1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
|
--- /dev/null 2012-12-26 20:59:44.000000000 -0800
+++ hardware/arduino/variants/atmega644p/pins_arduino.h 2012-12-26 21:12:00.000000000 -0800
@@ -0,0 +1,224 @@
+/*
+ pins_arduino.h - Pin definition functions for Arduino
+ Part of Arduino - http://www.arduino.cc/
+
+ Copyright (c) 2007 David A. Mellis
+
+ This library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Lesser General Public
+ License as published by the Free Software Foundation; either
+ version 2.1 of the License, or (at your option) any later version.
+
+ This library 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
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General
+ Public License along with this library; if not, write to the
+ Free Software Foundation, Inc., 59 Temple Place, Suite 330,
+ Boston, MA 02111-1307 USA
+
+ $Id: pins_arduino.h 5 2012-07-30 03:39:31Z leres $
+*/
+
+#ifndef Pins_Arduino_h
+#define Pins_Arduino_h
+
+#include <avr/pgmspace.h>
+
+#define NUM_DIGITAL_PINS 32
+#define NUM_ANALOG_INPUTS 8
+#define analogInputToDigitalPin(p) ((p < 8) ? ((p) - 7) + 24 : -1)
+#define digitalPinHasPWM(p) \
+ ((p) == 4 || (p) == 5 || (p) == 12 || (p) == 13 || (p) == 14 || (p) == 15)
+
+static const uint8_t SS = 4;
+static const uint8_t MOSI = 5;
+static const uint8_t MISO = 6;
+static const uint8_t SCK = 7;
+static const uint8_t SCL = 16;
+static const uint8_t SDA = 17;
+
+static const uint8_t A0 = 14;
+static const uint8_t A1 = 15;
+static const uint8_t A2 = 16;
+static const uint8_t A3 = 17;
+static const uint8_t A4 = 18;
+static const uint8_t A5 = 19;
+static const uint8_t A6 = 20;
+static const uint8_t A7 = 21;
+
+#ifdef notdef
+/* XXX not yet */
+#define digitalPinToPCICR(p) (((p) >= 0 && (p) <= 21) ? (&PCICR) : ((uint8_t *)0))
+#define digitalPinToPCICRbit(p) (((p) <= 7) ? 2 : (((p) <= 13) ? 0 : 1))
+#define digitalPinToPCMSK(p) (((p) <= 7) ? (&PCMSK2) : (((p) <= 13) ? (&PCMSK0) : (((p) <= 21) ? (&PCMSK1) : ((uint8_t *)0))))
+#define digitalPinToPCMSKbit(p) (((p) <= 7) ? (p) : (((p) <= 13) ? ((p) - 8) : ((p) - 14)))
+#endif
+
+#ifdef ARDUINO_MAIN
+
+// Digital pins are also used for the analog output (software PWM).
+// Analog input pins are a separate set.
+
+// ATMEL ATMEGA644P
+//
+// +---\/---+
+// (D 0) PB0 1| |40 PA0 (AI 0)
+// (D 1) PB1 2| |39 PA1 (AI 1)
+// (D 2) PB2 3| |38 PA2 (AI 2)
+// (D 3) PB3 4| |37 PA3 (AI 3)
+// PWM (D 4) PB4 5| |36 PA4 (AI 4)
+// PWM (D 5) PB5 6| |35 PA5 (AI 5)
+// (D 6) PB6 7| |34 PA6 (AI 6)
+// PB7 8| |33 PA7 (AI 7)
+// RESET 9| |32 AREF
+// VCC 10| |31 GND
+// GND 11| |30 AVCC
+// XTAL2 12| |29 PC7 (D 23)
