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/* Copyright 2018 Jason Williams (Wilba)
* Copyright 2021 Doni Crosby
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#pragma once
#include <stdint.h>
#include <stdbool.h>
#include "progmem.h"
#include "util.h"
// ======== DEPRECATED DEFINES - DO NOT USE ========
#ifdef ISSI_TIMEOUT
# define IS31FL3736_I2C_TIMEOUT ISSI_TIMEOUT
#endif
#ifdef ISSI_PERSISTENCE
# define IS31FL3736_I2C_PERSISTENCE ISSI_PERSISTENCE
#endif
#ifdef ISSI_SWPULLUP
# define IS31FL3736_SW_PULLUP ISSI_SWPULLUP
#endif
#ifdef ISSI_CSPULLUP
# define IS31FL3736_CS_PULLDOWN ISSI_CSPULLUP
#endif
#ifdef ISSI_GLOBALCURRENT
# define IS31FL3736_GLOBAL_CURRENT ISSI_GLOBALCURRENT
#endif
#define is31_led is31fl3736_led_t
#define g_is31_leds g_is31fl3736_leds
#define PUR_0R IS31FL3736_PUR_0_OHM
#define PUR_05KR IS31FL3736_PUR_05K_OHM
#define PUR_1KR IS31FL3736_PUR_1K_OHM
#define PUR_2KR IS31FL3736_PUR_2K_OHM
#define PUR_4KR IS31FL3736_PUR_4K_OHM
#define PUR_8KR IS31FL3736_PUR_8K_OHM
#define PUR_16KR IS31FL3736_PUR_16K_OHM
#define PUR_32KR IS31FL3736_PUR_32K_OHM
// ========
#define IS31FL3736_REG_INTERRUPT_MASK 0xF0
#define IS31FL3736_REG_INTERRUPT_STATUS 0xF1
#define IS31FL3736_REG_COMMAND 0xFD
#define IS31FL3736_COMMAND_LED_CONTROL 0x00
#define IS31FL3736_COMMAND_PWM 0x01
#define IS31FL3736_COMMAND_AUTO_BREATH 0x02
#define IS31FL3736_COMMAND_FUNCTION 0x03
#define IS31FL3736_FUNCTION_REG_CONFIGURATION 0x00
#define IS31FL3736_FUNCTION_REG_GLOBAL_CURRENT 0x01
#define IS31FL3736_FUNCTION_REG_SW_PULLUP 0x0F
#define IS31FL3736_FUNCTION_REG_CS_PULLDOWN 0x10
#define IS31FL3736_FUNCTION_REG_RESET 0x11
#define IS31FL3736_REG_COMMAND_WRITE_LOCK 0xFE
#define IS31FL3736_COMMAND_WRITE_LOCK_MAGIC 0xC5
#define IS31FL3736_I2C_ADDRESS_GND_GND 0x50
#define IS31FL3736_I2C_ADDRESS_GND_SCL 0x51
#define IS31FL3736_I2C_ADDRESS_GND_SDA 0x52
#define IS31FL3736_I2C_ADDRESS_GND_VCC 0x53
#define IS31FL3736_I2C_ADDRESS_SCL_GND 0x54
#define IS31FL3736_I2C_ADDRESS_SCL_SCL 0x55
#define IS31FL3736_I2C_ADDRESS_SCL_SDA 0x56
#define IS31FL3736_I2C_ADDRESS_SCL_VCC 0x57
#define IS31FL3736_I2C_ADDRESS_SDA_GND 0x58
#define IS31FL3736_I2C_ADDRESS_SDA_SCL 0x59
#define IS31FL3736_I2C_ADDRESS_SDA_SDA 0x5A
#define IS31FL3736_I2C_ADDRESS_SDA_VCC 0x5B
#define IS31FL3736_I2C_ADDRESS_VCC_GND 0x5C
#define IS31FL3736_I2C_ADDRESS_VCC_SCL 0x5D
#define IS31FL3736_I2C_ADDRESS_VCC_SDA 0x5E
#define IS31FL3736_I2C_ADDRESS_VCC_VCC 0x5F
#if defined(LED_MATRIX_IS31FL3736)
# define IS31FL3736_LED_COUNT LED_MATRIX_LED_COUNT
#endif
#if defined(IS31FL3736_I2C_ADDRESS_4)
# define IS31FL3736_DRIVER_COUNT 4
#elif defined(IS31FL3736_I2C_ADDRESS_3)
# define IS31FL3736_DRIVER_COUNT 3
#elif defined(IS31FL3736_I2C_ADDRESS_2)
# define IS31FL3736_DRIVER_COUNT 2
#elif defined(IS31FL3736_I2C_ADDRESS_1)
# define IS31FL3736_DRIVER_COUNT 1
#endif
typedef struct is31fl3736_led_t {
uint8_t driver : 2;
uint8_t v;
} PACKED is31fl3736_led_t;
extern const is31fl3736_led_t PROGMEM g_is31fl3736_leds[IS31FL3736_LED_COUNT];
void is31fl3736_init_drivers(void);
void is31fl3736_init(uint8_t addr);
void is31fl3736_write_register(uint8_t addr, uint8_t reg, uint8_t data);
void is31fl3736_write_pwm_buffer(uint8_t addr, uint8_t *pwm_buffer);
void is31fl3736_set_value(int index, uint8_t value);
void is31fl3736_set_value_all(uint8_t value);
void is31fl3736_set_led_control_register(uint8_t index, bool value);
// This should not be called from an interrupt
// (eg. from a timer interrupt).
