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Diffstat (limited to 'digital/ucoolib/ucoolib/hal/gpio/gpio.stm32f4.hh')
-rw-r--r--digital/ucoolib/ucoolib/hal/gpio/gpio.stm32f4.hh67
1 files changed, 67 insertions, 0 deletions
diff --git a/digital/ucoolib/ucoolib/hal/gpio/gpio.stm32f4.hh b/digital/ucoolib/ucoolib/hal/gpio/gpio.stm32f4.hh
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index 00000000..75727c34
--- /dev/null
+++ b/digital/ucoolib/ucoolib/hal/gpio/gpio.stm32f4.hh
@@ -0,0 +1,67 @@
+#ifndef ucoolib_hal_gpio_gpio_stm32f4_hh
+#define ucoolib_hal_gpio_gpio_stm32f4_hh
+// ucoolib - Microcontroller object oriented library. {{{
+//
+// Copyright (C) 2012 Nicolas Schodet
+//
+// APBTeam:
+// Web: http://apbteam.org/
+// Email: team AT apbteam DOT org
+//
+// 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 2 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, write to the Free Software
+// Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+//
+// }}}
+#include "ucoolib/intf/io.hh"
+
+#include <libopencm3/stm32/f4/gpio.h>
+
+namespace ucoo {
+
+/// General purpose input/output on STM32F4.
+class Gpio : public Io
+{
+ public:
+ /// Constructor, take the PORT base address, and pin BIT number.
+ Gpio (uint32_t port, int bit);
+ /// See Io::set.
+ void set ();
+ /// See Io::reset.
+ void reset ();
+ /// See Io::set.
+ void set (bool state);
+ /// See Io::toggle.
+ void toggle ();
+ /// See Io::get.
+ bool get () const;
+ /// See Io::input.
+ void input ();
+ /// See Io::output.
+ void output ();
+ private:
+ /// Port register base address.
+ const uint32_t port_;
+ /// IO bitmask.
+ const uint16_t mask_;
+};
+
+inline
+Gpio::Gpio (uint32_t port, int bit)
+ : port_ (port), mask_ (1u << bit)
+{
+}
+
+} // namespace ucoo
+
+#endif // ucoolib_hal_gpio_gpio_stm32f4_hh