diff options
Diffstat (limited to 'hw/hank/emisar-d4k-3ch')
| -rw-r--r-- | hw/hank/emisar-d4k-3ch/cfg.h | 106 | ||||
| -rw-r--r-- | hw/hank/emisar-d4k-3ch/hwdef.c | 362 | ||||
| -rw-r--r-- | hw/hank/emisar-d4k-3ch/hwdef.h | 248 |
3 files changed, 716 insertions, 0 deletions
diff --git a/hw/hank/emisar-d4k-3ch/cfg.h b/hw/hank/emisar-d4k-3ch/cfg.h new file mode 100644 index 0000000..c39ac01 --- /dev/null +++ b/hw/hank/emisar-d4k-3ch/cfg.h @@ -0,0 +1,106 @@ +// Emisar D4K 3-channel config options for Anduril +// Copyright (C) 2023 Selene ToyKeeper +// SPDX-License-Identifier: GPL-3.0-or-later +#pragma once + +#define MODEL_NUMBER "0151" +#include "hwdef-emisar-d4k-3ch.h" +#include "hank-cfg.h" +// ATTINY: 1634 + +// 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 +// (in case there's a RGB button) +#define USE_AUX_RGB_LEDS_WHILE_ON 40 +#define USE_INDICATOR_LED_WHILE_RAMPING + +// channel modes... +// CM_MAIN2, CM_LED3, CM_LED4, CM_ALL, +// CM_BLEND34A, CM_BLEND34B, CM_HSV, CM_AUTO3 +#define DEFAULT_CHANNEL_MODE CM_ALL + +#define FACTORY_RESET_WARN_CHANNEL CM_LED4 +#define FACTORY_RESET_SUCCESS_CHANNEL CM_MAIN2 + +#define CONFIG_WAITING_CHANNEL CM_LED3 +#define CONFIG_BLINK_CHANNEL CM_ALL + +// blink numbers on the main LEDs by default (but allow user to change it) +#define DEFAULT_BLINK_CHANNEL CM_MAIN2 + +// LEDs 3 and 4 make a nice police strobe +#define POLICE_COLOR_STROBE_CH1 CM_LED3 +#define POLICE_COLOR_STROBE_CH2 CM_LED4 +// aux red + aux blue are the correct colors, but are dim +//#define POLICE_COLOR_STROBE_CH1 CM_AUXRED +//#define POLICE_COLOR_STROBE_CH2 CM_AUXBLU + +// how much to increase total brightness at middle tint +// (0 = 100% brightness, 64 = 200% brightness) +#define TINT_RAMPING_CORRECTION 0 // none, linear regulator doesn't need it + +// main 2 LEDs +// output: unknown, 2000 lm? +// LED 3 / 4 +// output: unknown, 1000 lm each? +#define RAMP_SIZE 150 +// delta-sigma modulated PWM (0b0HHHHHHHHLLLLLLL = 0, 8xHigh, 7xLow bits) +// level_calc.py 5.01 1 150 7135 0 0.2 2000 --pwm 32640 +// (max is (255 << 7), because it's 8-bit PWM plus 7 bits of DSM) +#define PWM1_LEVELS 0,1,2,3,4,5,6,7,9,10,12,14,17,19,22,25,28,32,36,41,45,50,56,62,69,76,84,92,101,110,121,132,143,156,169,184,199,215,232,251,270,291,313,336,360,386,414,442,473,505,539,574,612,651,693,736,782,829,880,932,987,1045,1105,1168,1233,1302,1374,1449,1527,1608,1693,1781,1873,1969,2068,2172,2279,2391,2507,2628,2753,2883,3018,3158,3303,3454,3609,3771,3938,4111,4289,4475,4666,4864,5068,5280,5498,5724,5957,6197,6445,6701,6965,7237,7518,7808,8106,8413,8730,9056,9392,9737,10093,10459,10835,11223,11621,12031,12452,12884,13329,13786,14255,14737,15232,15741,16262,16798,17347,17911,18489,19082,19691,20314,20954,21609,22281,22969,23674,24397,25137,25895,26671,27465,28279,29111,29963,30835,31727,32640 + +#define MIN_THERM_STEPDOWN 50 +#define DEFAULT_LEVEL 70 +#define MAX_1x7135 70 +// always run at 1/4th speed, because 4 kHz PWM is enough for this circuit +// and speed changes make a big