+// #define TEST_PATTERN 1
+#ifdef TEST_PATTERN
+pattern_t test_pattern[] = {
+ { PWM_PAT(1, 0, 0), D_13 },
+ { PWM_PAT(2, 0, 0), D_13 },
+ { PWM_PAT(0, 0, 1), D_13 },
+ { PWM_PAT(0, 0, 2), D_13 },
+ PATTERN_END
+};
+#endif
+
+volatile unsigned char braking;
+static unsigned char dim_mode, towbar_mode;