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authorPiotr Esden-Tempski2010-12-17 23:23:10 +0100
committerPiotr Esden-Tempski2010-12-18 00:08:34 +0100
commit5e76fe66b7cd08ac8de3dc1f297da023b4749284 (patch)
tree49a5d050399ba7e79833db7631d233550d24803e
parent58e36dab2db06d0fabf5e59fe530dd38f30a1365 (diff)
Added obldc board led test program.
-rw-r--r--examples/Makefile10
-rw-r--r--examples/obldc/Makefile38
-rw-r--r--examples/obldc/led/Makefile22
-rw-r--r--examples/obldc/led/led.c70
-rw-r--r--examples/obldc/led/led.ld31
5 files changed, 169 insertions, 2 deletions
diff --git a/examples/Makefile b/examples/Makefile
index 9e4a396..8e3cd60 100644
--- a/examples/Makefile
+++ b/examples/Makefile
@@ -24,7 +24,7 @@ Q := @
MAKEFLAGS += --no-print-directory
endif
-all: stm32-h103 mb525 other
+all: stm32-h103 mb525 obldc other
stm32-h103:
@printf " BUILD examples/stm32-h103\n"
@@ -38,6 +38,10 @@ other:
@printf " BUILD examples/other\n"
$(Q)$(MAKE) -C other
+obldc:
+ @printf " BUILD examples/obldc\n"
+ $(Q)$(MAKE) -C obldc
+
clean:
@printf " CLEAN examples/stm32-h103\n"
$(Q)$(MAKE) -C stm32-h103 clean
@@ -45,6 +49,8 @@ clean:
$(Q)$(MAKE) -C mb525 clean
@printf " CLEAN examples/other\n"
$(Q)$(MAKE) -C other clean
+ @printf " CLEAN examples/obldc\n"
+ $(Q)$(MAKE) -C obldc clean
-.PHONY: stm32-h103 mb525 other clean
+.PHONY: stm32-h103 mb525 other obldc clean
diff --git a/examples/obldc/Makefile b/examples/obldc/Makefile
new file mode 100644
index 0000000..3c25b44
--- /dev/null
+++ b/examples/obldc/Makefile
@@ -0,0 +1,38 @@
+##
+## This file is part of the libopenstm32 project.
+##
+## Copyright (C) 2010 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/>.
+##
+
+# Be silent per default, but 'make V=1' will show all compiler calls.
+ifneq ($(V),1)
+Q := @
+# Do not print "Entering directory ...".
+MAKEFLAGS += --no-print-directory
+endif
+
+all: led
+
+led:
+ @printf " BUILD examples/obldc/led\n"
+ $(Q)$(MAKE) -C led
+
+clean:
+ @printf " CLEAN examples/obldc/led\n"
+ $(Q)$(MAKE) -C led clean
+
+.PHONY: led
+
diff --git a/examples/obldc/led/Makefile b/examples/obldc/led/Makefile
new file mode 100644
index 0000000..3add5b9
--- /dev/null
+++ b/examples/obldc/led/Makefile
@@ -0,0 +1,22 @@
+##
+## This file is part of the libopenstm32 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 = led
+
+include ../../Makefile.include
diff --git a/examples/obldc/led/led.c b/examples/obldc/led/led.c
new file mode 100644
index 0000000..5fe3013
--- /dev/null
+++ b/examples/obldc/led/led.c
@@ -0,0 +1,70 @@
+/*
+ * This file is part of the libopenstm32 project.
+ *
+ * Copyright (C) 2009 Uwe Hermann <uwe@hermann-uwe.de>
+ * Copyright (C) 2010 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 <libopenstm32/rcc.h>
+#include <libopenstm32/gpio.h>
+
+/* Set STM32 to 72 MHz. */
+void clock_setup(void)
+{
+ rcc_clock_setup_in_hse_8mhz_out_72mhz();
+
+ /* Enable GPIOA clock. */
+ rcc_peripheral_enable_clock(&RCC_APB2ENR, RCC_APB2ENR_IOPAEN);
+
+ /* Enable GPIOB clock. */
+ rcc_peripheral_enable_clock(&RCC_APB2ENR, RCC_APB2ENR_IOPBEN);
+
+}
+
+void gpio_setup(void)
+{
+ /* Set GPIO6 and 7 (in GPIO port A) to 'output push-pull'. */
+ gpio_set_mode(GPIOA, GPIO_MODE_OUTPUT_50_MHZ,
+ GPIO_CNF_OUTPUT_PUSHPULL,
+ GPIO6 | GPIO7);
+
+ /* Set GPIO0 and 1 (in GPIO port B) to 'output push-pull'. */
+ gpio_set_mode(GPIOB, GPIO_MODE_OUTPUT_50_MHZ,
+ GPIO_CNF_OUTPUT_PUSHPULL,
+ GPIO0 | GPIO1);
+}
+
+int main(void)
+{
+ int i;
+
+ clock_setup();
+ gpio_setup();
+
+ /* Blink the LED (PC12) on the board. */
+ while (1) {
+ gpio_toggle(GPIOA, GPIO6); /* LED on/off */
+ for (i = 0; i < 800000; i++); /* Wait (needs -O0 CFLAGS). */
+ gpio_toggle(GPIOA, GPIO7); /* LED on/off */
+ for (i = 0; i < 800000; i++); /* Wait (needs -O0 CFLAGS). */
+ gpio_toggle(GPIOB, GPIO0); /* LED on/off */
+ for (i = 0; i < 800000; i++); /* Wait (needs -O0 CFLAGS). */
+ gpio_toggle(GPIOB, GPIO1); /* LED on/off */
+ for (i = 0; i < 800000; i++); /* Wait (needs -O0 CFLAGS). */
+ }
+
+ return 0;
+}
diff --git a/examples/obldc/led/led.ld b/examples/obldc/led/led.ld
new file mode 100644
index 0000000..b3bb9a4
--- /dev/null
+++ b/examples/obldc/led/led.ld
@@ -0,0 +1,31 @@
+/*
+ * This file is part of the libopenstm32 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/>.
+ */
+
+/* Linker script for Olimex STM32-H103 (STM32F103RBT6, 128K flash, 20K RAM). */
+
+/* Define memory regions. */
+MEMORY
+{
+ rom (rx) : ORIGIN = 0x08000000, LENGTH = 128K
+ ram (rwx) : ORIGIN = 0x20000000, LENGTH = 20K
+}
+
+/* Include the common ld script from libopenstm32. */
+INCLUDE libopenstm32.ld
+