+// XTAL1 13| |28 PC6 (D 22)
+// (D 8) PD0 14| |27 PC5 (D 21)
+// (D 9) PD1 15| |26 PC4 (D 20)
+// (D 10) PD2 16| |25 PC3 (D 19)
+// (D 11) PD3 17| |24 PC2 (D 18)
+// PWM (D 12) PD4 18| |23 PC1 (D 17)
+// PWM (D 13) PD5 19| |22 PC0 (D 16)
+// PWM (D 14) PD6 20| |21 PD7 (D 15) PWM
+// +--------+
+
+// these arrays map port names (e.g. port B) to the
+// appropriate addresses for various functions (e.g. reading
+// and writing)
+const uint16_t PROGMEM port_to_mode_PGM[] = {
+ NOT_A_PORT,
+ (uint16_t) &DDRA,
+ (uint16_t) &DDRB,
+ (uint16_t) &DDRC,
+ (uint16_t) &DDRD,
+};
+
+const uint16_t PROGMEM port_to_output_PGM[] = {
+ NOT_A_PORT,
+ (uint16_t) &PORTA,
+ (uint16_t) &PORTB,
+ (uint16_t) &PORTC,
+ (uint16_t) &PORTD,
+};
+
+const uint16_t PROGMEM port_to_input_PGM[] = {
+ NOT_A_PORT,
+ (uint16_t) &PINA,
+ (uint16_t) &PINB,
+ (uint16_t) &PINC,
+ (uint16_t) &PIND,
+};
+
+const uint8_t PROGMEM digital_pin_to_port_PGM[] = {
+ PB, /* 0 */
+ PB,
+ PB,
+ PB,
+ PB,
+ PB,
+ PB,
+ PB,
+ PD, /* 8 */
+ PD,
+ PD,
+ PD,
+ PD,
+ PD,
+ PD,
+ PD,
+ PC, /* 16 */
+ PC,
+ PC,
+ PC,
+ PC,
+ PC,
+ PC,
+ PC,
+ PA, /* 24 */
+ PA,
+ PA,
+ PA,
+ PA,
+ PA,
+ PA,
+ PA /* 31 */
+};
+
+const uint8_t PROGMEM digital_pin_to_bit_mask_PGM[] = {
+ _BV(0), /* 0, port B */
+ _BV(1),
+ _BV(2),
+ _BV(3),
+ _BV(4),
+ _BV(5),
+ _BV(6),
+ _BV(7),
+ _BV(0), /* 8, port D */
+ _BV(1),
+ _BV(2),
+ _BV(3),
+ _BV(4),
+ _BV(5),
+ _BV(6),
+ _BV(7),
+ _BV(0), /* 16, port C */
+ _BV(1),
+ _BV(2),
+ _BV(3),
+ _BV(4),
+ _BV(5),
+ _BV(6),
+ _BV(7),
+ _BV(7), /* 24, port A */
+ _BV(6),
+ _BV(5),
+ _BV(4),
+ _BV(3),
+ _BV(2),
+ _BV(1),
+ _BV(0)
+};
+
+const uint8_t PROGMEM digital_pin_to_timer_PGM[] = {
+ NOT_ON_TIMER, /* 0 - PB0 */
+ NOT_ON_TIMER, /* 1 - PB1 */
+ NOT_ON_TIMER, /* 2 - PB2 */
+ TIMER0A, /* 3 - PB3 */
+ TIMER0B, /* 4 - PB4 */
+ NOT_ON_TIMER, /* 5 - PB5 */
+ NOT_ON_TIMER, /* 6 - PB6 */
+ NOT_ON_TIMER, /* 7 - PB7 */
+ NOT_ON_TIMER, /* 8 - PD0 */
+ NOT_ON_TIMER, /* 9 - PD1 */
+ NOT_ON_TIMER, /* 10 - PD2 */
+ NOT_ON_TIMER, /* 11 - PD3 */
+ TIMER1B, /* 12 - PD4 */
+ TIMER1A, /* 13 - PD5 */
+ TIMER2B, /* 14 - PD6 */
+ TIMER2A, /* 15 - PD7 */
+ NOT_ON_TIMER, /* 16 - PC0 */
+ NOT_ON_TIMER, /* 17 - PC1 */
+ NOT_ON_TIMER, /* 18 - PC2 */
+ NOT_ON_TIMER, /* 19 - PC3 */
+ NOT_ON_TIMER, /* 20 - PC4 */
+ NOT_ON_TIMER, /* 21 - PC5 */
+ NOT_ON_TIMER, /* 22 - PC6 */
+ NOT_ON_TIMER, /* 23 - PC7 */
+ NOT_ON_TIMER, /* 24 - PA0 */
+ NOT_ON_TIMER, /* 25 - PA1 */
+ NOT_ON_TIMER, /* 26 - PA2 */
+ NOT_ON_TIMER, /* 27 - PA3 */
+ NOT_ON_TIMER, /* 28 - PA4 */
+ NOT_ON_TIMER, /* 29 - PA5 */
+ NOT_ON_TIMER, /* 30 - PA6 */
+ NOT_ON_TIMER /* 31 - PA7 */
+};
+
+#endif
+
+#endif
|
