X-Git-Url: https://git.gag.com/?a=blobdiff_plain;f=src%2Fsnekboard%2Fsnekboard.c;h=719ea01dd454230005de6af442be839e8d5b9a24;hb=a30f526c42177ed7d4ad239f31b7b5163e16a036;hp=19f5975cb3cafb586f887d1092dabb84b702948d;hpb=c869985188ce9d28c332e449b36c4c88077cd587;p=fw%2Faltos

diff --git a/src/snekboard/snekboard.c b/src/snekboard/snekboard.c
index 19f5975c..719ea01d 100644
--- a/src/snekboard/snekboard.c
+++ b/src/snekboard/snekboard.c
@@ -14,6 +14,29 @@
 
 #include <ao.h>
 #include <ao_led.h>
+#include <ao_dma_samd21.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 const uint8_t spi_test[] = {
+	0x55,
+};
+
+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(spi_test, sizeof(spi_test), 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)
 {
@@ -21,7 +44,11 @@ int main(void)
 	ao_clock_init();
 	ao_task_init();
 	ao_timer_init();
+	ao_dma_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;