add alternate _write for debugging USB issues

2021-08-28 19:36:00 -04:00
parent 048b5c1d3f
commit 27e3863a05
3 changed files with 30 additions and 4 deletions
--- a/watch-library/watch/watch_private.c
+++ b/watch-library/watch/watch_private.c
@@ -106,6 +106,15 @@ int _read() {
    return 0;
 }

+// Alternate function that outputs to the debug UART. useful for debugging USB issues.
+// int _write(int file, char *ptr, int len) {
+//     (void)file;
+//     int pos = 0;
+//     while(pos < len) watch_debug_putc(ptr[pos++]);
+
+//     return 0;
+// }
+
 void USB_Handler(void) {
    tud_int_handler(0);
 }