diff options
Diffstat (limited to 'usrp2/firmware/apps/blink_leds2.c')
-rw-r--r-- | usrp2/firmware/apps/blink_leds2.c | 53 |
1 files changed, 53 insertions, 0 deletions
diff --git a/usrp2/firmware/apps/blink_leds2.c b/usrp2/firmware/apps/blink_leds2.c new file mode 100644 index 000000000..d4bd89a19 --- /dev/null +++ b/usrp2/firmware/apps/blink_leds2.c @@ -0,0 +1,53 @@ +/* + * Copyright 2007 Free Software Foundation, Inc. + * + * 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/>. + */ + +#ifdef HAVE_CONFIG_H +#include "config.h" +#endif + +#include "u2_init.h" +#include "memory_map.h" +#include "hal_io.h" +#include "pic.h" +#include "nonstdio.h" + +//#define DELTA_T (MASTER_CLK_RATE/2) // 0.5s (10ns per tick) +#define DELTA_T 5000 // 5 us (10ns per tick) + + +void +timer_handler(unsigned irq) +{ + hal_set_timeout(DELTA_T); // schedule next timeout + hal_toggle_leds(0x2); +} + +int +main(void) +{ + u2_init(); + + putstr("blink_leds2\n"); + pic_register_handler(IRQ_TIMER, timer_handler); + hal_set_timeout(DELTA_T); // schedule next timeout + + while(1){ + hal_toggle_leds(0x1); + } + + return 0; +} |