diff --git a/examples/lpc13xx/lpc-p1343/miniblink/Makefile b/examples/lpc13xx/lpc-p1343/miniblink/Makefile new file mode 100644 index 00000000..9f240801 --- /dev/null +++ b/examples/lpc13xx/lpc-p1343/miniblink/Makefile @@ -0,0 +1,23 @@ +## +## This file is part of the libopenstm32 project. +## +## Copyright (C) 2010 Uwe Hermann +## +## This program is free software: you can redistribute it and/or modify +## it under the terms of the GNU General Public License as published by +## the Free Software Foundation, either version 3 of the License, or +## (at your option) any later version. +## +## This program 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 General Public License for more details. +## +## You should have received a copy of the GNU General Public License +## along with this program. If not, see . +## + +BINARY = miniblink + +include ../../../Makefile.include + diff --git a/examples/lpc13xx/lpc-p1343/miniblink/README b/examples/lpc13xx/lpc-p1343/miniblink/README new file mode 100644 index 00000000..9595aab2 --- /dev/null +++ b/examples/lpc13xx/lpc-p1343/miniblink/README @@ -0,0 +1,10 @@ +------------------------------------------------------------------------------ +README +------------------------------------------------------------------------------ + +This is the smallest-possible example program using libopenstm32. + +It's intended for the NXP LPC1343-based Olimex LPC-1343 eval board (see +http://olimex.com/dev/lpc-p1343.html for details). It should blink +a LED on the board. + diff --git a/examples/lpc13xx/lpc-p1343/miniblink/miniblink.c b/examples/lpc13xx/lpc-p1343/miniblink/miniblink.c new file mode 100644 index 00000000..2a0a5d3c --- /dev/null +++ b/examples/lpc13xx/lpc-p1343/miniblink/miniblink.c @@ -0,0 +1,44 @@ +/* + * This file is part of the libopenstm32 project. + * + * Copyright (C) 2010 Uwe Hermann + * + * This program is free software: you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation, either version 3 of the License, or + * (at your option) any later version. + * + * This program 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 General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see . + */ + +// #include +#include + +void gpio_setup(void) +{ + GPIO3_DIR |= (1 << 0); /* Configure P3_0 as output. */ +} + +int main(void) +{ + int i; + + gpio_setup(); + + /* Blink LED0 (P3_0) on the board. */ + while (1) { + /* Manually: */ + GPIO3_DATA |= (1 << 0); /* LED off */ + for (i = 0; i < 80000; i++); /* Wait (needs -O0 CFLAGS). */ + GPIO3_DATA &= ~(1 << 0); /* LED on */ + for (i = 0; i < 80000; i++); /* Wait (needs -O0 CFLAGS). */ + } + + return 0; +} diff --git a/examples/lpc13xx/lpc-p1343/miniblink/miniblink.ld b/examples/lpc13xx/lpc-p1343/miniblink/miniblink.ld new file mode 100644 index 00000000..f313b218 --- /dev/null +++ b/examples/lpc13xx/lpc-p1343/miniblink/miniblink.ld @@ -0,0 +1,33 @@ +/* + * This file is part of the libopenstm32 project. + * + * Copyright (C) 2010 Uwe Hermann + * + * This program is free software: you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation, either version 3 of the License, or + * (at your option) any later version. + * + * This program 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 General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see . + */ + +/* Linker script for Olimex LPC-P1343 (LPC1343FBD48, 32K flash, 8K SRAM). */ + +/* Define memory regions. */ +MEMORY +{ + rom (rx) : ORIGIN = 0x00000000, LENGTH = 32K + ram (rwx) : ORIGIN = 0x10000000, LENGTH = 8K +} + +/* Include the common ld script from libopenstm32. */ +INCLUDE libopenstm32.ld + +/* FIXME: _stack is incorrect in that file, refactor! */ + diff --git a/include/lpc13xx/gpio.h b/include/lpc13xx/gpio.h index 5dcd23a1..b5455d71 100644 --- a/include/lpc13xx/gpio.h +++ b/include/lpc13xx/gpio.h @@ -33,6 +33,13 @@ /* --- GPIO registers ------------------------------------------------------ */ +/* GPIO data register (GPIOn_DATA) */ +#define GPIO_DATA(port) MMIO32(port + 0x3ffc) +#define GPIO0_DATA GPIO_DATA(GPIO0) +#define GPIO1_DATA GPIO_DATA(GPIO1) +#define GPIO2_DATA GPIO_DATA(GPIO2) +#define GPIO3_DATA GPIO_DATA(GPIO3) + /* GPIO data direction register (GPIOn_DIR) */ #define GPIO_DIR(port) MMIO32(port + 0x00) #define GPIO0_DIR GPIO_DIR(GPIO0)