1 files changed, 17 insertions, 10 deletions

diff --git a/shared/consts.h b/shared/consts.h
index 11e6d14..9c2358f 100644
--- a/shared/consts.h
+++ b/shared/consts.h
@@ -4,7 +4,7 @@
 
 #ifndef W2_BUILD_STR
 // is defined by CFLAGS += -DW2_BUILD_STR in makefile
-#define W2_BUILD_STR ("????????")
+#define W2_BUILD_STR "????????"
 #endif
 
 #if !defined W2_HOST_WIN32 && !defined W2_HOST_LINUX
@@ -13,32 +13,39 @@
 #endif
 
 /** serial baud rate (bit/s) */
-#define W2_SERIAL_BAUD (9600)
+#define W2_SERIAL_BAUD 9600
 /** size of input (receive) buffer (in bytes) */
-#define W2_SERIAL_READ_BUFFER_SIZE (255)
+#define W2_SERIAL_READ_BUFFER_SIZE 255
 
 /** size of the error handling buffer (in errors, not bytes) */
-#define W2_ERROR_BUFFER_SIZE (16)
+#define W2_ERROR_BUFFER_SIZE 16
 /** size of the serial communication buffer (in messages, not bytes) */
-#define W2_SERCOMM_BUFFER_SIZE (16)
+#define W2_SERCOMM_BUFFER_SIZE 16
 /** size of mode history buffer */
-#define W2_MODE_HISTORY_BUFFER_SIZE (8)
+#define W2_MODE_HISTORY_BUFFER_SIZE 8
 
 /** max logic module execution time in milliseconds */
-#define W2_MAX_MODULE_CYCLE_MS (20)
+#define W2_MAX_MODULE_CYCLE_MS 20
 
 /** exponential moving average new measurement weight (double 0-1) */
-#define W2_EMA_WEIGHT (0.10)
+#define W2_EMA_WEIGHT 0.10
 
 /** minimal time between pings */
-#define W2_PING_FREQUENCY (1e3)
+#define W2_PING_FREQUENCY 1e3
 /** max time between ping and answer */
-#define W2_PING_TIMEOUT (5e3)
+#define W2_PING_TIMEOUT 5e3
 
 /** default map width/height */
 #define W2_MAP_DEFAULT_HEIGHT 5
 #define W2_MAP_DEFAULT_WIDTH 5
 
+/** distance too close schmitt trigger low threshold */
+#define W2_IO_DISTANCE_CLOSE_THRESHOLD 400
+/** distance too close schmitt trigger high threshold */
+#define W2_IO_DISTANCE_FAR_THRESHOLD 100
+/** go into emergency mode if object still present after n ms */
+#define W2_IO_DISTANCE_TOO_CLOSE_TIMEOUT 5e3
+
 /** front-facing distance sensor pinout */
 #define W2_FRONT_SENSOR_PIN 5
 /** battery voltage sensor pinout */