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-rw-r--r--digital/avr/modules/twi/test/test_twi_master.c94
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diff --git a/digital/avr/modules/twi/test/test_twi_master.c b/digital/avr/modules/twi/test/test_twi_master.c
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+/* test_twi_master.c */
+/* avr.twi.master - TWI master module. {{{
+ *
+ * Copyright (C) 2005 Clément Demonchy
+ *
+ * Robot APB Team/Efrei 2006.
+ * Web: http://assos.efrei.fr/robot/
+ * Email: robot AT efrei DOT fr
+ *
+ * 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 "common.h"
+
+#include "modules/uart/uart.h"
+#include "modules/proto/proto.h"
+#include "modules/twi/twi.h"
+#include "modules/utils/utils.h"
+#include "io.h"
+
+void proto_callback (uint8_t cmd, uint8_t size, uint8_t *args)
+{
+ uint8_t data[1] = {0x00};
+ int8_t c;
+ switch (cmd)
+ {
+ case 's':
+ if (size == 2)
+ {
+ proto_send ('s', 0, 0);
+ twi_ms_send (args[0], &args[1], 1);
+ while (!twi_ms_is_finished ())
+ ;
+ proto_send ('f', 0, 0);
+ }
+ else
+ proto_send ('e', 0, 0);
+ break;
+ case 'r':
+ if (size == 2)
+ {
+ uart0_putc ('r');
+ c = twi_ms_read (args[0], data, 1);
+ if (c != 0)
+ proto_send ('e', 1 , 0);
+ else
+ {
+ while (!twi_ms_is_finished ())
+ ;
+ proto_send ('f', 1, data);
+ }
+ }
+ else
+ proto_send ('e', 1, 0);
+ break;
+ case 'z':
+ utils_reset ();
+ break;
+ default:
+ proto_send ('e', 1, 0);
+ }
+}
+
+int
+main (void)
+{
+ uint8_t c;
+ sei ();
+ uart0_init ();
+ twi_init (0x04);
+ uart0_putc ('m');
+ uart0_putc ('s');
+ uart0_putc ('s');
+ uart0_putc ('\r');
+ while (42)
+ {
+ c = uart0_getc ();
+ proto_accept (c);
+ }
+ return 0;
+}