Wrote miniblink.c for Blueboard-LPC1768-H, cleaned up gpio.h.

examples/lpc17xx/blueboard-lpc1768-h/miniblink/miniblink.c

@@ -0,0 +1,45 @@
+/*
+ * This file is part of the libopencm3 project.
+ *
+ * Copyright (C) 2010 Uwe Hermann <uwe@hermann-uwe.de>
+ *
+ * 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 3 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, see <http://www.gnu.org/licenses/>.
+ */
+
+#include <libopencm3/lpc17xx/gpio.h>
+
+void gpio_setup(void)
+{
+	GPIO1_DIR |= (1 << 29); /* Configure P1_29 as output. */
+}
+
+int main(void)
+{
+	int i;
+
+	gpio_setup();
+
+	/* Blink LED0 (P3_0) on the board. */
+	while (1) {
+		/* Manually: */
+		GPIO1_SET = (1 << 29);		/* LED off */
+		for (i = 0; i < 800000; i++)	/* Wait a bit. */
+			__asm__("nop");
+		GPIO1_CLR = (1 << 29);	/* LED on */
+		for (i = 0; i < 800000; i++)	/* Wait a bit. */
+			__asm__("nop");
+	}
+
+	return 0;
+}

include/libopencm3/lpc17xx/gpio.h

@@ -68,3 +68,5 @@
 #define GPIO2_CLR			GPIO_CLR(GPIO2)
 #define GPIO3_CLR			GPIO_CLR(GPIO3)
 #define GPIO4_CLR			GPIO_CLR(GPIO4)
+
+#endif