Mark module-private variables static

[model-railway-devices.git] / arducontrol / s88.c

diff --git a/arducontrol/s88.c b/arducontrol/s88.c
index bce0a2a090bc69ddea12eb0663962ee3cf32f900..cfe536734be49a78fa7642193148822120304bcb 100644 (file)
--- a/arducontrol/s88.c
+++ b/arducontrol/s88.c
@@ -11,12 +11,12 @@
 #define DATA PIN7
 #define BIT(x) (1<<(x))
 
-volatile uint8_t s88_read_count = 0;
-uint8_t s88_read_bit = 0;
-volatile uint8_t s88_read_phase = 0;
-uint8_t s88_data = 0;
-RINGBUFFER(s88_buffer, 8);
-uint8_t s88_out_index = 0;
+static volatile uint8_t s88_read_count = 0;
+static uint8_t s88_read_bit = 0;
+static volatile uint8_t s88_read_phase = 0;
+static uint8_t s88_data = 0;
+static RINGBUFFER(s88_buffer, 8);
+static uint8_t s88_out_index = 0;
 
 void s88_init(void)
 {