visible bump +#define HALFSPEED_LEVEL 255 +#define QUARTERSPEED_LEVEL 255 + +#define RAMP_SMOOTH_FLOOR 1 +#define RAMP_SMOOTH_CEIL 130 +// 10, 30, 50, [70], 90, 110, 130 +#define RAMP_DISCRETE_FLOOR 10 +#define RAMP_DISCRETE_CEIL RAMP_SMOOTH_CEIL +#define RAMP_DISCRETE_STEPS 7 + +// 10 40 [70] 100 130 +#define SIMPLE_UI_FLOOR RAMP_DISCRETE_FLOOR +#define SIMPLE_UI_CEIL RAMP_DISCRETE_CEIL +#define SIMPLE_UI_STEPS 5 + +// stop panicking at ~1500 lm +#define THERM_FASTER_LEVEL 130 + +#define USE_POLICE_COLOR_STROBE_MODE +#undef TACTICAL_LEVELS +#define TACTICAL_LEVELS 120,30,(RAMP_SIZE+3) // high, low, police strobe + +// use the brightest setting for strobe +#define STROBE_BRIGHTNESS MAX_LEVEL +// slow down party strobe; this driver can't pulse for 1ms or less +#define PARTY_STROBE_ONTIME 2 +// #define STROBE_OFF_LEVEL 1 // nope, this makes strobe blurry +// bike strobe needs a longer pulse too? +//#define BIKE_STROBE_ONTIME 8 + +// the default of 26 looks a bit flat, so increase it +#define CANDLE_AMPLITUDE 33 + +// the power regulator is a bit slow, so push it harder for a quick response from off +#define DEFAULT_JUMP_START_LEVEL 21 +#define BLINK_BRIGHTNESS 50 +#define BLINK_ONCE_TIME 12 // longer blink, since main LEDs are slow + +#define THERM_CAL_OFFSET 5 + +// don't blink while ramping +#ifdef BLINK_AT_RAMP_MIDDLE +#undef BLINK_AT_RAMP_MIDDLE +#endif + +// for consistency with KR4 (not otherwise necessary though) +#define USE_SOFT_FACTORY_RESET + diff --git a/hw/hank/emisar-d4k-3ch/hwdef.c b/hw/hank/emisar-d4k-3ch/hwdef.c new file mode 100644 index 0000000..e35af08 --- /dev/null +++ b/hw/hank/emisar-d4k-3ch/hwdef.c @@ -0,0 +1,362 @@ +// Emisar D4K 3-channel hwdef +// Copyright (C) 2023 Selene ToyKeeper +// SPDX-License-Identifier: GPL-3.0-or-later +#pragma once + +#include "spaghetti-monster/anduril/channel-modes.h" //for circular_tint_3h() +#include "chan-rgbaux.c" + +void set_level_zero(); + +void set_level_main2(uint8_t level); +void set_level_led3(uint8_t level); +void set_level_led4(uint8_t level); +void set_level_all(uint8_t level); +void set_level_led34a_blend(uint8_t level); +void set_level_led34b_blend(uint8_t level); +void set_level_hsv(uint8_t level); +void set_level_auto3(uint8_t level); + +bool gradual_tick_main2(uint8_t gt); +bool gradual_tick_led3(uint8_t gt); +bool gradual_tick_led4(uint8_t gt); +bool gradual_tick_all(uint8_t gt); +bool gradual_tick_led34a_blend(uint8_t gt); +bool gradual_tick_led34b_blend(uint8_t gt); +bool gradual_tick_hsv(uint8_t gt); +bool gradual_tick_auto3(uint8_t gt); + + +Channel channels[] = { + { // main 2 LEDs only + .set_level = set_level_main2, + .gradual_tick = gradual_tick_main2, + .has_args = 0 + }, + { // 3rd LED only + .set_level = set_level_led3, + .gradual_tick = gradual_tick_led3, + .has_args = 0 + }, + { // 4th LED only + .set_level = set_level_led4, + .gradual_tick = gradual_tick_led4, + .has_args = 0 + }, + { // all channels, tied together (equal amounts, max power) + .set_level = set_level_all, + .gradual_tick = gradual_tick_all, + .has_args = 0 + }, + { // 3rd + 4th LEDs, manual blend (max "100%" power) (8/16/16) + .set_level = set_level_led34a_blend, + .gradual_tick = gradual_tick_led34a_blend, + .has_args = 1 + }, + { // 3rd + 4th LEDs, manual blend (max "100%" power) (16/16/8) + .set_level = set_level_led34b_blend, + .gradual_tick = gradual_tick_led34b_blend, + .has_args = 1 + }, + { // 3ch blend (HSV style) + .set_level = set_level_hsv, + .gradual_tick = gradual_tick_hsv, + .has_args = 1 + }, + { // 3ch auto blend (red-warm-cool style, led4-led3-main2) + .set_level = set_level_auto3, + .gradual_tick = gradual_tick_auto3, + .has_args = 0 + }, + RGB_AUX_CHANNELS +}; + +// HSV mode needs a different 3H handler +StatePtr channel_3H_modes[NUM_CHANNEL_MODES] = { + NULL, NULL, NULL, NULL, + NULL, NULL, circular_tint_3h, NULL, +}; + +void set_level_zero() { + // disable timer overflow interrupt + // (helps improve button press handling from Off state) + DSM_INTCTRL &= ~DSM_OVF_bm; + + // turn off all LEDs + MAIN2_ENABLE_PORT &= ~(1 << MAIN2_ENABLE_PIN); + LED3_ENABLE_PORT &= ~(1 << LED3_ENABLE_PIN ); + LED4_ENABLE_PORT &= ~(1 << LED4_ENABLE_PIN ); + main2_dsm_lvl = 0; + led3_dsm_lvl = 0; + led4_dsm_lvl = 0; + MAIN2_PWM_LVL = 0; + LED3_PWM_LVL = 0; + LED4_PWM_LVL = 0; + PWM_CNT = 0; + //PWM_TOP = PWM_TOP_INIT; +} + +// wrap setting the dsm vars, to get a faster response +// (just setting *_dsm_lvl doesn't work well for strobes) +void set_hw_levels(PWM_DATATYPE main2, // brightness, 0 to DSM_TOP + PWM_DATATYPE led3, + PWM_DATATYPE led4, + bool main2_en, // enable even at PWM=0? + bool led3_en, + bool led4_en + ) { + + // enable/disable LED power channels + if (main2 | main2_en) + MAIN2_ENABLE_PORT |= (1 << MAIN2_ENABLE_PIN); + else MAIN2_ENABLE_PORT &= ~(1 << MAIN2_ENABLE_PIN); + + if (led3 | led3_en ) + LED3_ENABLE_PORT |= (1 << LED3_ENABLE_PIN); + else LED3_ENABLE_PORT &= ~(1 << LED3_ENABLE_PIN); + + if (led4 | led4_en ) + LED4_ENABLE_PORT |= (1 << LED4_ENABLE_PIN); + else LED4_ENABLE_PORT &= ~(1 << LED4_ENABLE_PIN); + + // set delta-sigma soft levels + main2_dsm_lvl = main2; + led3_dsm_lvl = led3; + led4_dsm_lvl = led4; + // set hardware PWM levels and init dsm loop + MAIN2_PWM_LVL = main2_pwm = main2 >> 7; + LED3_PWM_LVL = led3_pwm = led3 >> 7; + LED4_PWM_LVL = led4_pwm = led4 >> 7; + + // enable timer overflow interrupt so DSM can work + DSM_INTCTRL |= DSM_OVF_bm; + + // force phase reset + PWM_CNT = PWM_CNT2 = 0; +} + +// delta-sigma modulation of PWM outputs +// happens on each Timer overflow (every 512 cpu clock cycles) +// uses 8-bit pwm w/ 7-bit dsm (0b 0PPP PPPP PDDD DDDD) +ISR(DSM_vect) { + // set new hardware values first, + // for best timing (reduce effect of interrupt jitter) + MAIN2_PWM_LVL = main2_pwm; + LED3_PWM_LVL = led3_pwm; + LED4_PWM_LVL = led4_pwm; + + // calculate next values, now that timing matters less + + // accumulate error + main2_dsm += (main2_dsm_lvl & 0x007f); + // next PWM = base PWM value + carry bit + main2_pwm = (main2_dsm_lvl >> 7) + (main2_dsm > 0x7f); + // clear carry bit + main2_dsm &= 0x7f; + + // repeat for other channels + + led3_dsm += (led3_dsm_lvl & 0x007f); + led3_pwm = (led3_dsm_lvl >> 7) + (led3_dsm > 0x7f); + led3_dsm &= 0x7f; + + led4_dsm += (led4_dsm_lvl & 0x007f); + led4_pwm = (led4_dsm_lvl >> 7) + (led4_dsm > 0x7f); + led4_dsm &= 0x7f; +} + +// LEDs 1+2 are 8-bit +// this 8-bit channel may be LEDs 1+2 or LED 4, depending on wiring +void set_level_main2(uint8_t level) { + set_hw_levels(PWM_GET(pwm1_levels, level), 0, 0, + 1, 0, 0); +} + +// LED 3 is 16-bit +void set_level_led3(uint8_t level) { + set_hw_levels(0, PWM_GET(pwm1_levels, level), 0, + 0, 1, 0); +} + +// this 16-bit channel may be LED 4 or LEDs 1+2, depending on wiring +void set_level_led4(uint8_t level) { + set_hw_levels(0, 0, PWM_GET(pwm1_levels, level), + 0, 0, 1); +} + +void set_level_all(uint8_t level) { + PWM_DATATYPE pwm = PWM_GET(pwm1_levels, level); + set_hw_levels(pwm, pwm, pwm, 1, 1, 1); +} + +// 8/16/16 wiring, mix 16+16 +void set_level_led34a_blend(uint8_t level) { + PWM_DATATYPE warm_PWM, cool_PWM; + PWM_DATATYPE brightness = PWM_GET(pwm1_levels, level); + uint8_t blend = cfg.channel_mode_args[channel_mode]; + + calc_2ch_blend(&warm_PWM, &cool_PWM, brightness, DSM_TOP, blend); + + set_hw_levels(0, warm_PWM, cool_PWM, + 0, (blend<170), (blend>85)); +} + +// 16/16/8 wiring, mix 16+8 +void set_level_led34b_blend(uint8_t level) { + PWM_DATATYPE warm_PWM, cool_PWM; + PWM_DATATYPE brightness = PWM_GET(pwm1_levels, level); + uint8_t blend = cfg.channel_mode_args[channel_mode]; + + calc_2ch_blend(&warm_PWM, &cool_PWM, brightness, DSM_TOP, blend); + + set_hw_levels(cool_PWM, warm_PWM, 0, + (blend>85), (blend<170), 0); +} + +void set_level_hsv(uint8_t level) { + RGB_t color; + uint8_t h = cfg.channel_mode_args[channel_mode]; + uint8_t s = 255; // TODO: drop saturation at brightest levels + PWM_DATATYPE v = PWM_GET(pwm1_levels, level); + color = hsv2rgb(h, s, v); + + set_hw_levels(color.r, color.g, color.b, + 0, 0, 0); +} + +// calculate a 3-channel "auto tint" blend +// (like red -> warm white -> cool white) +// results are placed in *a, *b, and *c vars +// level : ramp level to convert into 3 channel levels +// (assumes ramp table is "pwm1_levels") +void calc_auto_3ch_blend( + PWM_DATATYPE *a, // red + PWM_DATATYPE *b, // warm + PWM_DATATYPE *c, // cool + uint8_t level) { + + PWM_DATATYPE vpwm = PWM_GET(pwm1_levels, level); + + // tint goes from 0 (red) to 127 (warm white) to 255 (cool white) + uint8_t mytint; + mytint = 255 * (uint16_t)(level+1) / RAMP_SIZE; + + uint8_t falling=0, rising=0; + if (level < (RAMP_SIZE/2)) + falling = 255 - triangle_wave(mytint); + else + rising = 255 - triangle_wave(mytint); + + // TODO: make "a" drop to zero sooner, and "c" start ramping up later + // red is high at 0, low at 255 (linear) + *a = (((PWM_DATATYPE2)falling + * (PWM_DATATYPE2)vpwm) + 127) / 255; + // warm white is low at 0 and 255, high at 127 (linear triangle) + *b = (((PWM_DATATYPE2)triangle_wave(mytint) + * (PWM_DATATYPE2)vpwm) ) / 