Skip to content

Commit cdf887b

Browse files
zevelandzeveland
committed
support for 32u4 and Leonardo pins, uploading, and bootloader programming
1 parent 4c73aaf commit cdf887b

File tree

2 files changed

+249
-0
lines changed

2 files changed

+249
-0
lines changed

‎hardware/arduino/boards.txt‎

Lines changed: 18 additions & 0 deletions
Original file line numberDiff line numberDiff line change
@@ -1,5 +1,23 @@
11
##############################################################
22

3+
leonardo.name=Arduino Leonardo
4+
leonardo.upload.protocol=stk500
5+
leonardo.upload.maximum_size=30720
6+
leonardo.upload.speed=115200
7+
leonardo.bootloader.low_fuses=0xde
8+
leonardo.bootloader.high_fuses=0xd8
9+
leonardo.bootloader.extended_fuses=0xf3
10+
leonardo.bootloader.path=diskloader
11+
leonardo.bootloader.file=diskloader_atmega32u4.hex
12+
leonardo.bootloader.unlock_bits=0x3F
13+
leonardo.bootloader.lock_bits=0x0F
14+
leonardo.build.mcu=atmega32u4
15+
leonardo.build.f_cpu=16000000L
16+
leonardo.build.core=arduino
17+
leonardo.build.pins=leonardo
18+
19+
##############################################################
20+
321
uno.name=Arduino Uno
422
uno.upload.protocol=stk500
523
uno.upload.maximum_size=32256

