#include <ao.h>
#include <ao_led.h>
+#define SNEK_CS_PORT (&samd21_port_a)
+#define SNEK_CS_PIN (11)
+#define SNEK_SPI_INDEX AO_SPI_0_PA08_PA09_PA10
+#define SNEK_SPI_SPEED ao_spi_speed(1000000)
+
+static void
+ao_spi_test(void)
+{
+ ao_spi_get_bit(SNEK_CS_PORT, SNEK_CS_PIN, SNEK_SPI_INDEX, SNEK_SPI_SPEED);
+ ao_spi_send("hello", 5, SNEK_SPI_INDEX);
+ ao_spi_put_bit(SNEK_CS_PORT, SNEK_CS_PIN, SNEK_SPI_INDEX);
+}
+
+const struct ao_cmds ao_spi_cmds[] = {
+ { ao_spi_test, "s \0Send some bytes over spi" },
+ { 0, NULL },
+};
+
int main(void)
{
ao_led_init();
ao_clock_init();
ao_task_init();
ao_timer_init();
+ ao_spi_init();
ao_usb_init();
+ ao_cmd_register(ao_spi_cmds);
+ ao_spi_init_cs(&samd21_port_a, 1 << 11); /* analog 8 for CS */
ao_cmd_init();
ao_start_scheduler();
return 0;