altos/lpc: Get USART running

Adds a simple demo thread that spews data to the serial port

Signed-off-by: Keith Packard <keithp@keithp.com>

1 files changed, 11 insertions, 0 deletions

diff --git a/src/lpcxpresso/ao_demo.c b/src/lpcxpresso/ao_demo.c
index 56fef706..eae9503e 100644
--- a/src/lpcxpresso/ao_demo.c
+++ b/src/lpcxpresso/ao_demo.c
@@ -26,6 +26,14 @@ static void demo(void) {
 	}
 }
 
+static struct ao_task serial_task;
+
+static void serial(void) {
+	for (;;) {
+		printf ("hello, world\n");
+	}
+}
+
 int
 main(void)
 {
@@ -35,9 +43,12 @@ main(void)
 	ao_clock_init();
 	ao_timer_init();
 	
+	ao_serial_init();
+
 	ao_task_init();
 
 	ao_add_task(&demo_task, demo, "demo");
+	ao_add_task(&serial_task, serial, "serial");
 
 	ao_start_scheduler();