255; + // cool white is low at 0, high at 255 (linear) + *c = (((PWM_DATATYPE2)rising + * (PWM_DATATYPE2)vpwm) + 127) / 255; + +} + +// 3-channel "auto tint" channel mode +void set_level_auto3(uint8_t level) { + PWM_DATATYPE a, b, c; + calc_auto_3ch_blend(&a, &b, &c, level); + + set_hw_levels(c, b, a, + 0, 0, (0 == level)); +} + +///// "gradual tick" functions for smooth thermal regulation ///// +// (and other smooth adjustments) + +bool gradual_adjust(PWM_DATATYPE main2, PWM_DATATYPE led3, PWM_DATATYPE led4) { + // adjust multiple times based on current brightness + // (so it adjusts faster/coarser when bright, slower/finer when dim) + + // higher shift = slower/finer adjustments + const uint8_t shift = 9; // ((255 << 7) >> 9) = 63 max + uint8_t steps; + + steps = main2_dsm_lvl >> shift; + for (uint8_t i=0; i<=steps; i++) + GRADUAL_ADJUST_SIMPLE(main2, main2_dsm_lvl); + + steps = led3_dsm_lvl >> shift; + for (uint8_t i=0; i<=steps; i++) + GRADUAL_ADJUST_SIMPLE(led3, led3_dsm_lvl ); + + steps = led4_dsm_lvl >> shift; + for (uint8_t i=0; i<=steps; i++) + GRADUAL_ADJUST_SIMPLE(led4, led4_dsm_lvl ); + + if ((main2 == main2_dsm_lvl) + && (led3 == led3_dsm_lvl ) + && (led4 == led4_dsm_lvl )) { + return true; // done + } + return false; // not done yet +} + +bool gradual_tick_main2(uint8_t gt) { + PWM_DATATYPE main2 = PWM_GET(pwm1_levels, gt); + return gradual_adjust(main2, 0, 0); +} + +bool gradual_tick_led3(uint8_t gt) { + PWM_DATATYPE led3 = PWM_GET(pwm1_levels, gt); + return gradual_adjust(0, led3, 0); +} + +bool gradual_tick_led4(uint8_t gt) { + PWM_DATATYPE led4 = PWM_GET(pwm1_levels, gt); + return gradual_adjust(0, 0, led4); +} + +bool gradual_tick_all(uint8_t gt) { + PWM_DATATYPE pwm = PWM_GET(pwm1_levels, gt); + return gradual_adjust(pwm, pwm, pwm); +} + +// 8/16/16 wiring, mix 16+16 +bool gradual_tick_led34a_blend(uint8_t gt) { + PWM_DATATYPE warm_PWM, cool_PWM; + PWM_DATATYPE brightness = PWM_GET(pwm1_levels, gt); + uint8_t blend = cfg.channel_mode_args[channel_mode]; + + calc_2ch_blend(&warm_PWM, &cool_PWM, brightness, DSM_TOP, blend); + + return gradual_adjust(0, warm_PWM, cool_PWM); +} + +// 16/16/8 wiring, mix 16+8 +bool gradual_tick_led34b_blend(uint8_t gt) { + PWM_DATATYPE warm_PWM, cool_PWM; + PWM_DATATYPE brightness = PWM_GET(pwm1_levels, gt); + uint8_t blend = cfg.channel_mode_args[channel_mode]; + + calc_2ch_blend(&warm_PWM, &cool_PWM, brightness, DSM_TOP, blend); + + return gradual_adjust(cool_PWM, warm_PWM, 0); +} + +bool gradual_tick_hsv(uint8_t gt) { + // figure out what exact PWM levels we're aiming for + RGB_t color; + uint8_t h = cfg.channel_mode_args[channel_mode]; + uint8_t s = 255; // TODO: drop saturation at brightest levels + PWM_DATATYPE v = PWM_GET(pwm1_levels, gt); + color = hsv2rgb(h, s, v); + + return gradual_adjust(color.r, color.g, color.b); +} + +bool gradual_tick_auto3(uint8_t gt) { + // figure out what exact PWM levels we're aiming for + PWM_DATATYPE red, warm, cool; + calc_auto_3ch_blend(&red, &warm, &cool, gt); + return