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authorPiotr Esden-Tempski2012-02-21 13:51:56 -0800
committerPiotr Esden-Tempski2012-02-21 13:51:56 -0800
commitc654b2199a076da59e5cc71009c9d26ba9dbdeae (patch)
treeacb1a60d90ce5c0c319c4f86e2dd35a5c476587b /examples/stm32/f1/lisa-m-1/fancyblink
parentbffbb0e54de237b1e396994bb4c065b4a3682b6c (diff)
Renamed current lisa-m tests to lisa-m-1 as it differs a bit from v2.
Diffstat (limited to 'examples/stm32/f1/lisa-m-1/fancyblink')
-rw-r--r--examples/stm32/f1/lisa-m-1/fancyblink/Makefile25
-rw-r--r--examples/stm32/f1/lisa-m-1/fancyblink/fancyblink.c68
2 files changed, 93 insertions, 0 deletions
diff --git a/examples/stm32/f1/lisa-m-1/fancyblink/Makefile b/examples/stm32/f1/lisa-m-1/fancyblink/Makefile
new file mode 100644
index 0000000..52f5d95
--- /dev/null
+++ b/examples/stm32/f1/lisa-m-1/fancyblink/Makefile
@@ -0,0 +1,25 @@
+##
+## This file is part of the libopencm3 project.
+##
+## Copyright (C) 2009 Uwe Hermann <uwe@hermann-uwe.de>
+##
+## 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 <http://www.gnu.org/licenses/>.
+##
+
+BINARY = fancyblink
+
+LDSCRIPT = ../lisa-m.ld
+
+include ../../Makefile.include
+
diff --git a/examples/stm32/f1/lisa-m-1/fancyblink/fancyblink.c b/examples/stm32/f1/lisa-m-1/fancyblink/fancyblink.c
new file mode 100644
index 0000000..9f4f7dc
--- /dev/null
+++ b/examples/stm32/f1/lisa-m-1/fancyblink/fancyblink.c
@@ -0,0 +1,68 @@
+/*
+ * This file is part of the libopencm3 project.
+ *
+ * Copyright (C) 2009 Uwe Hermann <uwe@hermann-uwe.de>
+ * Copyright (C) 2011 Piotr Esden-Tempski <piotr@esden.net>
+ *
+ * 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 <http://www.gnu.org/licenses/>.
+ */
+
+#include <libopencm3/stm32/f1/rcc.h>
+#include <libopencm3/stm32/f1/gpio.h>
+
+/* Set STM32 to 72 MHz. */
+void clock_setup(void)
+{
+ rcc_clock_setup_in_hse_12mhz_out_72mhz();
+
+ /* Enable GPIOB, GPIOC, and AFIO clocks. */
+ rcc_peripheral_enable_clock(&RCC_APB2ENR, RCC_APB2ENR_IOPBEN);
+ rcc_peripheral_enable_clock(&RCC_APB2ENR, RCC_APB2ENR_IOPCEN);
+ rcc_peripheral_enable_clock(&RCC_APB2ENR, RCC_APB2ENR_AFIOEN);
+}
+
+void gpio_setup(void)
+{
+ /* Set GPIO13 (in GPIO port C) to 'output push-pull'. */
+ gpio_set_mode(GPIOC, GPIO_MODE_OUTPUT_50_MHZ,
+ GPIO_CNF_OUTPUT_PUSHPULL, GPIO13);
+
+ /* Set GPIO4 (in GPIO port B) to 'output push-pull'. */
+ gpio_set_mode(GPIOB, GPIO_MODE_OUTPUT_50_MHZ,
+ GPIO_CNF_OUTPUT_PUSHPULL, GPIO4);
+
+ AFIO_MAPR |= AFIO_MAPR_SWJ_CFG_FULL_SWJ_NO_JNTRST;
+
+ /* Preconfigure the LEDs. */
+ gpio_set(GPIOB, GPIO4); /* Switch off LED. */
+ gpio_clear(GPIOC, GPIO13); /* Switch on LED. */
+}
+
+int main(void)
+{
+ int i;
+
+ clock_setup();
+ gpio_setup();
+
+ /* Blink the LEDs (PC13 and PB4) on the board. */
+ while (1) {
+ gpio_toggle(GPIOC, GPIO13); /* LED on/off */
+ gpio_toggle(GPIOB, GPIO4); /* LED on/off */
+ for (i = 0; i < 800000; i++) /* Wait a bit. */
+ __asm__("nop");
+ }
+
+ return 0;
+}