add CONFIG printf

2026-03-19 10:22:44 +01:00 · 2021-05-13 13:03:00 +08:00
parent 3186a3216f
commit 3fb2310548
1 changed files with 1 additions and 1 deletions
--- a/Code/thermal_printer/devterm_thermal_printer.c
+++ b/Code/thermal_printer/devterm_thermal_printer.c
@@ -9,7 +9,7 @@
 #include <fcntl.h>
 #include <sys/stat.h>
 #include <unistd.h>
-
+#include <stdarg.h>

 #include <wiringPi.h>