Reduce wait time after changing sensor mode for ev3-like sensors

micropython/modules/ev3_sensors/micropython_api.c

@@ -5,7 +5,7 @@
 #include "ev3_sensor.h"
 
 #define COMMAND_SIZE_LIMIT 16
-#define SENSOR_SWITCH_DELAY 100
+#define SENSOR_SWITCH_DELAY 1
 #define SENSOR_SWITCH_MAX_ATTEMPTS 20
 #define DEFAULT_WAIT_TIMEOUT_MS 3000
 #define DISABLE_ID_CHECKS (-2) // -1 is returned from ev3_sensor_identify() when no sensor is present
@@ -205,11 +205,11 @@ STATIC mp_obj_t ev3_api_read_mode(mp_obj_t self_in, mp_obj_t mode_in) {
       break;
     }
     if (ev3_sensor_is_connected(&self->impl)) {
-      (void) ev3_sensor_set_mode(&self->impl, mode); // ignore: even if wq is full, in 100ms it shouldn't be
-      mp_hal_delay_ms(SENSOR_SWITCH_DELAY);
+      (void) ev3_sensor_set_mode(&self->impl, mode); // ignore: even if wq is full, try 1 ms later again to reduce wait time
     } else {
       mp_raise_msg(&mp_type_SensorNotReadyError, "Sensor has been unplugged");
     }
+    mp_hal_delay_ms(SENSOR_SWITCH_DELAY);
   }
   if (!done) {
     mp_raise_msg(&mp_type_SensorNotReadyError, "Sensor mode switch timed out");