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-rw-r--r--hw/hank/emisar-d3aa/hwdef.h9
1 files changed, 9 insertions, 0 deletions
diff --git a/hw/hank/emisar-d3aa/hwdef.h b/hw/hank/emisar-d3aa/hwdef.h
index 56dd061..1e677b6 100644
--- a/hw/hank/emisar-d3aa/hwdef.h
+++ b/hw/hank/emisar-d3aa/hwdef.h
@@ -114,6 +114,15 @@ enum CHANNEL_MODES {
#define USE_VOLTAGE_VDDIO2
#endif
+// Alkaline AA can't handle the power this light wants,
+// so try to detect it and limit the maximum power
+#define USE_RAMP_LEVEL_HARD_LIMIT
+#define USE_WEAK_BATTERY_PROTECTION
+#define WEAK_BATTERY_HIGHEST_LIMIT RAMP_SIZE
+#define WEAK_BATTERY_MEDIUM_LIMIT (RAMP_SIZE*2/3)
+#define WEAK_BATTERY_LOWEST_LIMIT (RAMP_SIZE*1/3)
+#define WEAK_BATTERY_CHECK_LEVEL (RAMP_SIZE*2/3)
+
// average drop across diode on this hardware
#ifndef VOLTAGE_FUDGE_FACTOR
#define VOLTAGE_FUDGE_FACTOR 0 // using a PFET so no appreciable drop