‎hardware/arduino/pins/leonardo/pins_arduino.h‎

Lines changed: 231 additions & 0 deletions
Original file line numberDiff line numberDiff line change
@@ -0,0 +1,231 @@
1+
/*
2+
pins_arduino.h - Pin definition functions for Arduino
3+
Part of Arduino - http://www.arduino.cc/
4+
5+
Copyright (c) 2007 David A. Mellis
6+
7+
This library is free software; you can redistribute it and/or
8+
modify it under the terms of the GNU Lesser General Public
9+
License as published by the Free Software Foundation; either
10+
version 2.1 of the License, or (at your option) any later version.
11+
12+
This library is distributed in the hope that it will be useful,
13+
but WITHOUT ANY WARRANTY; without even the implied warranty of
14+
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15+
Lesser General Public License for more details.
16+
17+
You should have received a copy of the GNU Lesser General
18+
Public License along with this library; if not, write to the
19+
Free Software Foundation, Inc., 59 Temple Place, Suite 330,
20+
Boston, MA 02111-1307 USA
21+
22+
$Id: wiring.h 249 2007-02-03 16:52:51Z mellis $
23+
*/
24+
25+
#ifndef Pins_Arduino_h
26+
#define Pins_Arduino_h
27+
28+
#include <avr/pgmspace.h>
29+
30+
// Map SPI port to 'new' pins D14..D17
31+
// D14 PB0 RXLED,SS/PCINT0
32+
// D15 PB1 SCK,PCINT1
33+
// D16 PB2 MOSI,PCINT2
34+
// D17 PB3 MISO,PCINT3
35+
const static uint8_t SS = 14;
36+
const static uint8_t MOSI = 16;
37+
const static uint8_t MISO = 17;
38+
const static uint8_t SCK = 15;
39+
40+
const static uint8_t A0 = 14;
41+
const static uint8_t A1 = 15;
42+
const static uint8_t A2 = 16;
43+
const static uint8_t A3 = 17;
44+
const static uint8_t A4 = 18;
45+
const static uint8_t A5 = 19;
46+
const static uint8_t A6 = 20;
47+
const static uint8_t A7 = 21;
48+
49+
#ifdef ARDUINO_MAIN
50+
51+
// On the Arduino board, digital pins are also used
52+
// for the analog output (software PWM). Analog input
53+
// pins are a separate set.
54+
55+
// ATMEL ATMEGA8 & 168 / ARDUINO
56+
//
57+
// +-\/-+
58+
// PC6 1| |28 PC5 (AI 5)
59+
// (D 0) PD0 2| |27 PC4 (AI 4)
60+
// (D 1) PD1 3| |26 PC3 (AI 3)
61+
// (D 2) PD2 4| |25 PC2 (AI 2)
62+
// PWM+ (D 3) PD3 5| |24 PC1 (AI 1)
63+
// (D 4) PD4 6| |23 PC0 (AI 0)
64+
// VCC 7| |22 GND
65+
// GND 8| |21 AREF
66+
// PB6 9| |20 AVCC
67+
// PB7 10| |19 PB5 (D 13)
68+
// PWM+ (D 5) PD5 11| |18 PB4 (D 12)
69+
// PWM+ (D 6) PD6 12| |17 PB3 (D 11) PWM
70+
// (D 7) PD7 13| |16 PB2 (D 10) PWM
71+
// (D 8) PB0 14| |15 PB1 (D 9) PWM
72+
// +----+
73+
//
74+
// (PWM+ indicates the additional PWM pins on the ATmega168.)
75+
76+
// ATMEL ATMEGA1280 / ARDUINO
77+
//
78+
// 0-7 PE0-PE7 works
79+
// 8-13 PB0-PB5 works
80+
// 14-21 PA0-PA7 works
81+
// 22-29 PH0-PH7 works
82+
// 30-35 PG5-PG0 works
83+
// 36-43 PC7-PC0 works
84+
// 44-51 PJ7-PJ0 works
85+
// 52-59 PL7-PL0 works
86+
// 60-67 PD7-PD0 works
87+
// A0-A7 PF0-PF7
88+
// A8-A15 PK0-PK7
89+
90+
// ATMEL ATMEGA32U4 / ARDUINO LEONARDO
91+
//
92+
// D0 PD2 RXD1/INT2
93+
// D1 PD3 TXD1/INT3
94+
// D2 PD1 SDA SDA/INT1
95+
// D3# PD0 PWM8/SCL OC0B/SCL/INT0
96+
// D4 A6 PD4 ADC8
97+
// D5# A7 PD6 FastPWM OC4D/ADC9
98+
// D6# A8 PD7 FastPWM #OC4D/ADC10
99+
// D7 PD5 #CTS
100+
//
101+
// D8 PB4 ADC11/PCINT4
102+
// D9# A9 PB5 PWM16 OC1A/#OC4B/ADC13/PCINT5
103+
// D10# A10 PB6 PWM16 OC1B/0c4B/ADC12/PCINT6
104+
// D11# PB7 PWM8/16 0C0A/OC1C/#RTS/PCINT7
105+
// D12# PC6 PWM16 0C3A/#OC4A
106+
// D13# PC7 PWM10 CLK0/OC4A
107+
//
108+
// A0 PF7 ADC7
109+
// A1 PF6 ADC6
110+
// A2 PF5 ADC5
111+
// A3 PF4 ADC4
112+
// A4 PF1 ADC1
113+
// A5 PF0 ADC0
114+
//
115+
// New pins D14..D17 to map SPI port to digitial pins
116+
//
117+
// D14 PB0 RXLED,SS/PCINT0
118+
// D15 PB1 SCK,PCINT1
119+
// D16 PB2 MOSI,PCINT2
120+
// D17 PB3 MISO,PCINT3
121+
//
122+
// TXLED PE6 INT6
123+
// HWB PE2 HWB
124+
125+
126+
// these arrays map port names (e.g. port B) to the
127+
// appropriate addresses for various functions (e.g. reading
128+
// and writing)
129+
const uint16_t PROGMEM port_to_mode_PGM[] = {
130+
NOT_A_PORT,
131+
NOT_A_PORT,
132+
&DDRB,
133+
&DDRC,
134+
&DDRD,
135+
&DDRE,
136+
&DDRF,
137+
};
138+
139+
const uint16_t PROGMEM port_to_output_PGM[] = {
140+
NOT_A_PORT,
141+
NOT_A_PORT,
142+
&PORTB,
143+
&PORTC,
144+
&PORTD,
145+
&PORTE,
146+
&PORTF,
147+
};
148+
149+
const uint16_t PROGMEM port_to_input_PGM[] = {
150+
NOT_A_PORT,
151+
NOT_A_PORT,
152+
&PINB,
153+
&PINC,
154+
&PIND,
155+
&PINE,
156+
&PINF,
157+
};
158+
159+
const uint8_t PROGMEM digital_pin_to_port_PGM[18] = {
160+
PD, /* 0 */
161+
PD,
162+
PD,
163+
PD,
164+
PD,
165+
PD,
166+
PD,
167+
PD,
168+
169+
PB, /* 8 */
170+
PB,
171+
PB,
172+
PB,
173+
174+
PC, /* 12 */
175+
PC, /* 13 */
176+
177+
PB, /* 14 */
178+
PB, /* 15 */
179+
PB, /* 16 */
180+
PB, /* 17 */
181+
};
182+
183+
const uint8_t PROGMEM digital_pin_to_bit_mask_PGM[18] = {
184+
_BV(2), /* 0, port D */
185+
_BV(3),
186+
_BV(1),
187+
_BV(0),
188+
_BV(4),
189+
_BV(6),
190+
_BV(7),
191+
_BV(5),
192+
193+
_BV(4), /* 8, port B */
194+
_BV(5),
195+
_BV(6),
196+
_BV(7),
197+
198+
_BV(6), /* 12 port C */
199+
_BV(7),
200+
201+
_BV(0), /* 14, port B */
202+
_BV(1),
203+
_BV(2),
204+
_BV(3),
205+
};
206+
207+
const uint8_t PROGMEM digital_pin_to_timer_PGM[18] = {
208+
NOT_ON_TIMER, /* 0, port D */
209+
NOT_ON_TIMER,
210+
NOT_ON_TIMER,
211+
TIMER0B,
212+
NOT_ON_TIMER,
213+
TIMER4D,
214+
NOT_ON_TIMER, // TIMER4D_NOT TODO. Complementary output of TIMER4D on Digital Pin 6. Not sure this was intended.
215+
NOT_ON_TIMER,
216+
217+
NOT_ON_TIMER, /* 8 port B */
218+
TIMER1A,
219+
TIMER1B,
220+
TIMER0A,
221+
222+
TIMER3A, /* 12 port C */
223+
TIMER4A,
224+
225+
NOT_ON_TIMER, /* 14 port B */
226+
NOT_ON_TIMER,
227+
};
228+
229+
#endif
230+
231+
#endif

0 commit comments

Comments
 (0)