99 #if !defined(__DOXYGEN__)
100 static inline void LEDs_Init(void)
101 {
102 DDRD |= LEDS_PORTD_LEDS;
103 PORTD &= ~LEDS_LED1;
104 PORTD |= LEDS_LED2;
105
106 DDRE |= (LEDS_PORTE_LEDS << LEDS_PORTE_MASK_SHIFT);
107 PORTE |= (LEDS_PORTE_LEDS << LEDS_PORTE_MASK_SHIFT);
108 }
109
110 static inline void LEDs_TurnOnLEDs(const uint8_t LEDMask)
111 {
112 PORTD |= (LEDMask & LEDS_LED1);
113 PORTD &= ~(LEDMask & LEDS_LED2);
114 PORTE &= ~((LEDMask & LEDS_PORTE_LEDS) << LEDS_PORTE_MASK_SHIFT);
115 }
116
117 static inline void LEDs_TurnOffLEDs(const uint8_t LEDMask)
118 {
119 PORTD &= ~(LEDMask & LEDS_LED1);
120 PORTD |= (LEDMask & LEDS_LED2);
121 PORTE |= ((LEDMask & LEDS_PORTE_LEDS) << LEDS_PORTE_MASK_SHIFT);
122 }
123
124 static inline void LEDs_SetAllLEDs(const uint8_t LEDMask)
125 {
126 PORTD = (((PORTD & ~LEDS_LED1) | (LEDMask & LEDS_LED1)) |
127 ((PORTD | LEDS_LED2) & ~(LEDMask & LEDS_LED2)));
128 PORTE = ((PORTE | (LEDS_PORTE_LEDS << LEDS_PORTE_MASK_SHIFT)) &
129 ~((LEDMask & LEDS_PORTE_LEDS) << LEDS_PORTE_MASK_SHIFT));
130 }
131
132 static inline void LEDs_ChangeLEDs(const uint8_t LEDMask, const uint8_t ActiveMask)
133 {
134 PORTD = (((PORTD & ~(LEDMask & LEDS_LED1)) | (ActiveMask & LEDS_LED1)) |
135 ((PORTD | (LEDMask & LEDS_LED2)) & ~(ActiveMask & LEDS_LED2)));
136 PORTE = ((PORTE | ((LEDMask & LEDS_PORTE_LEDS) << LEDS_PORTE_MASK_SHIFT)) &
137 ~((ActiveMask & LEDS_PORTE_LEDS) << LEDS_PORTE_MASK_SHIFT));
138 }
139
140 static inline void LEDs_ToggleLEDs(const uint8_t LEDMask)
141 {
142 PORTD = (PORTD ^ (LEDMask & LEDS_PORTD_LEDS));
143 PORTE = (PORTE ^ ((LEDMask & LEDS_PORTE_LEDS) << LEDS_PORTE_MASK_SHIFT));
144 }
145
146 static inline uint8_t LEDs_GetLEDs(void) ATTR_WARN_UNUSED_RESULT;
147 static inline uint8_t LEDs_GetLEDs(void)
148 {
149 return (((PORTD & LEDS_LED1) | (~PORTD & LEDS_LED2)) |
150 ((~PORTE & (LEDS_PORTE_LEDS << LEDS_PORTE_MASK_SHIFT)) >> LEDS_PORTE_MASK_SHIFT));
151 }
152 #endif
153
154 /* Disable C linkage for C++ Compilers: */
155 #if defined(__cplusplus)
156 }
157 #endif
158
159 #endif
160
161 /** @} */