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// Wurkkos TS25 driver layout
// Copyright (C) 2023 Selene ToyKeeper
// SPDX-License-Identifier: GPL-3.0-or-later
#pragma once
/* Boost driver based on MP3432 and attiny1616
* with high dynamic range and DAC control, AUX : RGB + button
* hardware version : 2.0+
* compatible with BST20-FWxA v1.0 (no button LED A)
*
* Pin / Name / Function
* 1 PA2 -
* 2 PA3 -
* 3 GND GND
* 4 VCC VCC
* 5 PA4 -
* 6 PA5 e-switch
* 7 PA6 -
* 8 PA7 -
* 9 PB5 -
* 10 PB4 -
* 11 PB3 -
* 12 PB2 EN: boost enable
* 13 PB1 -
* 14 PB0 PWM
* 15 PC0 -
* 16 PC1 B: aux blue
* 17 PC2 G: aux green
* 18 PC3 R: aux red
* 19 PA0 UDPI
* 20 PA1 Vbat sense (voltage divider)
*
*/
#define HWDEF_C wurkkos/ts25/boost/hwdef.c
// allow using aux LEDs as extra channel modes
#include "fsm/chan-rgbaux.h"
// channel modes:
// * 0. main LEDs
// * 1+. aux RGB
#define NUM_CHANNEL_MODES (1 + NUM_RGB_AUX_CHANNEL_MODES)
enum CHANNEL_MODES {
CM_MAIN = 0,
RGB_AUX_ENUMS
};
#define DEFAULT_CHANNEL_MODE CM_MAIN
// right-most bit first, modes are in fedcba9876543210 order
#define CHANNEL_MODES_ENABLED 0b0000000000000001
#define PWM_BITS 16 // 0 to 32640 (0 to 255 PWM + 0 to 127 DSM) at constant 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
#define PWM_TOP TCA0.SINGLE.PERBUF // holds the TOP value for for variable-resolution PWM
#define PWM_TOP_INIT 255
#define PWM_CNT TCA0.SINGLE.CNT // 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 TCA0_OVF_vect
#define DSM_INTCTRL TCA0.SINGLE.INTCTRL
#define DSM_INTFLAGS TCA0.SINGLE.INTFLAGS
#define DSM_OVF_bm TCA_SINGLE_OVF_bm
#define DELAY_FACTOR 90 // less time in delay() because more time spent in interrupts
// regulated channel
uint16_t ch1_dsm_lvl;
uint8_t ch1_pwm, ch1_dsm;
#define CH1_PIN PB0
#define CH1_PWM TCA0.SINGLE.CMP0BUF // CMP0 is the output compare register for PB0
#define CH1_ENABLE_PIN PIN2_bp
#define CH1_ENABLE_PORT PORTB_OUT
// e-switch
#define SWITCH_PIN PIN5_bp
#define SWITCH_PORT VPORTA.IN
#define SWITCH_ISC_REG PORTA.PIN2CTRL
#define SWITCH_VECT PORTA_PORT_vect
#define SWITCH_INTFLG VPORTA.INTFLAGS
// Voltage divider battLVL
#define USE_VOLTAGE_DIVIDER // use a dedicated pin, not VCC, because VCC input is regulated
#define ADMUX_VOLTAGE_DIVIDER ADC_MUXPOS_AIN1_gc // which ADC channel to read
// don't use the default VDD converter
#undef voltage_raw2cooked
#define voltage_raw2cooked mcu_vdivider_raw2cooked
// Raw ADC readings at 4.4V and 2.2V
// calibrate the voltage readout here
// estimated / calculated values are:
// (voltage - D1) * (R2/(R2+R1) * 4096 / 1.1)
// Resistors are 330k and 100k
#define ADC_44 4095 // raw value at 4.40V
#define ADC_22 2048 // raw value at 2.20V
// this light has aux LEDs under the optic
#define AUXLED_R_PIN PIN3_bp // pin 3
#define AUXLED_G_PIN PIN2_bp // pin 2
#define AUXLED_B_PIN PIN1_bp // pin 1
#define AUXLED_RGB_PORT PORTC // PORTA or PORTB or PORTC
// this light has three aux LED channels: R, G, B
#define USE_AUX_RGB_LEDS
inline void hwdef_setup() {
mcu_clock_speed();
// Outputs:
//VPORTA.DIR = ...;
VPORTB.DIR = PIN0_bm // PWM
| PIN2_bm; // boost enable
VPORTC.DIR = PIN1_bm // aux B
| PIN2_bm // aux G
| PIN3_bm; // aux R
// enable pullups on the unused pins to reduce power
PORTA.PIN0CTRL = PORT_PULLUPEN_bm;
//PORTA.PIN1CTRL = PORT_PULLUPEN_bm; // Vbat sense
PORTA.PIN2CTRL = PORT_PULLUPEN_bm;
PORTA.PIN3CTRL = PORT_PULLUPEN_bm;
PORTA.PIN4CTRL = PORT_PULLUPEN_bm;
PORTA.PIN5CTRL = PORT_PULLUPEN_bm | PORT_ISC_BOTHEDGES_gc; // eSwitch
PORTA.PIN6CTRL = PORT_PULLUPEN_bm;
PORTA.PIN7CTRL = PORT_PULLUPEN_bm;
//PORTB.PIN0CTRL = PORT_PULLUPEN_bm; // regulated channel
PORTB.PIN1CTRL = PORT_PULLUPEN_bm;
//PORTB.PIN2CTRL = PORT_PULLUPEN_bm; // boost enable
PORTB.PIN3CTRL = PORT_PULLUPEN_bm;
PORTB.PIN4CTRL = PORT_PULLUPEN_bm;
PORTB.PIN5CTRL = PORT_PULLUPEN_bm;
PORTC.PIN0CTRL = PORT_PULLUPEN_bm;
//PORTC.PIN1CTRL = PORT_PULLUPEN_bm; // RGB Aux
//PORTC.PIN2CTRL = PORT_PULLUPEN_bm; // RGB Aux
//PORTC.PIN3CTRL = PORT_PULLUPEN_bm; // RGB Aux
// set up the PWM
// https://ww1.microchip.com/downloads/en/DeviceDoc/ATtiny1614-16-17-DataSheet-DS40002204A.pdf
// PB0 is TCA0:WO0, use TCA_SINGLE_CMP0EN_bm
// PB1 is TCA0:WO1, use TCA_SINGLE_CMP1EN_bm
// PB2 is TCA0:WO2, use TCA_SINGLE_CMP2EN_bm
// For Fast (Single Slope) PWM use TCA_SINGLE_WGMODE_SINGLESLOPE_gc
// For Phase Correct (Dual Slope) PWM use TCA_SINGLE_WGMODE_DSBOTTOM_gc
// See the manual for other pins, clocks, configs, portmux, etc
TCA0.SINGLE.CTRLB = TCA_SINGLE_CMP0EN_bm
//| TCA_SINGLE_CMP1EN_bm
| TCA_SINGLE_WGMODE_DSBOTTOM_gc;
TCA0.SINGLE.CTRLA = TCA_SINGLE_CLKSEL_DIV1_gc
| TCA_SINGLE_ENABLE_bm;
PWM_TOP = PWM_TOP_INIT;
// 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
}
#define LAYOUT_DEFINED
|
