WOW !! !! !! #302

2025-03-07 15:03:38 -05:00 · 2025-03-07 15:03:38 -05:00 · d06be0c47f
parent e1d008f68c
commit d06be0c47f
1 changed files with 1 additions and 0 deletions
--- a/GDI-4ch/firmware/misc.cpp
+++ b/GDI-4ch/firmware/misc.cpp
@ -15,5 +15,6 @@ void miscInit(void)
 * return 0 or 1
 */
 int boardGetId(void) {
+    // you would not believe it: double-exclamation mark is a feature here to guarantee 0 or 1 value
 	return !!palReadPad(BOARD_ID_PORT, BOARD_ID_PIN);
 }