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| author | gdisirio <gdisirio@35acf78f-673a-0410-8e92-d51de3d6d3f4> | 2008-03-27 11:48:28 +0000 |
|---|---|---|
| committer | gdisirio <gdisirio@35acf78f-673a-0410-8e92-d51de3d6d3f4> | 2008-03-27 11:48:28 +0000 |
| commit | ef14f74f92fb52d0028eb36b7b48b7e7c4ef52c4 (patch) | |
| tree | b79cf5f74eadd4045dfa8ff5d4f2dc129bda5315 /demos/ARM7-LPC214x-G++/main.cpp | |
| parent | 810cd7514051b11eaaf93e3ffcba0c7195a6b89b (diff) | |
| download | ChibiOS-ef14f74f92fb52d0028eb36b7b48b7e7c4ef52c4.tar.gz ChibiOS-ef14f74f92fb52d0028eb36b7b48b7e7c4ef52c4.tar.bz2 ChibiOS-ef14f74f92fb52d0028eb36b7b48b7e7c4ef52c4.zip | |
git-svn-id: svn://svn.code.sf.net/p/chibios/svn/trunk@248 35acf78f-673a-0410-8e92-d51de3d6d3f4
Diffstat (limited to 'demos/ARM7-LPC214x-G++/main.cpp')
| -rw-r--r-- | demos/ARM7-LPC214x-G++/main.cpp | 141 |
1 files changed, 141 insertions, 0 deletions
diff --git a/demos/ARM7-LPC214x-G++/main.cpp b/demos/ARM7-LPC214x-G++/main.cpp new file mode 100644 index 000000000..b3c4f8e45 --- /dev/null +++ b/demos/ARM7-LPC214x-G++/main.cpp @@ -0,0 +1,141 @@ +/*
+ ChibiOS/RT - Copyright (C) 2006-2007 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.hpp>
+#include <evtimer.h>
+
+#include <lpc214x.h>
+#include <lpc214x_serial.h>
+
+using namespace chibios_rt;
+
+/*
+ * LED blinking sequences.
+ */
+#define SLEEP 0
+#define STOP 1
+#define BITCLEAR 2
+#define BITSET 3
+
+typedef struct {
+ uint8_t action;
+ uint32_t value;
+} bitop_t;
+
+bitop_t LED1_sequence[] =
+{
+ {BITCLEAR, 0x00000400},
+ {SLEEP, 200},
+ {BITSET, 0x00000400},
+ {SLEEP, 1800}
+};
+
+bitop_t LED2_sequence[] =
+{
+ {SLEEP, 1000},
+ {BITCLEAR, 0x00000800},
+ {SLEEP, 200},
+ {BITSET, 0x00000800},
+ {SLEEP, 800}
+};
+
+bitop_t LED3_sequence[] =
+{
+ {BITCLEAR, 0x80000000},
+ {SLEEP, 200},
+ {BITSET, 0x80000000},
+ {SLEEP, 300}
+};
+
+/**
+ * LED blinker thread class.
+ */
+class BlinkerThread : chibios_rt::BaseThread {
+private:
+ WorkingArea(wa, 64);
+ bitop_t *base, *curr, *top;
+
+protected:
+ virtual msg_t Main(void) {
+
+ while (TRUE) {
+ switch(curr->action) {
+ case SLEEP:
+ Sleep(curr->value);
+ break;
+ case STOP:
+ return 0;
+ case BITCLEAR:
+ IO0CLR = curr->value;
+ break;
+ case BITSET:
+ IO0SET = curr->value;
+ break;
+ }
+ if (++curr >= top)
+ curr = base;
+ }
+ }
+
+public:
+ BlinkerThread(bitop_t *sequence, int n) : BaseThread(NORMALPRIO, 0, wa, sizeof wa) {
+
+ base = curr = sequence;
+ top = sequence + n;
+ }
+};
+
+extern "C" {
+ msg_t TestThread(void *p);
+}
+
+/*
+ * Executed as event handler at 500mS intervals.
+ */
+static void TimerHandler(eventid_t id) {
+
+ if (!(IO0PIN & 0x00018000)) // Both buttons
+ TestThread(&COM1);
+}
+
+/*
+ * Entry point, the interrupts are disabled on entry.
+ */
+int main(int argc, char **argv) {
+ static const evhandler_t evhndl[] = {
+ TimerHandler
+ };
+ static EvTimer evt;
+ struct EventListener el0;
+
+ System::Init();
+
+ evtInit(&evt, 500); /* Initializes an event timer object. */
+ evtStart(&evt); /* Starts the event timer. */
+ chEvtRegister(&evt.et_es, &el0, 0); /* Registers on the timer event source. */
+
+ BlinkerThread blinker1(LED1_sequence, sizeof(LED1_sequence) / sizeof(bitop_t));
+ BlinkerThread blinker2(LED2_sequence, sizeof(LED2_sequence) / sizeof(bitop_t));
+ BlinkerThread blinker3(LED3_sequence, sizeof(LED3_sequence) / sizeof(bitop_t));
+
+ while(1)
+ Event::Wait(ALL_EVENTS, evhndl);
+
+ return 0;
+}
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