Michael Ossmann
13 years ago
5 changed files with 116 additions and 0 deletions
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These example programs are written for the Diolan LPC-4350-DB1: |
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http://www.diolan.com/lpc4350-features.html |
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/* |
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* This file is part of the libopencm3 project. |
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* |
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* Copyright (C) 2010 Uwe Hermann <uwe@hermann-uwe.de> |
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* |
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* This library is free software: you can redistribute it and/or modify |
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* it under the terms of the GNU Lesser General Public License as published by |
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* the Free Software Foundation, either version 3 of the License, or |
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* (at your option) any later version. |
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* |
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* This library is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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* GNU Lesser General Public License for more details. |
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* |
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* You should have received a copy of the GNU Lesser General Public License |
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* along with this library. If not, see <http://www.gnu.org/licenses/>. |
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*/ |
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/* Linker script for HackRF Jellybean (LPC4330, 1M SPI flash, 64K SRAM). */ |
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/* Define memory regions. */ |
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MEMORY |
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{ |
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/* rom is really the shadow region that points to SPI flash or elsewhere */ |
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rom (rx) : ORIGIN = 0x00000000, LENGTH = 1M |
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ram (rwx) : ORIGIN = 0x10000000, LENGTH = 128K |
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/* there are some additional RAM regions */ |
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} |
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/* Include the common ld script. */ |
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INCLUDE libopencm3_lpc43xx.ld |
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##
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## This file is part of the libopencm3 project.
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##
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## Copyright (C) 2010 Uwe Hermann <uwe@hermann-uwe.de>
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##
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## This library is free software: you can redistribute it and/or modify
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## it under the terms of the GNU Lesser General Public License as published by
|
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## the Free Software Foundation, either version 3 of the License, or
|
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## (at your option) any later version.
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##
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## This library is distributed in the hope that it will be useful,
|
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## but WITHOUT ANY WARRANTY; without even the implied warranty of
|
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## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
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## GNU Lesser General Public License for more details.
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##
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## You should have received a copy of the GNU Lesser General Public License
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## along with this library. If not, see <http://www.gnu.org/licenses/>.
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##
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BINARY = miniblink |
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LDSCRIPT = ../diolan-lpc-4350-db1.ld |
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include ../../Makefile.include |
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------------------------------------------------------------------------------ |
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README |
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------------------------------------------------------------------------------ |
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This is the smallest-possible example program using libopencm3. |
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It's intended for the Diolan LPC-4350-DB1: |
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http://www.diolan.com/lpc4350-features.html |
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It should blink D2 on the board. |
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/*
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* This file is part of the libopencm3 project. |
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* |
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* Copyright (C) 2010 Uwe Hermann <uwe@hermann-uwe.de> |
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* Copyright (C) 2012 Michael Ossmann <mike@ossmann.com> |
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* |
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* This library is free software: you can redistribute it and/or modify |
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* it under the terms of the GNU Lesser General Public License as published by |
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* the Free Software Foundation, either version 3 of the License, or |
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* (at your option) any later version. |
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* |
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* This library is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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* GNU Lesser General Public License for more details. |
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* |
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* You should have received a copy of the GNU Lesser General Public License |
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* along with this library. If not, see <http://www.gnu.org/licenses/>.
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*/ |
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#include <libopencm3/lpc43xx/gpio.h> |
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void gpio_setup(void) |
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{ |
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GPIO0_DIR |= (1 << 5); /* Configure GPIO0[5] (P6_6) as output. */ |
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} |
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int main(void) |
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{ |
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int i; |
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gpio_setup(); |
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/* Blink D2 on the board. */ |
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while (1) { |
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gpio_set(GPIO0, GPIOPIN5); /* LED on */ |
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for (i = 0; i < 800000; i++) /* Wait a bit. */ |
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__asm__("nop"); |
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gpio_clear(GPIO0, GPIOPIN5); /* LED off */ |
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for (i = 0; i < 800000; i++) /* Wait a bit. */ |
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__asm__("nop"); |
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} |
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return 0; |
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} |
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