gradual_adjust(cool, warm, red); +} + diff --git a/hw/hank/emisar-d4k-3ch/hwdef.h b/hw/hank/emisar-d4k-3ch/hwdef.h new file mode 100644 index 0000000..2e83fbe --- /dev/null +++ b/hw/hank/emisar-d4k-3ch/hwdef.h @@ -0,0 +1,248 @@ +// Emisar D4K 3-channel hwdef +// Copyright (C) 2023 Selene ToyKeeper +// SPDX-License-Identifier: GPL-3.0-or-later +#pragma once + +/* + * Pin / Name / Function + * 1 PA6 LED 4 PWM (linear) (PWM1B) + * 2 PA5 R: red aux LED (PWM0B) + * 3 PA4 G: green aux LED + * 4 PA3 B: blue aux LED + * 5 PA2 button LED + * 6 PA1 3rd LED opamp enable + * 7 PA0 4th LED opamp enable + * 8 GND GND + * 9 VCC VCC + * 10 PC5 (none) + * 11 PC4 (none) + * 12 PC3 RESET + * 13 PC2 (none) + * 14 PC1 SCK + * 15 PC0 main 2 LEDs PWM (linear) (PWM0A) (8-bit only) + * 16 PB3 3rd LED PWM (linear) (PWM1A) + * 17 PB2 MISO + * 18 PB1 MOSI / battery voltage (ADC6) + * 19 PB0 main 2 LEDs opamp enable + * 20 PA7 e-switch (PCINT7) + * ADC12 thermal sensor + * + * PWM speed + resolution is dynamic on 2 channels, + * and 8-bit 16 kHz on 1 channel. + * + * Note: Some hardware might swap the wires at build time! + * It might be wired 8/16/16 (8-bit LEDs 1+2) or 16/16/8 (8-bit LED 4). + * So this code should support both wire layouts. + */ + +#define ATTINY 1634 +#include <avr/io.h> + +#define HWDEF_C_FILE hwdef-emisar-d4k-3ch.c + +// allow using aux LEDs as extra channel modes +#include "chan-rgbaux.h" + +// channel modes: +// - 1. main 2 LEDs only (8/16/16 wiring) or LED 4 only (16/16/8) +// - 2. 3rd LED only +// - 3. 4th LED only (8/16/16 wiring) or main 2 LEDs only (16/16/8) +// - 4. all 3 channels (equal amounts) +// - 5. 2ch blend (3rd + 4th LEDs, 8/16/16 wiring) +// - 6. 2ch blend (3rd + 4th LEDs, 16/16/8 wiring) +// - 7. 3ch blend (HSV style) +// - 8. 3ch auto blend (red-warm-cool style, led4-led3-main2) +// - 9+. RGB aux (hidden) +#define NUM_CHANNEL_MODES (8 + NUM_RGB_AUX_CHANNEL_MODES) +enum channel_modes_e { + CM_MAIN2 = 0, + CM_LED3, + CM_LED4, + CM_ALL, + CM_BLEND34A, // 8 / [16+16] + CM_BLEND34B, // 16 / [16+8] + CM_HSV, + CM_AUTO3, + RGB_AUX_ENUMS +}; + +#define CHANNEL_MODES_ENABLED 0b0000000000001111 +#define USE_CHANNEL_MODE_ARGS +// _, _, _, _, 128=middle CCT, 128=middle CCT, 213=purple, _ +#define CHANNEL_MODE_ARGS 0,0,0,0,128,128,213,0,RGB_AUX_CM_ARGS +#define USE_CUSTOM_CHANNEL_3H_MODES +#define USE_CIRCULAR_TINT_3H + +// can use some of the common handlers +#define USE_CALC_2CH_BLEND +#define USE_HSV2RGB + + +#define PWM_CHANNELS 1 // old, remove this + +#define PWM_BITS 16 // 0 to 16383 at variable Hz, not 0 to 255 at 16 kHz +#define PWM_GET PWM_GET16 +#define PWM_DATATYPE uint16_t +#define PWM_DATATYPE2 uint32_t // only needs 32-bit if ramp values go over 255 +#define PWM1_DATATYPE uint16_t // 15-bit PWM+DSM ramp + +// dynamic PWM +#define PWM_TOP ICR1 // holds the TOP value for for variable-resolution PWM +#define PWM_TOP_INIT 255 // highest value used in top half of ramp +#define PWM_CNT TCNT1 // for checking / resetting