52 lines
1.8 KiB
C
52 lines
1.8 KiB
C
/* Copyright 2019 MechMerlin <mechmerlin@gmail.com>
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "quantum.h"
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#include "indicator_leds.h"
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enum BACKLIGHT_AREAS {
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BACKLIGHT_ALPHA = 0b0000001,
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BACKLIGHT_FROW = 0b0000010,
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BACKLIGHT_MOD = 0b0000100,
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BACKLIGHT_MACRO = 0b0001000,
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BACKLIGHT_SWITCH = 0b0001111
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};
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// Q5, Q6, Q7 is connected to B1 - alphas
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// Q8, Q9 is connected to B2 - frow
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// Q1, Q2, Q3 is connected to B3 - mods
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// Q4 is connected to E6 - macro keys
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void backlight_set(uint8_t level) {
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level & BACKLIGHT_ALPHA ? (PORTB |= 0b00000010) : (PORTB &= ~0b00000010);
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level & BACKLIGHT_FROW ? (PORTB |= 0b00000100) : (PORTB &= ~0b00000100);
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level & BACKLIGHT_MOD ? (PORTB |= 0b00001000) : (PORTB &= ~0b00001000);
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level & BACKLIGHT_MACRO ? (PORTE |= 0b01000000) : (PORTE &= ~0b01000000);
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}
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// U5 Pin 1, 2, 3 connected to top left LEDs
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// U6 Pin 1, 2, 3 connected to bottom right leds col of 3
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// U7 Pin 1 connected to row connected to bottom right leds solo LED
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// U7 Pin 2, 3 connected to bottom right leds row of 2
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// U6 Pin 5 connected to U7 Pin 6
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// U5 pin 5 connected to U6 Pin 6
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// U5, U6, U7 Pin 8 VCC
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// U5, U6, U7 Pin 4 GRND
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// U5 Pin 6 connected to atmega32u4 D4
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