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-rw-r--r--apps/spi-test/app.c28
1 files changed, 15 insertions, 13 deletions
diff --git a/apps/spi-test/app.c b/apps/spi-test/app.c
index 54b484ad..2ce2c1f7 100644
--- a/apps/spi-test/app.c
+++ b/apps/spi-test/app.c
@@ -2,11 +2,20 @@
#include <string.h>
#include <peripheral_clk_config.h>
#include "watch.h"
+#include "spiflash.h"
// this is a very basic app to confirm that SPI is working, tested with board OSO-MISC-21-017 and a GD25Q16C Flash chip.
void app_init(void) {
- watch_enable_spi();
+ spi_flash_init();
+
+ uint8_t buf[3] = {1, 2, 3};
+ flash_enable();
+ spi_flash_command(CMD_ENABLE_WRITE);
+ // note that you will need to erase the sector to write different values later:
+ // spi_flash_sector_command(CMD_SECTOR_ERASE, 0);
+ spi_flash_write_data(0, buf, 3);
+ flash_disable();
}
void app_wake_from_backup(void) {
@@ -23,20 +32,13 @@ void app_wake_from_standby(void) {
bool app_loop(void) {
- uint8_t get_id_command[1] = {0x9F};
uint8_t buf[3] = {0};
- watch_set_pin_level(A3, false);
-
- // should print 0, 0, 0
- watch_spi_send(get_id_command, 1);
- printf("blank: %x, %x, %x\n", buf[0], buf[1], buf[2]);
-
- // should print c8, 40, 15
- watch_spi_receive(buf, 3);
- printf("ident: %x, %x, %x\n", buf[0], buf[1], buf[2]);
-
- watch_set_pin_level(A3, true);
+ flash_enable();
+ // should print 1, 2, 3
+ spi_flash_read_data(0, buf, 3);
+ printf("data: %x, %x, %x\n", buf[0], buf[1], buf[2]);
+ flash_disable();
delay_ms(100);