diff options
author | gdisirio <gdisirio@35acf78f-673a-0410-8e92-d51de3d6d3f4> | 2011-09-20 19:44:18 +0000 |
---|---|---|
committer | gdisirio <gdisirio@35acf78f-673a-0410-8e92-d51de3d6d3f4> | 2011-09-20 19:44:18 +0000 |
commit | f90273557f060f07b87c1c9e3765f74491910533 (patch) | |
tree | 9abc37e4b6d2f15081a6c8f1d1d6f2635966c138 /testhal/STM32L1xx/EXT/main.c | |
parent | 450a8fe0c86102a685fa8accde3a9a0aa8a05ae7 (diff) | |
download | ChibiOS-f90273557f060f07b87c1c9e3765f74491910533.tar.gz ChibiOS-f90273557f060f07b87c1c9e3765f74491910533.tar.bz2 ChibiOS-f90273557f060f07b87c1c9e3765f74491910533.zip |
git-svn-id: svn://svn.code.sf.net/p/chibios/svn/trunk@3373 35acf78f-673a-0410-8e92-d51de3d6d3f4
Diffstat (limited to 'testhal/STM32L1xx/EXT/main.c')
-rw-r--r-- | testhal/STM32L1xx/EXT/main.c | 108 |
1 files changed, 108 insertions, 0 deletions
diff --git a/testhal/STM32L1xx/EXT/main.c b/testhal/STM32L1xx/EXT/main.c new file mode 100644 index 000000000..7bf0cb54e --- /dev/null +++ b/testhal/STM32L1xx/EXT/main.c @@ -0,0 +1,108 @@ +/*
+ ChibiOS/RT - Copyright (C) 2006,2007,2008,2009,2010,
+ 2011 Giovanni Di Sirio.
+
+ This file is part of ChibiOS/RT.
+
+ ChibiOS/RT 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.
+
+ ChibiOS/RT 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 "ch.h"
+#include "hal.h"
+
+static void led4off(void *arg) {
+
+ (void)arg;
+ palClearPad(GPIOB, GPIOB_LED4);
+}
+
+/* Triggered when the button is pressed or released. The LED4 is set to ON.*/
+static void extcb1(EXTDriver *extp, expchannel_t channel) {
+ static VirtualTimer vt4;
+
+ (void)extp;
+ (void)channel;
+ palSetPad(GPIOB, GPIOB_LED4);
+ chSysLockFromIsr();
+ if (chVTIsArmedI(&vt4))
+ chVTResetI(&vt4);
+ /* LED4 set to OFF after 200mS.*/
+ chVTSetI(&vt4, MS2ST(200), led4off, NULL);
+ chSysUnlockFromIsr();
+}
+
+static const EXTConfig extcfg = {
+ {
+ {EXT_CH_MODE_BOTH_EDGES | EXT_CH_MODE_AUTOSTART, extcb1},
+ {EXT_CH_MODE_DISABLED, NULL},
+ {EXT_CH_MODE_DISABLED, NULL},
+ {EXT_CH_MODE_DISABLED, NULL},
+ {EXT_CH_MODE_DISABLED, NULL},
+ {EXT_CH_MODE_DISABLED, NULL},
+ {EXT_CH_MODE_DISABLED, NULL},
+ {EXT_CH_MODE_DISABLED, NULL},
+ {EXT_CH_MODE_DISABLED, NULL},
+ {EXT_CH_MODE_DISABLED, NULL},
+ {EXT_CH_MODE_DISABLED, NULL},
+ {EXT_CH_MODE_DISABLED, NULL},
+ {EXT_CH_MODE_DISABLED, NULL},
+ {EXT_CH_MODE_DISABLED, NULL},
+ {EXT_CH_MODE_DISABLED, NULL},
+ {EXT_CH_MODE_DISABLED, NULL},
+ {EXT_CH_MODE_DISABLED, NULL},
+ {EXT_CH_MODE_DISABLED, NULL},
+ {EXT_CH_MODE_DISABLED, NULL},
+ {EXT_CH_MODE_DISABLED, NULL},
+ {EXT_CH_MODE_DISABLED, NULL},
+ {EXT_CH_MODE_DISABLED, NULL},
+ {EXT_CH_MODE_DISABLED, NULL}
+ },
+ EXT_MODE_EXTI(EXT_MODE_GPIOA, /* Button.*/
+ 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0)
+};
+
+/*
+ * Application entry point.
+ */
+int main(void) {
+
+ /*
+ * System initializations.
+ * - HAL initialization, this also initializes the configured device drivers
+ * and performs the board-specific initializations.
+ * - Kernel initialization, the main() function becomes a thread and the
+ * RTOS is active.
+ */
+ halInit();
+ chSysInit();
+
+ /*
+ * Activates the EXT driver 1.
+ */
+ extStart(&EXTD1, &extcfg);
+
+ /*
+ * Normal main() thread activity, in this demo it enables and disables the
+ * button EXT channel using 5 seconds intervals.
+ */
+ while (TRUE) {
+ EXTI->SWIER = 64;
+ chThdSleepMilliseconds(5000);
+ extChannelDisable(&EXTD1, 0);
+ EXTI->SWIER = 64;
+ chThdSleepMilliseconds(5000);
+ extChannelEnable(&EXTD1, 0);
+ }
+}
|