phase +#define PWM_CNT2 TCNT0 // for checking / resetting phase +// (max is (255 << 7), because it's 8-bit PWM plus 7 bits of DSM) +#define DSM_TOP (255<<7) // 15-bit resolution leaves 1 bit for carry + +// timer interrupt for DSM +#define DSM_vect TIMER0_OVF_vect +#define DSM_INTCTRL TIMSK +#define DSM_OVF_bm (1<<TOIE0) + +#define DELAY_FACTOR 90 // less time in delay() because more time spent in interrupts + +// main 2 LEDs / 1st channel (2 LEDs) +uint16_t main2_dsm_lvl; +uint8_t main2_pwm, main2_dsm; +#define MAIN2_PWM_PIN PC0 +#define MAIN2_PWM_LVL OCR0A // OCR0A is the output compare register for PC0 +#define MAIN2_ENABLE_PIN PB0 // Opamp power +#define MAIN2_ENABLE_PORT PORTB // control port for PB0 + +// LED 3 / 2nd channel (1 LED) +uint16_t led3_dsm_lvl; +uint8_t led3_pwm, led3_dsm; +#define LED3_PWM_PIN PB3 +#define LED3_PWM_LVL OCR1A // OCR1A is the output compare register for PB3 +#define LED3_ENABLE_PIN PA1 // Opamp power +#define LED3_ENABLE_PORT PORTA // control port for PA1 + +// LED 4 / 3rd channel (1 LED) +uint16_t led4_dsm_lvl; +uint8_t led4_pwm, led4_dsm; +#define LED4_PWM_PIN PA6 +#define LED4_PWM_LVL OCR1B // OCR1B is the output compare register for PA6 +#define LED4_ENABLE_PIN PA0 // Opamp power +#define LED4_ENABLE_PORT PORTA // control port for PA0 + +// e-switch +#ifndef SWITCH_PIN +#define SWITCH_PIN PA7 // pin 20 +#define SWITCH_PCINT PCINT7 // pin 20 pin change interrupt +#define SWITCH_PCIE PCIE0 // PCIE1 is for PCINT[7:0] +#define SWITCH_PCMSK PCMSK0 // PCMSK1 is for PCINT[7:0] +#define SWITCH_PORT PINA // PINA or PINB or PINC +#define SWITCH_PUE PUEA // pullup group A +#define PCINT_vect PCINT0_vect // ISR for PCINT[7:0] +#endif + +#define USE_VOLTAGE_DIVIDER // use a dedicated pin, not VCC, because VCC input is flattened +#define VOLTAGE_PIN PB1 // Pin 18 / PB1 / ADC6 +// pin to ADC mappings are in DS table 19-4 +#define VOLTAGE_ADC ADC6D // digital input disable pin for PB1 +// DIDR0/DIDR1 mappings are in DS section 19.13.5, 19.13.6 +#define VOLTAGE_ADC_DIDR DIDR1 // DIDR channel for ADC6D +// DS tables 19-3, 19-4 +// Bit 7 6 5 4 3 2 1 0 +// REFS1 REFS0 REFEN ADC0EN MUX3 MUX2 MUX1 MUX0 +// MUX[3:0] = 0, 1, 1, 0 for ADC6 / PB1 +// divided by ... +// REFS[1:0] = 1, 0 for internal 1.1V reference +// other bits reserved +#define ADMUX_VOLTAGE_DIVIDER 0b10000110 +#define ADC_PRSCL 0x07 // clk/128 + +// Raw ADC readings at 4.4V and 2.2V +// calibrate the voltage readout here +// estimated / calculated values are: +// (voltage - D1) * (R2/(R2+R1) * 1024 / 1.1) +// D1, R1, R2 = 0, 330, 100 +#ifndef ADC_44 +//#define ADC_44 981 // raw value at 4.40V +#define ADC_44 967 // manually tweaked so 4.16V will blink out 4.2 +#endif +#ifndef ADC_22 +//#define ADC_22 489 // raw value at 2.20V +#define ADC_22 482 // manually tweaked so 4.16V will blink out 4.2 +#endif + +// this light has aux LEDs under the optic +#define AUXLED_R_PIN PA5 // pin 2 +#define AUXLED_G_PIN PA4 // pin 3 +#define AUXLED_B_PIN PA3 // pin 4 +#define AUXLED_RGB_PORT PORTA // PORTA or PORTB or PORTC +#define AUXLED_RGB_DDR DDRA // DDRA or DDRB or DDRC +#define AUXLED_RGB_PUE PUEA // PUEA or PUEB or PUEC + +#define BUTTON_LED_PIN PA2 // pin 5 +#define BUTTON_LED_PORT PORTA // for all "PA" pins +#define BUTTON_LED_DDR DDRA // for all "PA" pins +#define BUTTON_LED_PUE PUEA // for all "PA" pins + +// this light has three aux LED channels: R, G, B +#define USE_AUX_RGB_LEDS +// the aux LEDs are front-facing, so turn them off while main LEDs are on +// it also has an independent LED in the button +#define USE_BUTTON_LED + + +inline void hwdef_setup() { + // enable output ports + DDRC = (1 << MAIN2_PWM_PIN); + DDRB = (1 << LED3_PWM_PIN) + | (1 << MAIN2_ENABLE_PIN) + ; + DDRA = (1 << LED4_PWM_PIN) + | (1 << LED4_ENABLE_PIN) + | (1 << LED3_ENABLE_PIN) + | (1 << AUXLED_R_PIN) + | (1 << AUXLED_G_PIN) + | (1 << AUXLED_B_PIN) + | (1 << BUTTON_LED_PIN) + ; + + // configure PWM + // Setup PWM. F_pwm = F_clkio / 2 / N / TOP, where N = prescale factor, TOP = top of counter + // pre-scale for timer: N = 1 + // Linear opamp PWM for both 16-bit channels + // WGM1[3:0]: 1,0,1,0: PWM, Phase Correct, adjustable (DS table 12-5) + // WGM1[3:0]: 1,1,1,0: PWM, Fast, adjustable (DS table 12-5) + // CS1[2:0]: 0,0,1: clk/1 (No prescaling) (DS table 12-6) + // COM1A[1:0]: 1,0: PWM OC1A in the normal direction (DS table 12-4) + // COM1B[1:0]: 1,0: PWM OC1B in the normal direction (DS table 12-4) + TCCR1A = (1<<WGM11) | (0<<WGM10) // adjustable PWM (TOP=ICR1) (DS table 12-5) + | (1<<COM1A1) | (0<<COM1A0) // PWM 1A in normal direction (DS table 12-4) + | (1<<COM1B1) | (0<<COM1B0) // PWM 1B in normal direction (DS table 12-4) + ; + TCCR1B = (0<<CS12) | (0<<CS11) | (1<<CS10) // clk/1 (no prescaling) (DS table 12-6) + //| (1<<WGM13) | (1<<WGM12) // fast adjustable PWM (DS table 12-5) + | (1<<WGM13) | (0<<WGM12) // phase-correct adjustable PWM (DS table 12-5) + ; + // set PWM resolution + PWM_TOP = PWM_TOP_INIT; + + // 8-bit PWM channel (LEDs 1+2 or LED 4) + // WGM0[2:0]: 0,0,1: PWM, Phase Correct, 8-bit (DS table 11-8) + // CS0[2:0]: 0,0,1: clk/1 (No prescaling) (DS table 11-9) + // COM0A[1:0]: 1,0: PWM OC0A in the normal direction (DS table 11-4) + // COM0B[1:0]: 1,0: PWM OC0B in the normal direction (DS table 11-7) + TCCR0A = (0<<WGM01) | (1<<WGM00) // 8-bit (TOP=0xFF) (DS table 11-8) + | (1<<COM0A1) | (0<<COM0A0) // PWM 0A in normal direction (DS table 11-4) + //| (1<<COM0B1) | (0<<COM0B0) // PWM 0B in normal direction (DS table 11-7) + ; + TCCR0B = (0<<CS02) | (0<<CS01) | (1<<CS00) // clk/1 (no prescaling) (DS table 11-9) + | (0<<WGM02) // phase-correct PWM (DS table 11-8) + ; + + // set up interrupt for delta-sigma modulation + // (moved to hwdef.c functions so it can be enabled/disabled based on ramp level) + //DSM_INTCTRL |= DSM_OVF_bm; // interrupt once for each timer cycle + + // set up e-switch + SWITCH_PUE = (1 << SWITCH_PIN); // pull-up for e-switch + SWITCH_PCMSK = (1 << SWITCH_PCINT); // enable pin change interrupt +} + + +#define LAYOUT_DEFINED + |