Initailize repository

1 files changed, 33 insertions, 0 deletions

diff --git a/examples/readwrite.c b/examples/readwrite.c
new file mode 100644
index 0000000..4b48bd6
--- /dev/null
+++ b/examples/readwrite.c
@@ -0,0 +1,33 @@
+#include <stdio.h>
+#include "ds1302.h"
+
+int main(int argc, char ** argv) {
+
+    uint8_t seconds = 0x00;
+    uint8_t minute = 0x00;
+    uint8_t writeProtect = 0xFF;
+    uint8_t buffer[9];
+    struct tm date;
+
+    if(!bcm2835_init()) {
+        printf("Unable to init bcm2835\n");
+        return 0;
+    }
+    
+    struct ds1302_spi_session session = {RPI_GPIO_P1_23, RPI_GPIO_P1_24, RPI_GPIO_P1_21 };
+    ds1302_spi_session_start(&session);
+    ds1302_set_writeprotect(&session, 0x00);
+
+    seconds = ds1302_read_register(&session, DS1302_SECOND);
+    minute = ds1302_read_register(&session, DS1302_MINUTE);
+    printf("Seconds: 0x%X minute: 0x%X\n", seconds, minute);
+
+    delay(1000);
+
+    seconds = ds1302_read_register(&session, DS1302_SECOND);
+    minute = ds1302_read_register(&session, DS1302_MINUTE);
+    printf("Seconds: 0x%X minute: 0x%X\n", seconds, minute);
+
+    ds1302_spi_session_end(&session);
+    return 0;
+}