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// Noctigon DM11 boost driver layout (attiny1634)
// Copyright (C) 2021-2023 Selene ToyKeeper
// SPDX-License-Identifier: GPL-3.0-or-later
#pragma once
/*
* (based on Noctigon K1)
*
* Pin / Name / Function
* 1 PA6 (none) (PWM1B) (reserved for DD drivers)
* 2 PA5 R: red aux LED (PWM0B)
* 3 PA4 G: green aux LED
* 4 PA3 B: blue aux LED
* 5 PA2 L: button LED
* 6 PA1 (none)
* 7 PA0 (none)
* 8 GND GND
* 9 VCC VCC
* 10 PC5 (none)
* 11 PC4 (none)
* 12 PC3 RESET
* 13 PC2 (none)
* 14 PC1 SCK
* 15 PC0 boost PMIC enable (PWM0A not used)
* 16 PB3 main LED PWM (PWM1A)
* 17 PB2 MISO (PCINT10)
* 18 PB1 MOSI / battery voltage (ADC6)
* 19 PB0 Opamp power
* 20 PA7 e-switch (PCINT7)
* ADC12 thermal sensor
*
* Main LED power uses one pin to turn the Opamp on/off,
* and one pin to control Opamp power level.
* Linear brightness control uses the power level pin, with dynamic PWM.
* The on/off pin is only used to turn the main LED on and off,
* not to change brightness.
*/
#define ATTINY 1634
#include <avr/io.h>
#define HWDEF_C_FILE hwdef-noctigon-dm11-boost.c
// allow using aux LEDs as extra channel modes
#include "chan-rgbaux.h"
#define USE_CHANNEL_MODES
// channel modes:
// * 0. main LEDs
// * 1. aux red
// * 2. aux yellow
// * 3. aux green
// * 4. aux cyan
// * 5. aux blue
// * 6. aux purple
// * 7. aux white
#define NUM_CHANNEL_MODES 8
enum CHANNEL_MODES {
CM_MAIN = 0,
CM_AUXRED,
CM_AUXYEL,
CM_AUXGRN,
CM_AUXCYN,
CM_AUXBLU,
CM_AUXPRP,
CM_AUXWHT,
};
#define DEFAULT_CHANNEL_MODE CM_MAIN
#define CHANNEL_MODES_ENABLED 0b00000001
#define CHANNEL_HAS_ARGS 0b00000000
// no args
//#define USE_CHANNEL_MODE_ARGS
//#define CHANNEL_MODE_ARGS 0,0,0,0,0,0,0,0
#define SET_LEVEL_MODES set_level_main, \
set_level_auxred, \
set_level_auxyel, \
set_level_auxgrn, \
set_level_auxcyn, \
set_level_auxblu, \
set_level_auxprp, \
set_level_auxwht
// gradual ticking for thermal regulation
#define GRADUAL_TICK_MODES gradual_tick_main, \
gradual_tick_null, \
gradual_tick_null, \
gradual_tick_null, \
gradual_tick_null, \
gradual_tick_null, \
gradual_tick_null, \
gradual_tick_null
#define PWM_CHANNELS 1 // old, remove this
#define PWM_BITS 16 // dynamic 16-bit, but never goes over 255
#define PWM_GET PWM_GET8
#define PWM_DATATYPE uint16_t // is used for PWM_TOPS (which goes way over 255)
#define PWM_DATATYPE2 uint16_t // only needs 32-bit if ramp values go over 255
#define PWM1_DATATYPE uint8_t // 1x7135 ramp
#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 dynamic PWM, reset phase
#define CH1_PIN PB3 // pin 16, Opamp reference
#define CH1_PWM OCR1A // OCR1A is the output compare register for PB3
#define PWM1_PHASE_RESET_OFF // force reset while shutting off
#define PWM1_PHASE_RESET_ON // force reset while turning on
#define PWM1_PHASE_SYNC // manual sync while changing level
#define LED_ENABLE_PIN PB0 // pin 19, Opamp power
#define LED_ENABLE_PORT PORTB // control port for PB0
#define LED_ENABLE_PIN2 PC0 // pin 15, boost PMIC enable
#define LED_ENABLE_PORT2 PORTC // control port for PC0
// e-switch
#define SWITCH_PIN PA7 // pin 20
#define SWITCH_PCINT PCINT7 // pin 20 pin change interrupt
#define SWITCH_PCIE PCIE0 // PCIE0 is for PCINT[7:0]
#define SWITCH_PCMSK PCMSK0 // PCMSK0 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]
#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
// it also has an independent LED in the button
#define USE_BUTTON_LED
// 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
void set_level_main(uint8_t level);
bool gradual_tick_main(uint8_t gt);
inline void hwdef_setup() {
// enable output ports
// boost PMIC on/off
DDRC = (1 << LED_ENABLE_PIN2);
// Opamp level and Opamp on/off
DDRB = (1 << CH1_PIN)
| (1 << LED_ENABLE_PIN);
// aux R/G/B, button LED
DDRA = (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
// WGM1[3:0]: 1,0,1,0: PWM, Phase Correct, 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]: 0,0: PWM OC1B disabled (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)
| (0<<COM1B1) | (0<<COM1B0) // PWM 1B disabled (DS table 12-4)
;
TCCR1B = (0<<CS12) | (0<<CS11) | (1<<CS10) // clk/1 (no prescaling) (DS table 12-6)
| (1<<WGM13) | (0<<WGM12) // phase-correct adjustable PWM (DS table 12-5)
;
// set PWM resolution
PWM_TOP = PWM_TOP_INIT;
// 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
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