// Call this while idle (in between matrix scans).
// If the buffer is dirty, it will update the driver with the buffer.
void is31fl3736_update_pwm_buffers(uint8_t addr, uint8_t index);
void is31fl3736_update_led_control_registers(uint8_t addr, uint8_t index);
void is31fl3736_flush(void);
#define IS31FL3736_PDR_0_OHM 0b000 // No pull-down resistor
#define IS31FL3736_PDR_0K5_OHM 0b001 // 0.5 kOhm resistor
#define IS31FL3736_PDR_1K_OHM 0b010 // 1 kOhm resistor
#define IS31FL3736_PDR_2K_OHM 0b011 // 2 kOhm resistor
#define IS31FL3736_PDR_4K_OHM 0b100 // 4 kOhm resistor
#define IS31FL3736_PDR_8K_OHM 0b101 // 8 kOhm resistor
#define IS31FL3736_PDR_16K_OHM 0b110 // 16 kOhm resistor
#define IS31FL3736_PDR_32K_OHM 0b111 // 32 kOhm resistor
#define IS31FL3736_PUR_0_OHM 0b000 // No pull-up resistor
#define IS31FL3736_PUR_0K5_OHM 0b001 // 0.5 kOhm resistor
#define IS31FL3736_PUR_1K_OHM 0b010 // 1 kOhm resistor
#define IS31FL3736_PUR_2K_OHM 0b011 // 2 kOhm resistor
#define IS31FL3736_PUR_4K_OHM 0b100 // 4 kOhm resistor
#define IS31FL3736_PUR_8K_OHM 0b101 // 8 kOhm resistor
#define IS31FL3736_PUR_16K_OHM 0b110 // 16 kOhm resistor
#define IS31FL3736_PUR_32K_OHM 0b111 // 32 kOhm resistor
#define IS31FL3736_PWM_FREQUENCY_8K4_HZ 0b000
#define IS31FL3736_PWM_FREQUENCY_4K2_HZ 0b001
#define IS31FL3736_PWM_FREQUENCY_26K7_HZ 0b010
#define IS31FL3736_PWM_FREQUENCY_2K1_HZ 0b011
#define IS31FL3736_PWM_FREQUENCY_1K05_HZ 0b100
#define A_1 0x00
#define A_2 0x02
#define A_3 0x04
#define A_4 0x06
#define A_5 0x08
#define A_6 0x0A
#define A_7 0x0C
#define A_8 0x0E
#define B_1 0x10
#define B_2 0x12
#define B_3 0x14
#define B_4 0x16
#define B_5 0x18
#define B_6 0x1A
#define B_7 0x1C
#define B_8 0x1E
#define C_1 0x20
#define C_2 0x22
#define C_3 0x24
#define C_4 0x26
#define C_5 0x28
#define C_6 0x2A
#define C_7 0x2C
#define C_8 0x2E
#define D_1 0x30
#define D_2 0x32
#define D_3 0x34
#define D_4 0x36
#define D_5 0x38
#define D_6 0x3A
#define D_7 0x3C
#define D_8 0x3E
#define E_1 0x40
#define E_2 0x42
#define E_3 0x44
#define E_4 0x46
#define E_5 0x48
#define E_6 0x4A
#define E_7 0x4C
#define E_8 0x4E
#define F_1 0x50
#define F_2 0x52
#define F_3 0x54
#define F_4 0x56
#define F_5 0x58
#define F_6 0x5A
#define F_7 0x5C
#define F_8 0x5E
#define G_1 0x60
#define G_2 0x62
#define G_3 0x64
#define G_4 0x66
#define G_5 0x68
#define G_6 0x6A
#define G_7 0x6C
#define G_8 0x6E
#define H_1 0x70
#define H_2 0x72
#define H_3 0x74
#define H_4 0x76
#define H_5 0x78
#define H_6 0x7A
#define H_7 0x7C
#define H_8 0x7E
#define I_1 0x80
#define I_2 0x82
#define I_3 0x84
#define I_4 0x86
#define I_5 0x88
#define I_6 0x8A
#define I_7 0x8C
#define I_8 0x8E
#define J_1 0x90
#define J_2 0x92
#define J_3 0x94
#define J_4 0x96
#define J_5 0x98
#define J_6 0x9A
#define J_7 0x9C
#define J_8 0x9E
#define K_1 0xA0
#define K_2 0xA2
#define K_3 0xA4
#define K_4 0xA6
#define K_5 0xA8
#define K_6 0xAA
#define K_7 0xAC
#define K_8 0xAE
#define L_1 0xB0
#define L_2 0xB2
#define L_3 0xB4
#define L_4 0xB6
#define L_5 0xB8
#define L_6 0xBA
#define L_7 0xBC
#define L_8 0xBE
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