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diff --git a/hw/thefreeman/avr32dd20-devkit/anduril.h b/hw/thefreeman/avr32dd20-devkit/anduril.h
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+++ b/hw/thefreeman/avr32dd20-devkit/anduril.h
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+// thefreeman's avr32dd20 devkit board
+// Copyright (C) 2023 thefreeman, Selene ToyKeeper
+// SPDX-License-Identifier: GPL-3.0-or-later
+#pragma once
+
+#define HWDEF_H thefreeman/avr32dd20-devkit/hwdef.h
+
+// HPRsense : 1.7+0.3+5 = 7mR (DMN22M5UFG+trace resistance+5mR)
+// Vsense=42.46mV, R1= 191k
+// LPRsense : 1R
+// transition DAC level 8, ramp level 45
+// fifth power ramp 0.1mA to 6066mA
+
+#define RAMP_SIZE 150
+
+// 4 ramp segments:
+//   - low  1.024V
+//   - low  2.5  V
+//   - high 1.024V
+//   - high 2.5  V
+// HDR ratio: 160
+// PWM1: DAC Data
+// level_calc.py 4.3287 1 150 7135 5 0.01 1400 --pwm 400000
+// top level for each "gear": 30 40 120 150
+#define PWM1_LEVELS \
+           6,   7,   9,  11,  14,  18,  23,  30,  37,  46,  56,  69,  83, 100, 120, 142, 168, 196, 229, 266, 307, 353, 403, 460, 522, 591, 667, 750, 840, 939, \
+         428, 476, 528, 584, 645, 710, 780, 856, 937,1023, \
+          17,  18,  20,  21,  23,  25,  27,  29,  32,  34,  37,  40,  42,  46,  49,  52,  56,  60,  64,  68,  72,  77,  81,  86,  92,  97, 103, 109, 115, 122, 128, 136, 143, 151, 159, 167, 176, 185, 194, 204, 214, 224, 235, 246, 258, 270, 283, 295, 309, 323, 337, 352, 367, 383, 399, 416, 434, 452, 470, 489, 509, 529, 550, 572, 594, 617, 640, 664, 689, 715, 741, 768, 796, 824, 854, 884, 915, 947, 979,1013, \
+         429, 443, 458, 473, 489, 505, 521, 538, 555, 572, 590, 609, 628, 647, 667, 687, 708, 729, 751, 773, 796, 819, 843, 867, 891, 917, 943, 969, 996,1023
+#define PWM2_LEVELS \
+         V10, V10, V10, V10, V10, V10, V10, V10, V10, V10, V10, V10, V10, V10, V10, V10, V10, V10, V10, V10, V10, V10, V10, V10, V10, V10, V10, V10, V10, V10, \
+         V25, V25, V25, V25, V25, V25, V25, V25, V25, V25, \
+         V10, V10, V10, V10, V10, V10, V10, V10, V10, V10, V10, V10, V10, V10, V10, V10, V10, V10, V10, V10, V10, V10, V10, V10, V10, V10, V10, V10, V10, V10, V10, V10, V10, V10, V10, V10, V10, V10, V10, V10, V10, V10, V10, V10, V10, V10, V10, V10, V10, V10, V10, V10, V10, V10, V10, V10, V10, V10, V10, V10, V10, V10, V10, V10, V10, V10, V10, V10, V10, V10, V10, V10, V10, V10, V10, V10, V10, V10, V10, V10, \
+         V25, V25, V25, V25, V25, V25, V25, V25, V25, V25, V25, V25, V25, V25, V25, V25, V25, V25, V25, V25, V25, V25, V25, V25, V25, V25, V25, V25, V25, V25
+#define MAX_1x7135            40
+#define HDR_ENABLE_LEVEL_MIN  41
+#define DEFAULT_LEVEL         50
+
+// no PWM, so MCU clock speed can be slow
+#define HALFSPEED_LEVEL      41
+#define QUARTERSPEED_LEVEL   40  // seems to run fine at 10kHz/4, try reducing more
+
+#define RAMP_SMOOTH_FLOOR    1
+#define RAMP_SMOOTH_CEIL     130  // 50% / 3A / 1000 lm
+// 1 22 [44] 65 87 108 130
+#define RAMP_DISCRETE_FLOOR  1
+#define RAMP_DISCRETE_CEIL   130
+#define RAMP_DISCRETE_STEPS  7
+
+// 20 [45] 70 95 120
+#define SIMPLE_UI_FLOOR      20
+#define SIMPLE_UI_CEIL       120  // ~2.25A / ~750 lm
+#define SIMPLE_UI_STEPS      5
+
+// don't blink mid-ramp
+#ifdef BLINK_AT_RAMP_MIDDLE
+#undef BLINK_AT_RAMP_MIDDLE
+#endif
+
+// thermal config
+
+// temperature limit
+#define THERM_FASTER_LEVEL  130 // stop panicking at 50%/3A
+#define MIN_THERM_STEPDOWN  MAX_1x7135
+
+
+// UI
+
+#define SIMPLE_UI_ACTIVE 0 // advanced UI by default, because it's a dev board
+
+// allow Aux Config and Strobe Modes in Simple UI
+//#define USE_EXTENDED_SIMPLE_UI
+
+// Allow 3C in Simple UI for switching between smooth and stepped ramping
+#define USE_SIMPLE_UI_RAMPING_TOGGLE
+
+#define DEFAULT_2C_STYLE 1 // enable 2 click turbo
+
+
+// AUX
+
+//#define USE_BUTTON_LED
+
+// this light has three aux LED channels: R, G, B
+#define USE_AUX_RGB_LEDS
+// turn on the aux LEDs while main LEDs are on
+// because this is a dev board and it's useful to see that
+#define USE_AUX_RGB_LEDS_WHILE_ON  20
+#define USE_INDICATOR_LED_WHILE_RAMPING
+
+// show each channel while it scroll by in the menu
+#define USE_CONFIG_COLORS
+
+// blink numbers on the main LEDs by default
+#define DEFAULT_BLINK_CHANNEL  CM_MAIN
+
+// use aux red + aux blue for police strobe
+#define USE_POLICE_COLOR_STROBE_MODE
+#define POLICE_STROBE_USES_AUX
+#define POLICE_COLOR_STROBE_CH1        CM_AUXRED
+#define POLICE_COLOR_STROBE_CH2        CM_AUXBLU
+
+// the aux LEDs are front-facing, so turn them off while main LEDs are on
+#ifdef USE_INDICATOR_LED_WHILE_RAMPING
+#undef USE_INDICATOR_LED_WHILE_RAMPING
+#endif
+
+
+// Misc
+
+#define PARTY_STROBE_ONTIME 1  // slow down party strobe
+#define STROBE_OFF_LEVEL 1  // keep the regulator chip on between pulses
+
+// smoother candle mode with bigger oscillations
+#define CANDLE_AMPLITUDE 40
+
+// enable 13H factory reset so it can be used on tail e-switch lights
+#define USE_SOFT_FACTORY_RESET
+
+// TODO: disable lowpass while asleep; the MCU oversamples
+