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https://github.com/CalcProgrammer1/OpenRGB.git
synced 2025-12-27 01:07:49 -05:00
212 lines
8.0 KiB
C++
212 lines
8.0 KiB
C++
/*-----------------------------------------*\
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| GigabyteRGBFusion2SMBusController.cpp |
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| Driver for Gigabyte Aorus RGB Fusion 2 |
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| SMBus lighting controller |
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| Adam Honse (CalcProgrammer1) 3/12/2020 |
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| Matt Harper 5/5/2020 |
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\*-----------------------------------------*/
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#include "GigabyteRGBFusion2SMBusController.h"
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#include <cstring>
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#include <stdio.h>
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#include <stdlib.h>
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#ifdef DEBUG
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#include <iostream>
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#include <iomanip>
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#endif
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RGBFusion2SMBusController::RGBFusion2SMBusController(i2c_smbus_interface* bus, rgb_fusion_dev_id dev, std::string mb_name)
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{
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this->bus = bus;
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this->dev = dev;
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this->name = mb_name;
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memset(led_data, 0, 10*16);
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led_count = 10; // Protocol supports 10 'slots'
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}
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RGBFusion2SMBusController::~RGBFusion2SMBusController()
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{
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}
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unsigned int RGBFusion2SMBusController::GetLEDCount()
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{
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return(led_count);
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}
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std::string RGBFusion2SMBusController::GetDeviceName()
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{
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return(name);
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}
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std::string RGBFusion2SMBusController::GetDeviceLocation()
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{
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std::string return_string(bus->device_name);
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char addr[5];
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snprintf(addr, 5, "0x%02X", dev);
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return_string.append(", address ");
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return_string.append(addr);
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return("I2C: " + return_string);
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}
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/* Writes are performed in 32 byte chunks. If we need to write the second 16 bytes,
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* we must necessarily write the first 16 as well. Given that reading the existing state
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* from the device is not yet possible, unfortunately we may overwrite existing device
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* states if the state transition did not occur within in the same OpenRGB instance.
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* That is to say, the current behavior is non-deal but the best we have
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*/
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void RGBFusion2SMBusController::WriteLED(int led)
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{
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unsigned short register_offset = led / 2; // Relying on integer division to truncate
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unsigned short write_register = RGB_FUSION_2_LED_START_ADDR + 2*register_offset;
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// Adjust if we are writing the second 16 bytes
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if(led % 2)
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{
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led -= 1;
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}
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#ifdef DEBUG
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std::cout << std::hex << write_register << "\t";
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for(int i = 0; i < 2; i++)
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{
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for(int j = 0; j < 16; j++)
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{
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std::cout << std::setw(2) << std::setfill('0') << std::hex << (int)led_data[led+i][j] << " ";
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}
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std::cout << " ";
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}
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std::cout << std::endl;
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#endif
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bus->i2c_smbus_write_block_data(RGB_FUSION_2_SMBUS_ADDR, write_register, 32, led_data[led]);
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}
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void RGBFusion2SMBusController::Apply()
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{
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// Protocol expects terminating sequence 0x01ff written to register 0x17
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bus->i2c_smbus_write_word_data(RGB_FUSION_2_SMBUS_ADDR,
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RGB_FUSION_2_APPLY_ADDR,
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RGB_FUSION_2_ACTION_APPLY);
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}
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void RGBFusion2SMBusController::SetLEDEffect
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(
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unsigned int led,
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int mode,
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unsigned int brightness,
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unsigned int speed,
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unsigned char red,
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unsigned char green,
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unsigned char blue
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)
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{
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led_data[led][RGB_FUSION_2_IDX_MODE] = mode;
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led_data[led][RGB_FUSION_2_IDX_RED] = red;
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led_data[led][RGB_FUSION_2_IDX_GREEN] = green;
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led_data[led][RGB_FUSION_2_IDX_BLUE] = blue;
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led_data[led][RGB_FUSION_2_IDX_BRIGHTNESS] = 0x64;
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switch (mode)
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{
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case RGB_FUSION_2_MODE_PULSE:
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// Timer 1: On time
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// Timer 2: Off time
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led_data[led][RGB_FUSION_2_TIMER_1_LSB] = 0x20 * speed;
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led_data[led][RGB_FUSION_2_TIMER_1_MSB] = 0x03 * speed;
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led_data[led][RGB_FUSION_2_TIMER_2_LSB] = 0x20 * speed;
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led_data[led][RGB_FUSION_2_TIMER_2_MSB] = 0x03 * speed;
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break;
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case RGB_FUSION_2_MODE_DIGITAL_WAVE:
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// Timer 1: Wave Speed
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led_data[led][RGB_FUSION_2_TIMER_1_LSB] = speed;
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led_data[led][RGB_FUSION_2_TIMER_1_MSB] = 0x00;
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led_data[led][RGB_FUSION_2_IDX_BRIGHTNESS] = brightness;
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break;
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case RGB_FUSION_2_MODE_DIGITAL_A:
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// Timer 1: Directly controls speed of LED sections
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led_data[led][RGB_FUSION_2_TIMER_1_LSB] = speed;
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led_data[led][RGB_FUSION_2_TIMER_1_MSB] = 0x00; // Setting this to any number other than 0 slows down the effect
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led_data[led][RGB_FUSION_2_IDX_OPT_1] = 0x01; // Doesn't do anything, but always defaults to 0x01
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break;
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case RGB_FUSION_2_MODE_DIGITAL_B:
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// Timer 1: Direct control of section speed and pulsing
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led_data[led][RGB_FUSION_2_TIMER_1_LSB] = speed; // Main effect speed
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led_data[led][RGB_FUSION_2_TIMER_1_MSB] = 0x00; // Only sets to 0x01 in min speed. Makes light section blink for shorter periods
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led_data[led][RGB_FUSION_2_IDX_OPT_1] = 0x05 - (speed / 60); // Changes between 0x01 and 0x04 along with speed. Controls light trail length.
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break;
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case RGB_FUSION_2_MODE_DIGITAL_C:
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// Timer 1: Effect Speed
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led_data[led][RGB_FUSION_2_TIMER_1_LSB] = speed;
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led_data[led][RGB_FUSION_2_TIMER_1_MSB] = 0x00; // Like Digital A, slows down the effect, but never sets to another number.
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led_data[led][RGB_FUSION_2_IDX_OPT_1] = 0x04; // Fixed at 0x04. Does nothing.
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break;
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case RGB_FUSION_2_MODE_DIGITAL_D:
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// Timer 1: Effect Speed
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led_data[led][RGB_FUSION_2_TIMER_1_LSB] = speed;
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led_data[led][RGB_FUSION_2_TIMER_1_MSB] = 0x00; // Like Digital A, slows down the effect, but never sets to another number.
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led_data[led][RGB_FUSION_2_IDX_OPT_1] = 0x04; // Fixed at 0x04. Does nothing.
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led_data[led][RGB_FUSION_2_IDX_BRIGHTNESS] = brightness;
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break;
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case RGB_FUSION_2_MODE_DIGITAL_E:
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// Timer 1: Effect Speed
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led_data[led][RGB_FUSION_2_TIMER_1_LSB] = speed;
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led_data[led][RGB_FUSION_2_TIMER_1_MSB] = 0; // Like Digital A, slows down the effect, but never sets to another number.
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led_data[led][RGB_FUSION_2_IDX_OPT_1] = 0x05 - (speed / 50); // Changes between 0x02 and 0x04 according to speed, might be similar to Digital B.
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break;
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case RGB_FUSION_2_MODE_DIGITAL_F:
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// Timer 1: Effect Speed
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led_data[led][RGB_FUSION_2_TIMER_1_LSB] = speed;
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led_data[led][RGB_FUSION_2_TIMER_1_MSB] = 0x00; // Like Digital A, slows down the effect, but never sets to another number.
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led_data[led][RGB_FUSION_2_IDX_OPT_1] = 0x04; // Fixed at 0x04. Does nothing.
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led_data[led][RGB_FUSION_2_IDX_BRIGHTNESS] = brightness;
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break;
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case RGB_FUSION_2_MODE_DIGITAL_G:
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// Timer 1: Effect Speed
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led_data[led][RGB_FUSION_2_TIMER_1_LSB] = speed;
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led_data[led][RGB_FUSION_2_TIMER_1_MSB] = 0x00; // Like Digital A, slows down the effect, but never sets to another number.
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led_data[led][RGB_FUSION_2_IDX_OPT_1] = 0x04; // Fixed at 0x04. Does nothing.
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led_data[led][RGB_FUSION_2_IDX_BRIGHTNESS] = brightness;
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break;
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case RGB_FUSION_2_MODE_COLOR_CYCLE:
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// Timer 1: Cycle time
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led_data[led][RGB_FUSION_2_TIMER_1_LSB] = 0x00;
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led_data[led][RGB_FUSION_2_TIMER_1_MSB] = 0x03 * speed;
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led_data[led][RGB_FUSION_2_IDX_OPT_1] = 0x07; // Number of colors to cycle through. Valid range [1-7]
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led_data[led][RGB_FUSION_2_IDX_OPT_2] = 0x00; // Color cycle, or color cycle and pulse. [0,1]
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led_data[led][RGB_FUSION_2_IDX_BRIGHTNESS] = brightness;
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break;
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case RGB_FUSION_2_MODE_FLASHING:
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/* Timer 1: On time
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* Timer 2: Interval
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* Timer 3: Cycle time */
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led_data[led][RGB_FUSION_2_TIMER_1_LSB] = 0x64;
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led_data[led][RGB_FUSION_2_TIMER_1_MSB] = 0;
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led_data[led][RGB_FUSION_2_TIMER_2_LSB] = 0xc8;
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led_data[led][RGB_FUSION_2_TIMER_2_MSB] = 0;
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led_data[led][RGB_FUSION_2_TIMER_3_LSB] = 0xd0;
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led_data[led][RGB_FUSION_2_TIMER_3_MSB] = 0x07;
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led_data[led][RGB_FUSION_2_IDX_OPT_1] = speed; // Controls number of flashes
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break;
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}
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WriteLED(led);
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}
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